Cisco Systems OL-8241-02 manual

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186

Ir a la página of

Buen manual de instrucciones

Las leyes obligan al vendedor a entregarle al comprador, junto con el producto, el manual de instrucciones Cisco Systems OL-8241-02. La falta del manual o facilitar información incorrecta al consumidor constituyen una base de reclamación por no estar de acuerdo el producto con el contrato. Según la ley, está permitido adjuntar un manual de otra forma que no sea en papel, lo cual últimamente es bastante común y los fabricantes nos facilitan un manual gráfico, su versión electrónica Cisco Systems OL-8241-02 o vídeos de instrucciones para usuarios. La condición es que tenga una forma legible y entendible.

¿Qué es un manual de instrucciones?

El nombre proviene de la palabra latina “instructio”, es decir, ordenar. Por lo tanto, en un manual Cisco Systems OL-8241-02 se puede encontrar la descripción de las etapas de actuación. El propósito de un manual es enseñar, facilitar el encendido o el uso de un dispositivo o la realización de acciones concretas. Un manual de instrucciones también es una fuente de información acerca de un objeto o un servicio, es una pista.

Desafortunadamente pocos usuarios destinan su tiempo a leer manuales Cisco Systems OL-8241-02, sin embargo, un buen manual nos permite, no solo conocer una cantidad de funcionalidades adicionales del dispositivo comprado, sino también evitar la mayoría de fallos.

Entonces, ¿qué debe contener el manual de instrucciones perfecto?

Sobre todo, un manual de instrucciones Cisco Systems OL-8241-02 debe contener:
- información acerca de las especificaciones técnicas del dispositivo Cisco Systems OL-8241-02
- nombre de fabricante y año de fabricación del dispositivo Cisco Systems OL-8241-02
- condiciones de uso, configuración y mantenimiento del dispositivo Cisco Systems OL-8241-02
- marcas de seguridad y certificados que confirmen su concordancia con determinadas normativas

¿Por qué no leemos los manuales de instrucciones?

Normalmente es por la falta de tiempo y seguridad acerca de las funcionalidades determinadas de los dispositivos comprados. Desafortunadamente la conexión y el encendido de Cisco Systems OL-8241-02 no es suficiente. El manual de instrucciones siempre contiene una serie de indicaciones acerca de determinadas funcionalidades, normas de seguridad, consejos de mantenimiento (incluso qué productos usar), fallos eventuales de Cisco Systems OL-8241-02 y maneras de solucionar los problemas que puedan ocurrir durante su uso. Al final, en un manual se pueden encontrar los detalles de servicio técnico Cisco Systems en caso de que las soluciones propuestas no hayan funcionado. Actualmente gozan de éxito manuales de instrucciones en forma de animaciones interesantes o vídeo manuales que llegan al usuario mucho mejor que en forma de un folleto. Este tipo de manual ayuda a que el usuario vea el vídeo entero sin saltarse las especificaciones y las descripciones técnicas complicadas de Cisco Systems OL-8241-02, como se suele hacer teniendo una versión en papel.

¿Por qué vale la pena leer los manuales de instrucciones?

Sobre todo es en ellos donde encontraremos las respuestas acerca de la construcción, las posibilidades del dispositivo Cisco Systems OL-8241-02, el uso de determinados accesorios y una serie de informaciones que permiten aprovechar completamente sus funciones y comodidades.

Tras una compra exitosa de un equipo o un dispositivo, vale la pena dedicar un momento para familiarizarse con cada parte del manual Cisco Systems OL-8241-02. Actualmente se preparan y traducen con dedicación, para que no solo sean comprensibles para los usuarios, sino que también cumplan su función básica de información y ayuda.

Índice de manuales de instrucciones

  • Página 1

    Corporate Headquarters Cisco Systems, Inc. 170 West Tasman Drive San Jose, CA 95134-1706 USA http://www.cisco.com Tel: 408 526-4000 800 553-NETS (6387) Fax: 408 526-4100 Cisco Content S er vices S witc h Routing and Bridging Conf iguration Guide Sof tware V ers ion 8.20 November 20 06 Text Part Number: O L-8241-02[...]

  • Página 2

    THE SPECIFICA T IONS AND INFORMA TION REGARDING THE PRODUCTS IN THIS MAN U AL ARE SUBJECT TO CHANGE WITHOUT NO TICE. ALL ST A TEMENTS, INFORMA TION, AND RECOMMENDA TION S IN THIS MANUAL ARE BELIEVED T O BE A CCURA TE BUT ARE PRESENTED WITHOUT W ARRANTY OF ANY KIND, EX PRESS OR IMPLIED. USERS MUST T AKE FULL RESPONSIBILITY FO R THEIR APPLICA TION OF[...]

  • Página 3

    iii Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 CONTENTS Preface xv Audience xvi How to Use This Guide xvi Related Documentation xvii Symbols and Conventions xx Obtaining Documentation xxi Cisco.com xxi Product Documentation DVD xxii Ordering Documentation xxii Documentation Feedback xxii Cisco Product Securi[...]

  • Página 4

    Contents iv Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 Configuring Interfaces 1-6 Configuring an Interface 1-7 Entering a Description for the Interface 1-7 Configuring Interface Duplex and Speed 1-8 Setting Interface Maximum Idle Time 1-10 Bridging an Interface to a VLAN 1-11 Specifying VLAN Trunking for a[...]

  • Página 5

    v Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Contents Configuring a Circuit IP Address 1-32 Configuring a Circuit-IP Broadcast Address 1-32 Configuring Circuit-IP Redirects 1-33 Configuring Circuit-IP Unreachables 1-33 Configuring Router-Discovery Preference for a Circuit IP Interface 1-33 Enabling and Disab[...]

  • Página 6

    Contents vi Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 Configuring Spanning-Tree Bridge Max-Age 2-4 Configuring Spanning-Tree Bridge Priority 2-5 Disabling Bridge Spanning-Tree 2-5 Showing Bridge Configurations 2-6 CHAPTER 3 Configuring Open Shortest Path First 3-1 OSPF Overview 3-2 OSPF Routin g Hierarchy[...]

  • Página 7

    vii Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Contents Configuring the CSS as an Autonomous System Bounda ry Router 3-15 Advertising a Route as an OSPF ASE Route 3-16 Advertising a Default ASE Route 3-20 Advertising Other Routes Through OSPF 3-21 Configuring OSPF on a CSS IP Interface 3-22 Configuring the C[...]

  • Página 8

    Contents viii Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 CHAPTER 4 Configuring the Address Resolution Protocol 4-1 ARP Configuration Qu ick Start 4-2 Configuring ARP 4-3 Immediately Refreshing the Bridge Forw arding Table fo r a MAC Down Event 4-4 Configuring ARP Timeout 4-4 Configuring ARP Wait 4-5 Updati[...]

  • Página 9

    ix Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Contents Configuring IP Opportunistic La yer 3 Forwarding 6-11 Configuring Advanced Rou te Remapping 6-13 Showing IP Configuration Information 6-13 Showing IP Global Configuration Parameters 6-14 Showing IP Interface Information 6-15 Showing IP Routing Informatio[...]

  • Página 10

    Contents x Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02[...]

