Cisco Systems UCSCPCIECSC02 manuale d’uso

Managing Network Adapters This chapter includes the following sections: • Overview of the Cisco UCS C-Series Network Adapters, page 1 • V iewing Network Adapter Properties, page 2 • Configuring Adapter Properties, page 5 • Managing vHBAs, page 7 • Managing vNICs, page 20 • Managing VM FEX, page 31 • Backing Up and Restoring the Adapte[...]

Cisco UCS P81E Virtual Interface Card The Cisco UCS P81E V irtual Interface Card is optimized for virtualized environments, for or ganizations that seek increased mobility in their physical environments, and for data centers that want reduced costs through NIC, HBA, cabling, and switch reduction and reduced management overhead. This Fibre Channel o[...]

Procedure Step 1 In the Navigation pane, click the Server tab. Step 2 On the Server tab, click Inventory . Step 3 In the Inventory pane, click the Network Adapters tab. Step 4 In the Adapter Cards area, click an adapter in the table to display its properties. The resources of the selected adapter appear in the tabbed menu below the Adapter Cards ar[...]

Description Name If this field displays yes , the adapter configuration has changed in CIMC but these changes have not been communicated to the host operating system. T o activate the changes, an administrator must reboot the adapter . Configuration Pending field The user-defined description for the adapter , if any . Description field Whether FCoE[...]

Description Name The firmware version that is currently active. Running V ersion field The alternate firmware version installed on the adapter , if any . The backup version is not currently running. T o activate it, administrators can click Activate Firmware in the Actions area. When you install new firmware on the adapter , any existing backup ver[...]

Procedure Step 1 In the Navigation pane, click the Server tab. Step 2 On the Server tab, click Inventory . Step 3 In the Inventory pane, click the Network Adapters tab. Step 4 In the Adapter Cards area, select the adapter card. If the server is powered on, the resources of the selected adapter card appear in the tabbed menu below the Adapter Cards [...]

Managing vHBAs Guidelines for Managing vHBAs When managing vHBAs, consider the following guidelines and restrictions: • The Cisco UCS P81E V irtual Interface Card and Cisco UCS VIC1225 V irtual Interface Card provide two vHBAs (fc0 and fc1). Y ou can create up to 16 additional vHBAs on these adapter cards. If Network Interface V irtualization (NI[...]

Description Name The WWPN associated with the vHBA. T o let the system generate the WWPN, select AUTO . T o specify a WWPN, click the second radio button and enter the WWPN in the corresponding field. W orld Wide Port Name field If checked, the vHBA can be used to perform a SAN boot. FC SAN Boot check box If checked, any LUN ID associations are ret[...]

Description Name The resource allocation timeout value (RA T OV), which is the number of milliseconds to wait before the system assumes that a resource cannot be properly allocated. Enter an integer between 5,000 and 100,000. The default is 10,000 milliseconds. RA TOV field The maximum size of the Fibre Channel frame payload bytes that the vHBA sup[...]

Description Name The preferred driver interrupt mode. This can be one of the following: • MSIx —Message Signaled Interrupts (MSI) with the optional extension. This is the recommended option. • MSI —MSI only . • INTx —PCI INTx interrupts. Interrupt Mode drop-down list Step 11 In the Fibre Channel Port area, review the information in the [...]

Description Name The number of milliseconds that the system waits before it tries to log in again. Enter an integer between 1,000 and 255,000. PLOGI Timeout field Step 14 In the SCSI I/O area, review the information in the following fields: Description Name The number of SCSI I/O queue resources the system should allocate. Enter an integer between [...]

Step 5 In the tabbed menu below the Adapter Cards area, click the vHBAs tab. Step 6 In the Host Fibre Channel Interfaces area, select a vHBA from the table. Step 7 Click Properties to open the vHBA Pr operties dialog box. Step 8 In the General area, update the following fields: Description Name The name of the virtual HBA. This name cannot be chang[...]

Description Name The data rate limit for traffic on this vHBA, in Mbps. If you want this vHBA to have an unlimited data rate, select OFF . Otherwise, click the second radio button and enter an integer between 1 and 10,000. This option cannot be used in NIV mode. Note Rate Limit field The order in which this vHBA will be used. T o let the system set[...]

