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CH A P T E R 5-1 Cisco Aironet 340, 350, and CB20A Wire less LAN Client Adapters Installati on and Configuration Guide fo r Windows OL-1394-08 5 Configuring the Client Adapter This chapter e xplains ho w to set the con figurat ion parameters for a specif ic profile. The follo wing topics are covered in this chapter: • Overvie w , page 5-2 • Set[...]

5-2 Cisco Aironet 340, 350, and CB20A Wireless LAN Client Adap ters Installation and Confi guration Guide for Windows OL-1394-08 Chapter 5 Co nfiguring the Client Ada pter Overview Overview When you choose to create a ne w profile or edit an e xisting profi le on the Profi le Manager screen, the Properties screens appear with th e name of your prof[...]

5-3 Cisco Aironet 340, 350, and CB20A Wire less LAN Client Adapters Installati on and Configuration Guide fo r Windows OL-1394-08 Chapter 5 Config uring the Client Adapter Setting System Parameters Setting System Parameters The System Parameters screen (see Figure 5-1 ) enables you to set paramete rs that prepare the client adapter for use in a wir[...]

5-4 Cisco Aironet 340, 350, and CB20A Wireless LAN Client Adap ters Installation and Confi guration Guide for Windows OL-1394-08 Chapter 5 Co nfiguring the Client Ada pter Setting System Parameters T able 5-2 Syst em P arameters Parameter Description Client Name A logical name for yo ur workstation . It allo ws an administrator t o determine which [...]

5-5 Cisco Aironet 340, 350, and CB20A Wire less LAN Client Adapters Installati on and Configuration Guide fo r Windows OL-1394-08 Chapter 5 Config uring the Client Adapter Setting System Parameters Power Sa ve Mode Sets your client adapter to i ts optimum po wer consumption setting. Options: CAM, Max PSP , or Fast PSP Default: CAM (Constantly A wak[...]

5-6 Cisco Aironet 340, 350, and CB20A Wireless LAN Client Adap ters Installation and Confi guration Guide for Windows OL-1394-08 Chapter 5 Co nfiguring the Client Ada pter Setting System Parameters Go to the ne xt section to set additional parameters or click OK to return to the Prof ile Manager screen. On the Profile Manage r screen, click OK or A[...]

5-7 Cisco Aironet 340, 350, and CB20A Wire less LAN Client Adapters Installati on and Configuration Guide fo r Windows OL-1394-08 Chapter 5 Config uring the Client Adapter Setting RF Network Parameters Setting RF Network Parameters The RF Network screen (see Figure 5-2 ) enab les you to set parameters that control ho w and when the client adapter t[...]

5-8 Cisco Aironet 340, 350, and CB20A Wireless LAN Client Adap ters Installation and Confi guration Guide for Windows OL-1394-08 Chapter 5 Co nfiguring the Client Ada pter Setting RF Network Parameter s Ta b l e 5 - 3 lists and describes the client adapter’ s RF netw ork parameters. F ollo w the instructions in th e table to change any parameters[...]

5-9 Cisco Aironet 340, 350, and CB20A Wire less LAN Client Adapters Installati on and Configuration Guide fo r Windows OL-1394-08 Chapter 5 Config uring the Client Adapter Setting RF Network Parameters Use Short Radio H eaders Checking t his check box s ets your client a dapter to use short rad io headers. Howe ver , the adapter can us e sh ort rad[...]

5-10 Cisco Aironet 340, 350, and CB20A Wireless LAN Client Adap ters Installation and Confi guration Guide for Windows OL-1394-08 Chapter 5 Co nfiguring the Client Ada pter Setting RF Network Parameter s Channel Specifi es the frequenc y that your client adapter will use as the channel for communications. These channe ls conform to the IEEE 802.11 [...]

5-11 Cisco Aironet 340, 350, and CB20A Wire less LAN Client Adapters Installati on and Configuration Guide fo r Windows OL-1394-08 Chapter 5 Config uring the Client Adapter Setting RF Network Parameters T ransmit Power Defines the po wer lev el at which your client adapter transmits. This va lue must not be higher than that allo wed by your country[...]

5-12 Cisco Aironet 340, 350, and CB20A Wireless LAN Client Adap ters Installation and Confi guration Guide for Windows OL-1394-08 Chapter 5 Co nfiguring the Client Ada pter Setting RF Network Parameter s Clear Channel Assessme nt Specifies the method that determines whet her the channel on which your client ada pter will oper ate is clear p rior to[...]

5-13 Cisco Aironet 340, 350, and CB20A Wire less LAN Client Adapters Installati on and Configuration Guide fo r Windows OL-1394-08 Chapter 5 Config uring the Client Adapter Setting RF Network Parameters Go to the ne xt section to set additional parameters or cl ick OK to return to the Prof ile Manager screen. On the Profile Manage r screen, click O[...]

5-14 Cisco Aironet 340, 350, and CB20A Wireless LAN Client Adap ters Installation and Confi guration Guide for Windows OL-1394-08 Chapter 5 Co nfiguring the Client Ada pter Setting Advanced Infrastr ucture Parameters Setting Advanced Infrastructure Parameters Note Y ou can set advanced infrastructur e parameters only if yo ur client adapter has bee[...]