  • Página 11

    xi Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 FIG U R ES Figure 1-1 CSS Interfaces and Circuits 1-3 Figure 1-2 Interface Trunking Between VLANs 1-3 Figure 1-3 Example of SPAN Connectivity 1-45 Figure 3-1 Basic OSPF Network Topo logy 3-3 Figure 6-1 Example of Opportunistic Layer 3 Forwardin g 6-11[...]

  • Página 12

    Figures xii Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02[...]

  • Página 13

    xiii Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 TABLES T able 1-1 Interface and Circuit Configuration Quick Sta rt 1-4 T able 1-2 Field Description for the show bridge port-fast Command 1-18 T able 1-3 Field Descriptions for the show bridge forwarding Co mmand 1-20 T able 1-4 Field Descriptions for the show [...]

  • Página 14

    Tables xiv Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 T able 3-5 Field Descriptions for show ospf interfaces Command 3-31 T able 3-6 Field Descriptions for the show ospf lsdb Command 3-35 T able 3-7 Field Descriptions for the show ospf ase Command 3-37 T able 3-8 Field Descriptions for the show ospf advert[...]

  • Página 15

    xv Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Preface This guide pro vides instructions to conf igure interfaces and circuits, spanning-tree bridging, Op en Shortest P ath First (OSPF), Address Resolution Protocol (ARP), Rout ing Information Pr otocol (RIP), Inte rnet Protocol (IP) routing, and D ynamic Host[...]

  • Página 16

    Preface Audience xvi Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 Audience This guide is intended for the follo wing trained and qualif ied service personnel who are responsible for conf iguring the CSS: • We b m a s t e r • System adminis trator • System operator How to Use This Guide This guide is or[...]

  • Página 17

    xvii Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Preface Related Documentation Related Documentation In addition to this document, the CSS d ocumentation set incl udes the follo wing: Chapter 7, Configuring the Cisco Discovery Protocol Configure Cisco Discovery Protocol (CDP). Chapter 8, Configuring the DHCP [...]

  • Página 18

    Preface Related Do cumentation xviii Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 Cisco Conte nt Services Switch Get ting Started Guide This guide describes ho w to perform initial administration and conf iguration tasks on the CSS, including: • Booting the CSS for the f irst time and on a routine basis, a[...]

  • Página 19

    xix Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Preface Related Documentation Cisco Conte nt Services Switch Cont ent Load-Balancing Conf iguratio n Guide This guide describes ho w to perform CSS content load-balancing configur ation tasks, in cluding: • Flo w and port mapping • Services • Service, glob[...]

  • Página 20

    Preface Symbols and Conventions xx Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 Symbols and Conventions This guide u ses the fol lowing symbols and conv entions to identify d if ferent ty pes of informatio n. Caution A caution means that a specific action you take co uld cause a loss of data or adversely imp[...]

  • Página 21

    xxi Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Preface Obtaining Documentation Note A note provides importa nt relate d info rmation, reminders, and recommendations. Bold text indicates a command in a paragraph. Courier text indicates text that appears on a command line, including the CLI prompt. Courier bol[...]

  • Página 22

    Preface Documentation Feedba ck xxii Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 Product Documentation DVD The Product Documentation D VD is a library of technical product documentation on a portable medium. The DVD enables y ou to access installatio n, configuration, and command guides for Cisco hardware a[...]

  • Página 23

    xxiii Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Preface Cisco Product Security Overview Cisco Product Security Overview Cisco provides a free online Security V u lnerability Policy portal at this URL: http://www .cisco.com/en/US/ products/products_security_vu lnerability_polic y .ht ml From this site, you w[...]

  • Página 24

    Preface Product Alerts and Field No tices xxiv Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 Ti p W e encourage you to use Pretty Good Pri v ac y (PGP) or a compatible product (for exam ple, GnuPG) to encrypt any sensiti ve informatio n that you send to Cisco. PSIR T can work with information that has been en[...]

  • Página 25

    xxv Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Preface Obtaining Techn ical Assistance Cisco service contract, Cisco T echnica l Assistance Center (T A C) engineers provide t elephone support. If you do n ot hav e a v a lid Cisco service contract, contact your reseller . Cisco Technical Support & Documen[...]

  • Página 26

    Preface Obtaining Technical Assistance xxvi Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 T echnical Support & Documentation radio b utton. T o provide feedback about the Cisco.co m website or a particular t echnical document, click Contacts & F eedback at the top of any Cisco.com web page. Submitting[...]

  • Página 27

    xxvii Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Preface Obtaining Additional Public ations and Information Se verity 1 (S1)—An e xisting network is “do wn” or there is a critical impact to your b usiness operations. Y ou and Cisc o will commi t all necessary resources around the clock to resolve the s[...]

  • Página 28

    Preface Obtaining Additional Publ ications and Information xxviii Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 • Cisco Press publishes a wide range of general n etworking, trai ning, and certificatio n titles. Both ne w and experienced users will benef it from these publications. F or current Cisco Press t[...]

  • Página 29

    CH A P T E R 1-1 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 1 Configuring Interfaces and Circuits This chapter descr ibes how to conf igure the CSS inte rfaces and circuits and how to bridg e interfaces to V irtual LAN s (VLANs). Informatio n in this chapter app lies to all CSS models, except where noted. Th[...]

  • Página 30

    Chapter 1 Configu ring Interfaces and Circuits Interface and Circuit Overview 1-2 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 Using the trunk command, you can assign multiple VLANs to a CSS Et hernet interface port (Fast Ethern et port or Gigabit Ethernet port). A t ru nk is a point-to-point link carrying t[...]

  • Página 31

    1-3 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Chapter 1 Con figuring Interfaces and Circuits Interface and Circuit Overview Figure 1-1 illu strates the interf aces, circuits, and VLANs in a CSS, and Figure 1-2 illustrates trunki ng between VLANs. Figur e 1 -1 CSS Interf aces and Circuits Figure 1 -2 Interfa[...]

  • Página 32

    Chapter 1 Configu ring Interfaces and Circuits Interface and Circuit Overview 1-4 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 Interface and Circuit Configuration Quick Start Ta b l e 1 - 1 provides a quick ov erview of the st eps required to configure interfaces and circuits. Each step includes the CLI comm[...]

  • Página 33

    1-5 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Chapter 1 Con figuring Interfaces and Circuits Interface and Circuit Overview The follo wing running-configurat ion example sh ows the resul ts of entering the commands in Ta b l e 1 - 1 . !********************** INTERFACE ********************* interface 2/1 phy[...]

  • Página 34

    Chapter 1 Configu ring Interfaces and Circuits Configuring Interfaces 1-6 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 Configuring Interfaces Interfaces are ports that enable you to connect devices to the CSS and connect the CSS to the Internet. The commands to conf igure interfaces on t he CSS 11501 differ [...]

  • Página 35

    1-7 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Chapter 1 Con figuring Interfaces and Circuits Configuring Interfaces Configuring an Interface T o configure an Ethernet interf ace, use the int erface command. Ente r the interface name as follows: • CSS 11501 - Enter the interf ace name in interface port for[...]

  • Página 36

    Chapter 1 Configu ring Interfaces and Circuits Configuring Interfaces 1-8 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 T o remove an interface description, enter: (config-if[2/1])# no description Configuring Interface Duplex and Speed By default, the CSS Fast Ethernet inte rface and Gigabit Ethernet interfac[...]

  • Página 37

    1-9 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Chapter 1 Con figuring Interfaces and Circuits Configuring Interfaces Note If you conf igure the redundancy-phy comman d on an interface of the master CSS in a box-to-box redund ancy conf iguration and then make a change to the port settings of that interface us[...]