Description Name The number of milliseconds the uplink port should be offline before it informs the system that the uplink port is down and fabric connectivity has been lost. Enter an integer between 0 and 240,000. Link Down Timeout field The number of times an I/O request to a port is returned because the port is busy before the system decides the[...]

Description Name The number of times that the system tries to log in to the fabric after the first failure. T o specify an unlimited number of retries, select the INFINITE radio button. Otherwise select the second radio button and enter an integer into the corresponding field. FLOGI Retries field The number of milliseconds that the system waits bef[...]

Step 16 Click Save Changes . Creating a vHBA The adapter provides two permanent vHBAs. If NIV mode is enabled, you can create up to 16 additional vHBAs. Procedure Step 1 In the Navigation pane, click the Server tab. Step 2 On the Server tab, click Inventory . Step 3 In the Inventory pane, click the Network Adapters tab. Step 4 In the Adapter Cards [...]

Deleting a vHBA Procedure Step 1 In the Navigation pane, click the Server tab. Step 2 On the Server tab, click Inventory . Step 3 In the Inventory pane, click the Network Adapters tab. Step 4 In the Adapter Cards area, select the adapter card. If the server is powered on, the resources of the selected adapter card appear in the tabbed menu below th[...]

Description Name The W orld W ide Port Name (WWPN) that corresponds to the location of the boot image. Enter the WWPN in the format hh:hh:hh:hh:hh:hh:hh:hh. T arget WWPN field The LUN ID that corresponds to the location of the boot image. Enter an ID between 0 and 255. LUN ID field Adds the specified location to the boot table. Add Boot Entry butto[...]

V iewing Persistent Bindings Procedure Step 1 In the Navigation pane, click the Server tab. Step 2 On the Server tab, click Inventory . Step 3 In the Inventory pane, click the Network Adapters tab. Step 4 In the Adapter Cards area, select the adapter card. If the server is powered on, the resources of the selected adapter card appear in the tabbed [...]

Rebuilding Persistent Bindings Procedure Step 1 In the Navigation pane, click the Server tab. Step 2 On the Server tab, click Inventory . Step 3 In the Inventory pane, click the Network Adapters tab. Step 4 In the Adapter Cards area, select the adapter card. If the server is powered on, the resources of the selected adapter card appear in the tabbe[...]

V iewing vNIC Properties Procedure Step 1 In the Navigation pane, click the Server tab. Step 2 On the Server tab, click Inventory . Step 3 In the Inventory pane, click the Network Adapters tab. Step 4 In the Adapter Cards area, select the adapter card. If the server is powered on, the resources of the selected adapter card appear in the tabbed menu[...]

Description Name If there is no default VLAN for this vNIC, click NONE . Otherwise, click the second radio button and enter a VLAN ID between 1 and 4094 in the field. This option cannot be used in NIV mode. Note Default VLAN field If you want to use VLAN trunking, select TRUNK . Otherwise, select ACCESS . This option cannot be used in NIV mode. Not[...]

Description Name The number of interrupt resources to allocate. In general, this value should be equal to the number of completion queue resources. Enter an integer between 1 and 514. Interrupt Count field The time to wait between interrupts or the idle period that must be encountered before an interrupt is sent. Enter an integer between 1 and 6553[...]

Description Name The number of descriptors in each transmit queue. Enter an integer between 64 and 4096. T ransmit Queue Ring Size field Step 12 In the Completion Queue area, review the information in the following fields: Description Name The number of completion queue resources to allocate. In general, the number of completion queue resources you[...]

Description Name Receive Side Scaling (RSS) distributes network receive processing across multiple CPUs in multiprocessor systems. If checked, network receive processing is shared across processors whenever possible. If cleared, network receive processing is always handled by a single processor even if additional processors are available. Enable TC[...]

Description Name The name for the virtual NIC. This name cannot be changed after the vNIC has been created. Name field The maximum transmission unit, or packet size, that this vNIC accepts. Enter an integer between 1500 and 9000. MTU field The uplink port associated with this vNIC. All traffic for this vNIC goes through this uplink port. Uplink Por[...]