  • Página 38

    Chapter 1 Configu ring Interfaces and Circuits Configuring Interfaces 1-10 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 • phy 100Mbits-HD - Sets the F a st Ethernet port to 10 0 Mbps and half-duple x mode. • phy 1Gbits-FD -asym - Sets the Gigabit Ethernet port to full-d uplex mode with asymmetric pause f[...]

  • Página 39

    1-11 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Chapter 1 Con figuring Interfaces and Circuits Configuring Interfaces For e xample, to set the maximum idle time to 180 seconds for interface port 1 on a CSS 11503, the I/O mod ule in slot 2, enter: (config-if[2/1])# max-idle 180 T o reset the idle time for an [...]

  • Página 40

    Chapter 1 Configu ring Interfaces and Circuits Configuring Interfaces 1-12 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 Specifying VLAN Trunking for an Interface T o activ ate VLAN trunking for a CSS interface, use the trunk command. Y ou specify all VLANs that include the speci fied port as part of the VLAN[...]

  • Página 41

    1-13 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Chapter 1 Con figuring Interfaces and Circuits Configuring Interfaces T o disable trunking on the specified interface and associated VL ANs, enter: (config-trunkif[2/3])# no trunk T o display a ll interf aces and the V LANs to which t hey ar e conf igured, use [...]

  • Página 42

    Chapter 1 Configu ring Interfaces and Circuits Configuring Interfaces 1-14 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 Configuring Spanning-Tree Bridging for a VLAN or a Trunked Interface The CSS supports conf iguration of Spanning-T ree Protocol (STP) bridging for an Ethernet interface in a VLAN or for a t[...]

  • Página 43

    1-15 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Chapter 1 Con figuring Interfaces and Circuits Configuring Interfaces Configuring Spanning -Tree Bridge Pathcost The path cost is the contribu tion of the inte rface to the vast path cost towards the spanning-tree root. Use the bridge pathcost command to set th[...]

  • Página 44

    Chapter 1 Configu ring Interfaces and Circuits Configuring Interfaces 1-16 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 Configuring Spanning -Tree Bridge State By default, an Ethernet interf ace is se t to the enabled bridge state. Use the bridge state command to set th e spanning-tre e bridge state for an E[...]

  • Página 45

    1-17 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Chapter 1 Con figuring Interfaces and Circuits Configuring Interfaces Enabling Port Fast A port with the Port Fast feature enabled is moved directly to the spanning-tree forwarding st ate without w aiting for the standard fo rward-time delay . Caution Use Port [...]

  • Página 46

    Chapter 1 Configu ring Interfaces and Circuits Configuring Interfaces 1-18 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 T o disable BPDU guar d, use the global conf iguration bridge bpdu-guard disabled command: (config)# bridge bpdu-guard disabled Showing Port Fast Information T o display whether Port Fast i[...]

  • Página 47

    1-19 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Chapter 1 Con figuring Interfaces and Circuits Configuring Interfaces Showing Interface Configurations This CSS includes a series of show interf ace mode commands th at enable you to view interf ace configurat ion information ab out the CSS. This information in[...]

  • Página 48

    Chapter 1 Configu ring Interfaces and Circuits Configuring Interfaces 1-20 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 T o display bridge forw arding or bridge status for a specif ic V LAN in the CSS, enter the show bridge forwarding or the show bridge status command wi th the VLAN number . E ntering the sh[...]

  • Página 49

    1-21 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Chapter 1 Con figuring Interfaces and Circuits Configuring Interfaces State The state of the port. The possible states are as follows: • Block - The block ing state. A port en ters the blocking state after CSS initialization. The p ort does not participat e i[...]

  • Página 50

    Chapter 1 Configu ring Interfaces and Circuits Configuring Interfaces 1-22 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 Showing Trunking Configurations The CSS enables you to sho w VLAN trunk status information for Gigabit Ethernet and Fast Ethern et ports. T o display th is information, use the sho w trunk [...]

  • Página 51

    1-23 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Chapter 1 Con figuring Interfaces and Circuits Configuring Interfaces Ta b l e 1 - 6 describes the f i elds in the show interface command output. Showing Interface Duplex and Speed Use the show ph y command to show duple x and speed v alues for all interfaces. [...]

  • Página 52

    Chapter 1 Configu ring Interfaces and Circuits Configuring Interfaces 1-24 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 Ta b l e 1 - 7 describes the f i elds in the show ph y command output. Showing Interface Statistics Use the show mibii command to display the e xtended 64-bit MIB-II statistics for a specif[...]

  • Página 53

    1-25 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Chapter 1 Con figuring Interfaces and Circuits Configuring Interfaces Ta b l e 1 - 8 describes the f i elds in the show mibii command outpu t. T abl e 1 -8 Field Descr iptions for the sho w mibii Command Field Description MA C The interface address at the p rot[...]

  • Página 54

    Chapter 1 Configu ring Interfaces and Circuits Configuring Interfaces 1-26 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 T o clear interface statistics, use the clear statisti cs command in SuperUser mode. For e xample: # clear statistics Last Change The v alue of sysUpT ime at the time the interface entered [...]

  • Página 55

    1-27 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Chapter 1 Con figuring Interfaces and Circuits Configuring Interfaces Showing Ethernet Interface Errors T o list the errors on an Ethernet interface, use the show ether-err or s command and options. When required , enter the interface name as a cas e-sensitiv e[...]

  • Página 56

    Chapter 1 Configu ring Interfaces and Circuits Configuring Interfaces 1-28 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 Single Collision The number of successfully tr ansmitted frames on the interface for transmissions that were inhibited by exactly one collision. Multiple Collisions The number of successful[...]

  • Página 57

    1-29 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Chapter 1 Con figuring Interfaces and Circuits Configuring Interfaces Shutting Down an Interface T o shut down an interface, use the admin-shutdo wn or shut command. Caution Shutting d o wn an in terface termina tes all conne ctions to th e interface. For e xam[...]

  • Página 58

    Chapter 1 Configu ring Interfaces and Circuits Configuring Interfaces 1-30 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 T o shut do wn all interfaces, enter: # admin-shutdown Restarting an Interface T o restart an interface, use the no admin-shutdown or no shut command. Fo r exa mpl e: • T o restart interf[...]

  • Página 59

    1-31 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Chapter 1 Con figuring Interfaces and Circuits Configuring Circuits Configuring Circuits A circuit on the CSS is a logi cal entity that maps IP inte rfaces to a logical port or group of logical po rts, for example, a VL AN. Each VLAN circuit requires an IP addr[...]

  • Página 60

    Chapter 1 Configu ring Interfaces and Circuits Configuring Circuits 1-32 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 Configuring a Circuit IP Address T o assign an I P address to a cir cuit, use the ip address command. Enter the IP address and a subnet mask in CIDR bi t-count notation or a mask i n dotted-d[...]

  • Página 61

    1-33 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Chapter 1 Con figuring Interfaces and Circuits Configuring Circuits Configuring Circui t-IP Redirects By default, the t ransmission of Internet Control Messag e Protocol (ICMP) redirect messages is enabled. T o disa ble the transmission of ICMP redirect message[...]

  • Página 62

    Chapter 1 Configu ring Interfaces and Circuits Configuring Circuits 1-34 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 Use the router -discovery prefer ence command to specify the preference le vel for the advertised CSS circui t IP address, relati ve to other de vices on the same network. Th e value is an i [...]

  • Página 63

    1-35 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Chapter 1 Con figuring Interfaces and Circuits Configuring Circuits This section includes the following topics: • Config uring the Router -Discov ery Lifetime • Config uring Router- Discov ery Limited-Broadcast • Config uring the Router -Discov ery Max-Ad[...]

  • Página 64

    Chapter 1 Configu ring Interfaces and Circuits Configuring Circuits 1-36 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 Configuring the Router-Discove ry Max-Advertisement-Interval By default, th e maximum interv al timer used for router discov ery advert isement from the circuit VLAN is 600 (10 minutes). U se[...]

  • Página 65

    1-37 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Chapter 1 Con figuring Interfaces and Circuits Configuring Circuits Showing Circuits Use the show cir cuits command to sho w circuit information. This command provid es the follo wing options: • show cir cuits - Di splays al l circuit in formatio n for circui[...]

  • Página 66

    Chapter 1 Configu ring Interfaces and Circuits Configuring Circuits 1-38 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 Showing IP Interfaces Use the show ip interf aces command to display conf igured IP interf aces on the CSS. The display includes the circuit state, IP address, broadcast address, Internet Con[...]

  • Página 67

    1-39 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Chapter 1 Con figuring Interfaces and Circuits Configuring RIP for an IP Interface Configuring RIP for an IP Interface Y ou can confi gure Routing Infor mation Protocol (RIP) attrib utes on each IP interface. T o configure RIP parameters and run RIP on an IP in[...]

  • Página 68

    Chapter 1 Configu ring Interfaces and Circuits Configuring RIP for an IP Interface 1-40 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 Configuring a RIP Default Route By default, the CSS advertises a default ro ute on an IP interface with a metric of 1. T o advertise a default route on an IP interf ace with a [...]

  • Página 69

    1-41 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Chapter 1 Con figuring Interfaces and Circuits Configuring RIP for an IP Interface Configuring RIP Packet Logging By default, CS S of logging recei ved or transmitted RIP pack ets on the interface is disabled. Use the rip log command to enable the CSS to lo g r[...]

  • Página 70

    Chapter 1 Configu ring Interfaces and Circuits Configuring RIP for an IP Interface 1-42 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 Ta b l e 1 - 1 2 describes the fields in the sho w rip command output. T o display global RIP statistics, enter: # show rip globals T abl e 1 -12 Field Descr iptions for th e s[...]

  • Página 71

    1-43 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Chapter 1 Con figuring Interfaces and Circuits Configuring RIP for an IP Interface Ta b l e 1 - 1 3 describes the fields in the sho w rip globals command outpu t. T o display the RIP interface st atistics for all RIP interface entries, enter: # show rip statist[...]

  • Página 72

    Chapter 1 Configu ring Interfaces and Circuits Configuring the Switched Po rt Analyzer Feature 1-44 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 Configuring the Switched Port Analyzer Feature Config ure the switched port analy zer (SP AN) feature on your CSS to mirror (copy) traf fic passing through one C SS[...]

  • Página 73

    1-45 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Chapter 1 Con figuring Interfaces and Circuits Configuring the Switched Port Analyzer Feature Figure 1-3 sho ws an example of SP AN connec tivity with a protocol analyzer connected to port 2/ 13 on a CSS. In this example, the CSS copies all packets recei ved or[...]

  • Página 74

    Chapter 1 Configu ring Interfaces and Circuits Configuring the Switched Po rt Analyzer Feature 1-46 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 This section describes ho w to configure SP AN on a CSS. It includes the f ollow ing topics: • Config uring SP AN on a CSS • V erifying the SP AN Configu ration[...]

  • Página 75

    1-47 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Chapter 1 Con figuring Interfaces and Circuits Configuring the Switched Port Analyzer Feature Note If the combined traf fic bandwidt h of the ingress and egress traf fic of the SSP AN port exceeds the bandwidth of the DSP AN port, the DSP A N port may become o [...]

  • Página 76

    Chapter 1 Configu ring Interfaces and Circuits Configuring the Switched Po rt Analyzer Feature 1-48 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 Direction Direction of the traf fic that you w ant to monitor at the source port. The dire ction can be one of the follo wing: • copyBoth - The CSS copies packets[...]

  • Página 77

    CH A P T E R 2-1 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 2 Configuring Spanning-Tree Bridging for the CSS The CSS supports conf iguration of Spanning-T ree Protocol (STP) bridging. Spanning-tree brid ging detects, and then pre vents, loops in the network. U se the bridge command to conf igure global spann[...]

  • Página 78

    Chapter 2 Configuring Spanning-Tree Brid ging for the CSS CSS Spanning-Tre e Bridging Quick Start 2-2 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 This chapter contains t he follo wing major sections: • CSS Spanning-T ree Bridging Quick Start • Config uring Spanning-T ree Bridge Aging-T ime • Config ur[...]

  • Página 79

    2-3 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Chapter 2 Configuring Spanning-Tree Bridging for the CSS Configuring Spanning-Tree Bridge Aging-Time The follo wing running-configurat ion example sh ows the resul ts of entering the commands in Ta b l e 2 - 1 . !*************************** GLOBAL **************[...]

  • Página 80

    Chapter 2 Configuring Spanning-Tree Brid ging for the CSS Configuring Spanning -Tree Bridge Forward-Time 2-4 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 Configuring Spanning-Tree Bridge Forward-Time The forward time is the delay time, in seconds, that all bridg es use for forward delay when this bridge is a[...]

  • Página 81

    2-5 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Chapter 2 Configuring Spanning-Tree Bridging for the CSS Configuring Spanning-Tree Brid ge Priority T o set the bridge maximu m age to 21, enter: (config)# bridge max-age 21 T o restore the default maximum age o f 6, enter: (config)# no bridge max-age Configurin[...]

  • Página 82

    Chapter 2 Configuring Spanning-Tree Brid ging for the CSS Showing Bridge Configuratio ns 2-6 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 T o disable spanning- tree bridging, enter: (config)# bridge spanning-tree disable T o reenable spanning-tr ee bridging, enter: (config)# bridge spanning-tree enable Showi[...]

  • Página 83

    2-7 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Chapter 2 Configuring Spanning-Tree Bridging for the CSS Showing Bridge Configur ations Bridge ID The bridge ID of the bri dge. Port The port ID. State The state of the port. The possible states are as follows: • Block - The block ing state. A port en ters the[...]

  • Página 84

    Chapter 2 Configuring Spanning-Tree Brid ging for the CSS Showing Bridge Configuratio ns 2-8 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02[...]

  • Página 85

    CH A P T E R 3-1 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 3 Configuring Open Shortest Path First This chapter p rovides confi guration and v ie wing information fo r the Open Shortest Path Fir st (OSPF) protocol. Inform ation in this chapter applies to all CSS models, except where noted. Note The CSS suppo[...]

  • Página 86

    Chapter 3 Config uring Open Shortest Path First OSPF Overview 3-2 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 OSPF Overview OSPF is a link-state routing protocol that : • Provides netw ork topology disco very withi n a group of routers and networ ks called an autonomous system (AS) • Calculates t he sho[...]