Description Name Select the channel number that will be assigned to this vNIC. NIV mode is required for this option. Note Channel Number field Select the port profile that should be associated with the vNIC. This field displays the port profiles defined on the switch to which this server is connected. NIV mode is required for this option. Note Port[...]

Description Name The preferred driver interrupt mode. This can be one of the following: • MSI-X —Message Signaled Interrupts (MSI) with the optional extension. This is the recommended option. • MSI —MSI only . • INTx —PCI INTx interrupts. Interrupt Mode drop-down list Step 10 In the Ethernet Receive Queue area, update the following fiel[...]

Description Name If checked, the CPU sends large TCP packets to the hardware to be segmented. This option may reduce CPU overhead and increase throughput rate. If cleared, the CPU segments large packets. This option is also known as Large Send Of fload (LSO). Note Enable TCP Segmentation Offload check box If checked, the CPU sends all packet checks[...]

Step 15 Click Save Changes . Creating a vNIC The adapter provides two permanent vNICs. Y ou can create up to 16 additional vNICs. Procedure Step 1 In the Navigation pane, click the Server tab. Step 2 On the Server tab, click Inventory . Step 3 In the Inventory pane, click the Network Adapters tab. Step 4 In the Adapter Cards area, select the adapte[...]

Deleting a vNIC Procedure Step 1 In the Navigation pane, click the Server tab. Step 2 On the Server tab, click Inventory . Step 3 In the Inventory pane, click the Network Adapters tab. Step 4 In the Adapter Cards area, select the adapter card. If the server is powered on, the resources of the selected adapter card appear in the tabbed menu below th[...]

If the server is powered on, the resources of the selected adapter card appear in the tabbed menu below the Adapter Cards area. Step 5 In the tabbed menu below the Adapter Cards area, click the VM FEXs tab. Step 6 In the V irtual FEXs area, review the following information: Description Name Opens a dialog box that allows you to view the properties [...]

Step 10 In the Ethernet Interrupt area, review the information in the following fields: Description Name The number of interrupt resources allocated to this VM FEX. Interrupt Count field The time CIMC waits between interrupts or the idle period that must be encountered before an interrupt is sent. Coalescing Time field This can be one of the follow[...]

Description Name The number of descriptors in each completion queue. Completion Queue Ring Size field Step 14 In the TCP Offload area, review the information in the following fields: Description Name If enabled, the CPU sends large TCP packets to the hardware to be segmented. If disabled, the CPU segments large packets. This option is also known as[...]

Backing Up and Restoring the Adapter Configuration Exporting the Adapter Configuration The adapter configuration can be exported as an XML file to a TFTP server . Before Y ou Begin Obtain the TFTP server IP address. Procedure Step 1 In the Navigation pane, click the Server tab. Step 2 On the Server tab, click Inventory . Step 3 In the Inventory pan[...]

Importing the Adapter Configuration Procedure Step 1 In the Navigation pane, click the Server tab. Step 2 On the Server tab, click Inventory . Step 3 In the Inventory pane, click the Network Adapters tab. Step 4 In the Adapter Cards area, select the adapter card. If the server is powered on, the resources of the selected adapter card appear in the [...]

Step 5 In the tabbed menu below the Adapter Cards area, click the General tab. Step 6 In the Actions area of the General tab, click Reset T o Defaults and click OK to confirm. Managing Adapter Firmware Adapter Firmware A Cisco UCS C-Series network adapter contains the following firmware components: • Adapter firmware—The main operating firmware[...]

Installing Adapter Firmware From a TFTP Server Procedure Step 1 In the Navigation pane, click the Server tab. Step 2 On the Server tab, click Inventory . Step 3 In the Inventory pane, click the Network Adapters tab. Step 4 In the Adapter Cards area, select the adapter card. If the server is powered on, the resources of the selected adapter card app[...]

Activating Adapter Firmware Procedure Step 1 In the Navigation pane, click the Server tab. Step 2 On the Server tab, click Inventory . Step 3 In the Inventory pane, click the Network Adapters tab. Step 4 In the Adapter Cards area, select the adapter card. If the server is powered on, the resources of the selected adapter card appear in the tabbed m[...]

Cisco UCS C-Series Servers Integrated Management Controller GUI Configuration Guide, Release 1.4 40 OL-23489-08 Managing Network Adapters Resetting the Adapter[...]