  • Página 87

    3-3 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Chapter 3 Con figuring Open Shortest Path First OSPF Overview OSPF Routing Hierarchy The OSPF routing hierarchy incl udes the following functions: • Autonomous systems • Areas, including t he backbone an d stub areas • Area Border Routers (ABRs ) • Auton[...]

  • Página 88

    Chapter 3 Config uring Open Shortest Path First OSPF Overview 3-4 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 Autonomous System The autonomous system (AS) is a collectio n of networks, under the same administrati ve control, that share the same routing information wit h each other . An AS is also referred t[...]

  • Página 89

    3-5 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Chapter 3 Con figuring Open Shortest Path First OSPF Overview Area Border Routers ABRs hav e multiple interfaces that connect directly to networks in two or more areas. An ABR runs a separate copy of the OSPF algorithm and maintains separate routing data for eac[...]

  • Página 90

    Chapter 3 Config uring Open Shortest Path First OSPF Overview 3-6 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 ASBR routes can be advertised as type 1 or type2 ASE. The difference between type1 and type2 is ho w the cost is calculated. F or a type2 ASE, only the extern al cost (metric) is used when comparing[...]

  • Página 91

    3-7 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Chapter 3 Con figuring Open Shortest Path First CSS OSPF Configuration Quick Start CSS OSPF Configuration Quick Start This section includes the following topics: • Global OSPF Confi guration Quick Start • OSPF IP Interface Conf iguration Quick Start • V er[...]

  • Página 92

    Chapter 3 Config uring Open Shortest Path First CSS OSPF Configuration Quick Start 3-8 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 The follo wing running-configurat ion example sh ows the resul ts of entering the commands in Ta b l e 3 - 1 . !*************************** GLOBAL *************************** os[...]

  • Página 93

    3-9 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Chapter 3 Con figuring Open Shortest Path First CSS OSPF Configuration Quick Start OSPF IP Interface Configuration Quick Start T o configur e OSPF on a CSS IP interf ace, see the steps in Ta b l e 3 - 2 . In the most basic IP interface conf iguration, you need t[...]

  • Página 94

    Chapter 3 Config uring Open Shortest Path First CSS OSPF Configuration Quick Start 3-10 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 The follo wing running-configurat ion example sh ows the resul ts of entering the commands in Ta b l e 3 - 2 . !************************** CIRCUIT ************************** ci[...]

  • Página 95

    3-11 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Chapter 3 Con figuring Open Shortest Path First CSS OSPF Configuration Quick Start Verifying Your Configuration T o verify the OSPF global and interface configurations, use the show ospf command and its options. F or example: • T o show the OSPF global config[...]

  • Página 96

    Chapter 3 Config uring Open Shortest Path First Configuring O SPF on the CSS 3-12 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 Configuring OSPF on the CSS This section includes the following topics: • Configuri ng the OSPF Router ID • Enabling OSPF • Config uring an Area • Config uring Equal-Cost Rou[...]

  • Página 97

    3-13 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Chapter 3 Con figuring Open Shortest Path First Configuring OSPF on the CSS Enabling OSPF After you assign the router ID to the C SS, globally enable OSPF on the CSS. Use the ospf enable command to enable OSPF . For example: (config)# ospf enable T o disable OS[...]

  • Página 98

    Chapter 3 Config uring Open Shortest Path First Configuring O SPF on the CSS 3-14 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 T o propagate summary LSAs in the stub area, include the send-summaries option. F or example: (config)# ospf area 0.0.0.1 stub send-summaries Removing an Area T o remove an OSPF area[...]

  • Página 99

    3-15 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Chapter 3 Con figuring Open Shortest Path First Configuring OSPF on the CSS Define an address range by specifying an IP addres s and subnet mask that represents networ ks in the area bein g summarized. Enter the IP address and subnet mask in dotted-decimal no t[...]

  • Página 100

    Chapter 3 Config uring Open Shortest Path First Configuring O SPF on the CSS 3-16 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 T o advertise a route as OSPF ASE through all OSPF int erfaces or generate a default ro ute, see the follo w ing sections. • Advertising a Rout e as an OSPF ASE Route • Advertisi[...]

  • Página 101

    3-17 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Chapter 3 Con figuring Open Shortest Path First Configuring OSPF on the CSS Star t Is OSPF Enabled? Ye s N o No VIP IS NO T advertised Are OSPF advertisements configured? Address IS NO T advertised 96931 Address IS NO T advertised VIP IS NO T advertised VIP IS [...]

  • Página 102

    Chapter 3 Config uring Open Shortest Path First Configuring O SPF on the CSS 3-18 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 The ASBR can perform ext ernal route summarization to consolidate mul tiple routes into a singl e advertisement. F or a CSS, this consolidation is useful when you want to adv ertise [...]

  • Página 103

    3-19 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Chapter 3 Con figuring Open Shortest Path First Configuring OSPF on the CSS Optionally , you can def ine any of the follo wing: • The network cost for the route b y including the metric opt ion. Enter a numbe r from 1 to 16777215. The d efault is 1. • A 32-[...]

  • Página 104

    Chapter 3 Config uring Open Shortest Path First Configuring O SPF on the CSS 3-20 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 !************************** SERVICE ************************** service c100 ip address 1.1.1.100 !IP address for critical service active service s1 ip address 2.1.1.1 !IP address for[...]

  • Página 105

    3-21 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Chapter 3 Con figuring Open Shortest Path First Configuring OSPF on the CSS Optionally , you can def ine any of the follo wing: • The network cost for an OSPF default route b y including the metric option. If a defaul t route metric is defi ned, the router ad[...]

  • Página 106

    Chapter 3 Config uring Open Shortest Path First Configuring OSPF on a CSS IP Interface 3-22 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 Optionally , you can def ine any of the follo wing: • The network cost for the route b y including the metric opt ion. Enter a numbe r from 1 to 16,7 77,215. The default [...]

  • Página 107

    3-23 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Chapter 3 Con figuring Open Shortest Path First Configuring OSPF on a CSS IP Interface Configuring the CSS IP Interface as an OSPF Interface An OSPF interface is an IP interf ace that you configure to send and recei ve OSPF traf fic. T o configure the CSS IP i [...]

  • Página 108

    Chapter 3 Config uring Open Shortest Path First Configuring OSPF on a CSS IP Interface 3-24 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 Assigning an OSPF Area to the Interface After you configure the IP interface as an O SPF interf ace, assign it to the area that you globally conf igured to the CSS. The def[...]

  • Página 109

    3-25 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Chapter 3 Con figuring Open Shortest Path First Configuring OSPF on a CSS IP Interface • Setting the Priority of th e CSS • Setting the Retransmission Interv al • Setting the T ransit-Link Delay Setting the Cost T o set the cost for sending a data packet [...]

  • Página 110

    Chapter 3 Config uring Open Shortest Path First Configuring OSPF on a CSS IP Interface 3-26 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 Setting the Hello Packet Interval Router interfaces periodically transmit hello pack ets to identify and mai ntain communications with thei r neighbors. When a rout er dete[...]

  • Página 111

    3-27 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Chapter 3 Con figuring Open Shortest Path First Configuring OSPF on a CSS IP Interface Setting the Poll Interval The poll interv al is the length of time, in seconds, between the transmittal of hello packets b y the CSS to an assumed inacti ve neighbo r router [...]

  • Página 112

    Chapter 3 Config uring Open Shortest Path First Configuring OSPF on a CSS IP Interface 3-28 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 T o reset the router priority to the default v alue of 1, enter: (config-circuit-ip[VLAN6-3.1.2.2])# no ospf priority Setting the Retransmission Interval The retransmission[...]

  • Página 113

    3-29 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Chapter 3 Con figuring Open Shortest Path First Showing OSPF Information Showing OSPF Information Use the show ospf co mmand to vie w OSPF information on the CSS. This command is a vai lable in all modes. This section i ncludes the follo wing topics: • Show i[...]

  • Página 114

    Chapter 3 Config uring Open Shortest Path First Showing OSPF Information 3-30 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 Showing Global Statistics T o sho w OSPF global statistics, enter: # show ospf global Ta b l e 3 - 4 describes the f i elds in the show ospf global co mmand output. LSAs The number of li[...]

  • Página 115

    3-31 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Chapter 3 Con figuring Open Shortest Path First Showing OSPF Information Showing IP Interface Information T o show OSPF interfaces, enter: # show ospf interfaces Ta b l e 3 - 5 describes the f i elds in the show ospf interfaces command output. T able 3-5 Field [...]

  • Página 116

    Chapter 3 Config uring Open Shortest Path First Showing OSPF Information 3-32 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 State The functional lev el of a n interface. The state determines whether full adjacencies are allowed to form ov er the interface. The states include: • Down - The initial interf ace[...]

  • Página 117

    3-33 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Chapter 3 Con figuring Open Shortest Path First Showing OSPF Information Priority The priority ass igned to t he interface advertise d in the he llo packets. When tw o routers attached to a netw ork both attempt to become the desi gnated router , the router wit[...]

  • Página 118

    Chapter 3 Config uring Open Shortest Path First Showing OSPF Information 3-34 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 Showing Link-State Databases Y ou can show the entire OSPF link-state database (LSDB) or its specif ic entry types with the show ospf lsdb c om m a nd . The option s for the show ospf ls[...]

  • Página 119

    3-35 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Chapter 3 Con figuring Open Shortest Path First Showing OSPF Information T o sho w the entire database, enter: # show ospf lsdb Ta b l e 3 - 6 describes the f i elds in the show ospf lsdb command output . T ab le 3-6 Field Descriptions for the sho w ospf lsdb C[...]

  • Página 120

    Chapter 3 Config uring Open Shortest Path First Showing OSPF Information 3-36 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 AD V Router This f i eld specifi es the OSPF Router ID of the LSA originator , as follows: • ASB-Summary LSAs, the originat ors are the ABRs • AS-external LSAs, the originators are A[...]

  • Página 121

    3-37 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Chapter 3 Con figuring Open Shortest Path First Showing OSPF Information Showing ASE Entries T o sho w AS-extern al (ASE) entries in the LSDB, enter: # show ospf ase T o fi nd specific entri es, pipe the output thr ough the grep command. For e xample: show ospf[...]

  • Página 122

    Chapter 3 Config uring Open Shortest Path First Showing OSPF Information 3-38 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 For e xample: # show ospf advertise 192.168.11.1/24 Ta b l e 3 - 8 describes the f i elds in the show ospf adve rtise command output. T able 3 -8 Field Descr iptions for th e show ospf a[...]

  • Página 123

    3-39 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Chapter 3 Con figuring Open Shortest Path First Showing OSPF Information Showing the Redistribution Policy T o sho w the confi gured redistrib ution policy into OSPF , enter: # show ospf redistribute Ta b l e 3 - 9 describes the f i elds in the show ospf re dis[...]

  • Página 124

    Chapter 3 Config uring Open Shortest Path First Showing OSPF Information 3-40 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 Showing Summary Route Configuration Information T o sho w the summary-route con figur ation information, en ter: # show ospf range Ta b l e 3 - 1 0 describes the fields in the sho w ospf[...]

  • Página 125

    3-41 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Chapter 3 Con figuring Open Shortest Path First Showing OSPF Information Prio The router priority of the ne ighboring router . Co ntained in the neighbor’ s hello packets, this v alu e is used by OSPF to select the designated router for the attached netwo rk.[...]

  • Página 126

    Chapter 3 Config uring Open Shortest Path First Showing OSPF Information 3-42 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 State/Dr (cont.) • Exchange - In this state, th e CSS sends DD packets to the neighbor to describe it s entire link-state database. Each DD packet has a DD sequen ce number and is expl[...]

  • Página 127

    3-43 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Chapter 3 Con figuring Open Shortest Path First OSPF Config uration in a Star tup-Configur ation File OSPF Configuration in a Startup-Configuration File The follo wing exampl e shows an OSPF conf iguration in a start up-configuration file. !********************[...]

  • Página 128

    Chapter 3 Config uring Open Shortest Path First OSPF Configuration in a Star tup-Configuration File 3-44 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02[...]

  • Página 129

    CH A P T E R 4-1 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 4 Configuring the Address Resolution Protocol This chapter descri bes how to configure Address Resolution Proto col (ARP) to statically configure the IP to Media Ac cess Control (MA C) translations necessary for the CSS to send data to network node [...]

  • Página 130

    Chapter 4 Configuring the Address Resolutio n Protocol ARP Configuration Quick Start 4-2 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 ARP Configuration Quick Start Ta b l e 4 - 1 pro vides a quick o vervie w of the steps required to co nfigu re a static ARP map. Each step includes the CLI command req uired t[...]

  • Página 131

    4-3 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Chapter 4 Configuring the Address Re solution Protocol Configuri ng ARP Configuring ARP T o define a static ARP mapping, use the arp command. The syntax for this global confi guration mode command is: arp ip_or_host mac_addr ess interface { vlan } The v ariables[...]

  • Página 132

    Chapter 4 Configuring the Address Resolutio n Protocol Immediately Refres hing the Bridge Forwardin g Table for a MAC Dow n Event 4-4 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 Immediately Refreshing the Bridge Forwarding Table for a MAC Down Event By default, when the CSS recei ves a Do w n e vent f or a [...]

  • Página 133

    4-5 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Chapter 4 Configuring the Address Re solution Protocol Configuring ARP Wait T o restore the default timeout v alue of 14400 seconds, enter: (config)# no arp timeout T o remov e all entries with the old t imeout v alue, enter the clear a rp cache command. Configu[...]

  • Página 134

    Chapter 4 Configuring the Address Resolutio n Protocol Showing ARP Information 4-6 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 Use the clear arp cache command to delete dynamic entries from the ARP cache. T o specify an address for the single ARP entry you want to remo ve from the ARP cache, use the clear a[...]

  • Página 135

    4-7 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Chapter 4 Configuring the Address Re solution Protocol Showing ARP Information • summary - Displays the total numb er of static entries, total n umber of dynamic entries, and total numb er of entries in the ARP resoluti on table, exclud ing the entries from th[...]

  • Página 136

    Chapter 4 Configuring the Address Resolutio n Protocol Showing ARP Information 4-8 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 T o display the global ARP con figurat ion, enter: # show arp config Ta b l e 4 - 4 describes the f i elds in the show arp conf ig command output. T o display the host IP addr esses[...]

  • Página 137

    4-9 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Chapter 4 Configuring the Address Re solution Protocol Showing ARP Information Ta b l e 4 - 5 describes the f i elds in the show arp management- port command output. T o display the resolutio n for a host IP address, enter: # show arp 192.50.1.6 T o display the [...]

  • Página 138

    Chapter 4 Configuring the Address Resolutio n Protocol Showing ARP Information 4-10 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02[...]

  • Página 139

    CH A P T E R 5-1 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 5 Configuring Routing Information Protocol The CSS enables you to conf igure global Routing Information Protocol (RIP) attributes used to adv ertise routes on the CSS. By default, RIP advertises RIP routes and local routes for interfaces running RIP[...]

  • Página 140

    Chapter 5 Configuring Routing Informatio n Protocol RIP Configuration Quick Start 5-2 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 RIP Configuration Quick Start Ta b l e 5 - 1 pro vides a quick o vervie w of the steps required to configure gl obal RIP attrib utes for the CSS. Each step includes the CLI comma[...]

  • Página 141

    5-3 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Chapter 5 Configuring Routing Information Protocol Configuring RIP Advertise Configuring RIP Advertise T o advertise a route through RIP on the CSS, use the rip advertise command. The syntax for this command is: rip advertise ip_addr ess subnet_mask { metric } T[...]

  • Página 142

    Chapter 5 Configuring Routing Informatio n Protocol Configuring Equal- Cost RIP Routes 5-4 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 The options and v ariables for this command are as follows: • fi re w a l l - Advertises fi rew all routes through RIP . • local - Ad vertises local rout es (interfaces [...]

  • Página 143

    5-5 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Chapter 5 Configuring Routing Information Protocol Showing RIP Configurations Showing RIP Configurations Use the show rip command to show a RIP conf iguration for one IP address or all IP addresses conf igured in the CSS. This command pro vides the follo wing op[...]

  • Página 144

    Chapter 5 Configuring Routing Informatio n Protocol Showing RIP Configurations 5-6 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 T o display global RIP statistics, enter: # show rip globals Ta b l e 5 - 3 describes the f i elds in the show rip global s command output. T o display the RIP interface st atistics[...]

  • Página 145

    5-7 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Chapter 5 Configuring Routing Information Protocol Showing RIP Configurations Ta b l e 5 - 4 describes the f i elds in the show rip stat istics command output. T able 5 -4 Field Descr iptions for th e show r ip statistics Command Field Description System Route C[...]

  • Página 146

    Chapter 5 Configuring Routing Informatio n Protocol Showing RIP Configurations 5-8 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02[...]

  • Página 147

    CH A P T E R 6-1 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 6 Configuring the Internet Protocol This chapter pro vides information to conf igure the Internet Protocol (IP) for the CSS and contains the follo wing major sections: • IP Confi guration Quick Start • Config uring an IP Route • Disabling an I[...]

  • Página 148

    Chapter 6 Configur ing the Internet Protocol IP Configuration Quick Start 6-2 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 IP Configuration Quick Start Ta b l e 6 - 1 provides a quick overvie w of the steps require d to setup the IP configuration for the CSS. Each step includes the CLI command required to co[...]

  • Página 149

    6-3 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Chapter 6 Configuring the Int ernet Protocol Configuring an IP Route The follo wing running-configurat ion example sh ows the resul ts of entering the commands in Ta b l e 6 - 1 . !*************************** GLOBAL *************************** ip no-implicit-ser[...]

  • Página 150

    Chapter 6 Configur ing the Internet Protocol Configuring an IP Route 6-4 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 Use the ip route command to conf igure an IP route. Y ou can configure a static route, a default static IP r oute, a blackhole route (where t he CSS drops any packets addressed to the route),[...]

  • Página 151

    6-5 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Chapter 6 Configuring the Int ernet Protocol Configuring an IP Route • fi re w a l l - Configures a f irewall route. The fir e w a l l option instructs th e CSS to use firewall load balancin g for this ro ute. Y o u can optiona lly set the administrativ e dist[...]

  • Página 152

    Chapter 6 Configur ing the Internet Protocol Disabling an Implicit Service fo r the Static Route Next Hop 6-6 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 Disabling an Implicit Service for the Static Route Next Hop By default, the CSS establi shes an implicit (or internal) servi ce for the gate way address w[...]

  • Página 153

    6-7 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Chapter 6 Configuring the Int ernet Protocol Configuring an IP Source Rou te For e xample: (config)# ip no-implicit-service T o reset th e default settin g, enter: (config)# no ip no-implicit-service Configuring an IP Source Route T o enable the CSS to process f[...]

  • Página 154

    Chapter 6 Configur ing the Internet Protocol Configuring the IP Record Route 6-8 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 Configuring the IP Record Route T o enable the C SS to process frames with the IP addres s of each rout er along a path, use the ip record-r oute command. For e xample: (config)# ip r[...]

  • Página 155

    6-9 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Chapter 6 Configuring the Int ernet Protocol Configuring IP Equal-Cost Multipath Configuring IP Equal-Cost Multipath T o set the equal-cost multipath (ECMP) selection algorithm and the pr eferred re verse e gress path, use the ip ecmp co mmand. The CSS supports [...]

  • Página 156

    Chapter 6 Configur ing the Internet Protocol Forwarding IP Subne t Broadcast Addressed Frames 6-10 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 Forwarding IP Subnet Broadcast Addressed Frames T o enable the CSS t o forward sub net broadcast addressed frames, use the ip subnet-br oadcast command. For e xample[...]

  • Página 157

    6-11 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Chapter 6 Configuring the Int ernet Protocol Configuring IP Opportunistic Layer 3 Forw arding T o restore the default behavior of the CSS, enter: (config)# no ip uncond-bridging Configuring IP Opportunistic Layer 3 Forwarding The CSS opportunistic Layer 3 forw [...]

  • Página 158

    Chapter 6 Configur ing the Internet Protocol Configuring IP Opportuni stic Layer 3 Forwarding 6-12 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 Using opportu nistic Layer 3 forwarding, th e CSS inspects the IP packet header t o determine the destination IP address. Ins tea d of forwarding the packet to Route[...]

  • Página 159

    6-13 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Chapter 6 Configuring the Int ernet Protocol Configuring Advanced Route Re mapping Configuring Advanced Route Remapping T o configure a CSS to remap flo ws using the best av ailable route, use the ip advanced-r oute-remap command. Th e syntax of this gl obal co[...]

  • Página 160

    Chapter 6 Configur ing the Internet Protocol Showing IP Configur ation Information 6-14 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 Showing IP Global Configuration Parameters Use the show ip config command to display IP global configurati on parameters. These parameters sho w the state (enabled or disabled)[...]

  • Página 161

    6-15 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Chapter 6 Configuring the Int ernet Protocol Showing IP Configuration Infor mation Showing IP Interface Information Use the show ip interf aces command to display conf igured IP interf aces on the CSS. The display includes the circuit state, IP address, broadca[...]

  • Página 162

    Chapter 6 Configur ing the Internet Protocol Showing IP Configur ation Information 6-16 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 Showing IP Routing Information Use the show ip routes comman d to display IP rout ing information. The synt ax and options for thi s command are as follo ws: • show ip r oute[...]

  • Página 163

    6-17 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Chapter 6 Configuring the Int ernet Protocol Showing IP Configuration Infor mation Showing IP Statistics Use the show ip statistics command to display aggregat e TCP statistics for the CSS or module in a CSS 1150 3 or 11506 chassi s. The syntax for this co mman[...]

  • Página 164

    Chapter 6 Configur ing the Internet Protocol Showing IP Configur ation Information 6-18 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 Output D atagrams The total num ber of flow-related UDP datagrams sent from the CSS. Input Errors The numbe r of recei ve d UDP datagrams that could not be deli vered for reaso[...]

  • Página 165

    6-19 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Chapter 6 Configuring the Int ernet Protocol Showing IP Configuration Infor mation Passi ve Opens The number of times TCP connections ha ve made a direct tran sition to th e SYN-RCVD state from the LISTEN state. Resets The number of t imes TCP connections hav e[...]

  • Página 166

    Chapter 6 Configur ing the Internet Protocol Showing IP Configur ation Information 6-20 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 T imestamp Reply The number of sent ICMP T imestamp Reply messages. Information Reply The number of recei ved ICMP information reply packets. Mask Reply The number of recei ved[...]

  • Página 167

    6-21 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Chapter 6 Configuring the Int ernet Protocol Showing IP Configuration Infor mation Resetting IP Statistics T o set the global IP (TCP/UDP) statistics fo r the CSS to zero, use the zero ip statistics command in any mode. This command sets the TCP/UDP stat istics[...]

  • Página 168

    Chapter 6 Configur ing the Internet Protocol Showing IP Configur ation Information 6-22 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 T able 6 -6 Field Descr iptions for the show ip summary Command Field Description Reachable Routes The current number of reachable routes. T otal Routes The current number of r[...]

  • Página 169

    CH A P T E R 7-1 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 7 Configuring the Cisco Discovery Protocol The Cisco Discovery Protocol (CD P) is a medium-indep endent protoc ol that runs ov er Layer 2 (the data link layer) on the CSS and other Cisco manuf a ctured equipment, such as routers, sw itches, bridges,[...]

  • Página 170

    Chapter 7 Configuring the Cisco Discovery Protocol CDP Configuration Quick Start 7-2 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 This chapter contains t he follo wing major sections: • CDP Config uration Quick Start • Enabling CDP • Setting the CDP Hold T ime • Setting the CDP T ransmission Rate •[...]

  • Página 171

    7-3 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Chapter 7 Configuring the Cisco Disc overy Protocol Enabling CDP The follo wing running-configurat ion example sh ows the resul ts of entering the commands in Ta b l e 7 - 1 . !*************************** GLOBAL *************************** cdp run cdp holdTime 2[...]

  • Página 172

    Chapter 7 Configuring the Cisco Discovery Protocol Setting the CDP Transmission Rate 7-4 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 Setting the CDP Transmission Rate By de fa ult , th e frequency at which the CSS transmits CDP pack ets to all recei v ing CD P - co mp a t ib l e d ev ic e s is 60 seconds. T[...]

  • Página 173

    CH A P T E R 8-1 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 8 Configuring the DHCP Relay Agent The Dynamic Host Conf iguration Protoc ol (DHCP) servers pro vide configuration parameters to DHCP clients. When DHCP clients and associated servers do not reside on the same IP n etwork or subn et, a DHCP relay a [...]

  • Página 174

    Chapter 8 Con figuring the DHCP Re lay Agent DHCP Relay Agent Config uration Quick Start 8-2 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 DHCP Relay Agent Configuration Quick Start Ta b l e 8 - 1 pro vides a quick ov erview of the st eps required to conf igure the DHCP relay agent for the cir cuit. Each step[...]

  • Página 175

    8-3 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Chapter 8 Configuring the DHCP Rela y Agent Adding a DHCP Destination on a Circuit Adding a DHCP Destination on a Circuit A CSS circuit acts as the DHCP relay ag ent. F or each circuit on the CSS, you can confi gure a maximum of f iv e DHCP destinations. The ini[...]

  • Página 176

    Chapter 8 Con figuring the DHCP Re lay Agent Defining the Hops Field Value for Forwarding DHCP Messages 8-4 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 Defining the Hops Field Value for Forwarding DHCP Messages The CSS forwards or discards a DHCP message based on the hops field value in the BOO T P header .[...]

  • Página 177

    8-5 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Chapter 8 Configuring the DHCP Rela y Agent Displaying the DHCP Relay Configuration Circuit The circui t config ured for DHCP . IfAddress The interface a ddress fo r the circuit. DHCP State The DHCP relay agent stat e on the circui t (Enabled or Disabled). Relay[...]

  • Página 178

    Chapter 8 Con figuring the DHCP Re lay Agent Displaying the DHCP Relay Configuration 8-6 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02[...]

  • Página 179

    IN-1 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 INDEX A aging time, configurin g for bridging 2-3 ARP clearing parameters 4-5 configuring for CSS 4-3 displaying info rmation 4-6 immediatel y refreshing the br idge forwardi ng table for a MAC Dow n event 4-4 running-config examp le 4-2 timeout, configurin g 4[...]

  • Página 180

    Index IN-2 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 circuit configuring 1-31 configuring DHCP relay destination 8-3 displaying D HCP relay info rmation 8-4 enabling or disabling DHCP relay ag ent 8-3 IP address, removing from circuit 1-32 IP interfa ce, configuring 1-31 overview 1-1 quick start 1-4 route[...]

  • Página 181

    IN-3 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Index ARP, configuring for CSS 4-3 CDP, configuring 7-1 opportunistic layer 3 forw arding 6-11 RIP, configuring 5-1 D default IP ro ute, configuri ng 6-3 default VLAN, re storing 1-11, 1-13 DHCP. See Dynamic Host Configuration Protocol disabling bridge spanning[...]

  • Página 182

    Index IN-4 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 I ICMP redirect message transmission, disabling 1-33 implicit service, disa bling 6-6 interface auto-neg otiate 1-8 bridging to VLA N 1-11 configuring 1-6, 1-7 configuring Port Fast 1-16 describing 1-7 displayin g statistics 1-24 duplex and speed, conf [...]

  • Página 183

    IN-5 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Index OSPF advertising other rout es through OSPF 3-21 area border routers 3-5 areas 3-4 autonomous system 3-4 autonomous system bo undary routers 3-5 basic networ k topology 3-3 configuring global parameters 3-12 configuring IP inter face parameters 3-22 CSS I[...]

  • Página 184

    Index IN-6 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 P packet storms, preventing 2-5 panning-tree bridging running-config examp le 2-3 pathcost, confi guring for bridging 1-15 port analyzing 1-44 auto-neg otiate 1-8 configuring Port Fast 1-16 DSPAN 1-44 enabling BPDU guard 1-17 enabling Port Fast 1-17 int[...]

  • Página 185

    IN-7 Cisco Content Services Switch Routing and Bridgi ng Config uration Guide OL-8241-02 Index router-discovery max-adver tisement-interval default valu e 1-36 router discovery preference 1-34 RIP advertise, configuring 5-3 advertise, stopping 5-3, 7-3, 7-4 default-route, co nfiguring 1-40 displayin g configurati ons 1-41, 5-5 equal cost, configuri[...]

  • Página 186

    Index IN-8 Cisco Content Services Switch Ro utin g and Bridg ing Configuration Guid e OL-8241-02 OSPF redistribution policy 3-39 OSPF summary-route configuration 3-40 RIP 5-5 shutting down all interfaces 1-29 interface stack layer 1-29 smurf attacks caution 6-10 SPAN configuring 1-46 displaying info rmation 1-47 example 1-45 overview 1-44 verifying[...]