5-15 Cisco Aironet 340, 350, and CB20A Wire less LAN Client Adapters Installati on and Configuration Guide fo r Windows OL-1394-08 Chapter 5 Config uring the Client Adapter Setting Advanced Infrastructure Parameters Ta b l e 5 - 4 lists and describes the client adap ter’ s advanced infrast ructure parameters. Follo w the instructions in the table[...]

5-16 Cisco Aironet 340, 350, and CB20A Wireless LAN Client Adap ters Installation and Confi guration Guide for Windows OL-1394-08 Chapter 5 Co nfiguring the Client Ada pter Setting Advanced Infrastr ucture Parameters Specified Access Point 1- 4 Specif i es the MA C addresses of up to four preferred a ccess points with which the client adapter can a[...]

5-17 Cisco Aironet 340, 350, and CB20A Wire less LAN Client Adapters Installati on and Configuration Guide fo r Windows OL-1394-08 Chapter 5 Config uring the Client Adapter Setting Advanced Infrastructure Parameters Go to the ne xt section to set additional parameters or cl ick OK to return to the Prof ile Manager screen. On the Profile Manage r sc[...]

5-18 Cisco Aironet 340, 350, and CB20A Wireless LAN Client Adap ters Installation and Confi guration Guide for Windows OL-1394-08 Chapter 5 Co nfiguring the Client Ada pter Setting Advanced Ad Hoc Parameters Setting Advanced Ad Hoc Parameters Note Y ou can set advanced ad hoc paramete rs only if yo ur client adapter ha s been set to operate in an a[...]

5-19 Cisco Aironet 340, 350, and CB20A Wire less LAN Client Adapters Installati on and Configuration Guide fo r Windows OL-1394-08 Chapter 5 Config uring the Client Adapter Setting Advanced Ad Hoc Parame ters Ta b l e 5 - 5 lists and describes the client adapter’ s advanced ad hoc parameters. F ollow the instr uctions in the table to change any p[...]

5-20 Cisco Aironet 340, 350, and CB20A Wireless LAN Client Adap ters Installation and Confi guration Guide for Windows OL-1394-08 Chapter 5 Co nfiguring the Client Ada pter Setting Advanced Ad Hoc Parameters R TS Threshold Specifies the size of the data packet that the low-le vel RF protocol issues to a request-to-send (R TS) packet. Setting this p[...]

5-21 Cisco Aironet 340, 350, and CB20A Wire less LAN Client Adapters Installati on and Configuration Guide fo r Windows OL-1394-08 Chapter 5 Config uring the Client Adapter Setting Network Security Parameters Go to the ne xt section to set additional parameters or cl ick OK to return to the Prof ile Manager screen. On the Profile Manage r screen, c[...]

5-22 Cisco Aironet 340, 350, and CB20A Wireless LAN Client Adap ters Installation and Confi guration Guide for Windows OL-1394-08 Chapter 5 Co nfiguring the Client Ada pter Setting Network Security Par ameters This screen is different from the other Properties screen s in that it presents sev eral sec urity features, each of which in vol ves a numb[...]

5-23 Cisco Aironet 340, 350, and CB20A Wire less LAN Client Adapters Installati on and Configuration Guide fo r Windows OL-1394-08 Chapter 5 Config uring the Client Adapter Setting Network Security Parameters Overview of Security Features Y ou can protect you r data as it is transmitted thr oug h your wireless netw ork by encryptin g it through the[...]

5-24 Cisco Aironet 340, 350, and CB20A Wireless LAN Client Adap ters Installation and Confi guration Guide for Windows OL-1394-08 Chapter 5 Co nfiguring the Client Ada pter Setting Network Security Par ameters LEAP is enabled or disabled for a specif ic profil e through A CU, provided the LEAP security module was selected dur ing installation. Af t[...]

5-25 Cisco Aironet 340, 350, and CB20A Wire less LAN Client Adapters Installati on and Configuration Guide fo r Windows OL-1394-08 Chapter 5 Config uring the Client Adapter Setting Network Security Parameters Note P A Cs are also stored globally on compu ters that use the No vell Netw ork login promp t or any other third-party login application th [...]

5-26 Cisco Aironet 340, 350, and CB20A Wireless LAN Client Adap ters Installation and Confi guration Guide for Windows OL-1394-08 Chapter 5 Co nfiguring the Client Ada pter Setting Network Security Par ameters RADIUS servers that su pport PEAP authentication i nclude Cisco Secure A CS version 3.1 or later and Cisco Access Registrar v ersion 3.5 or [...]

5-27 Cisco Aironet 340, 350, and CB20A Wire less LAN Client Adapters Installati on and Configuration Guide fo r Windows OL-1394-08 Chapter 5 Config uring the Client Adapter Setting Network Security Parameters 2. Communicating through the access poin t, the client and RADIUS s erv er complete the authentication process, with the passwo rd (LEAP and [...]

5-28 Cisco Aironet 340, 350, and CB20A Wireless LAN Client Adap ters Installation and Confi guration Guide for Windows OL-1394-08 Chapter 5 Co nfiguring the Client Ada pter Setting Network Security Par ameters The software compo nents included in Install W izard version 1.3 or later automatically support WP A migration mode. WP A migratio n mode is[...]

5-29 Cisco Aironet 340, 350, and CB20A Wire less LAN Client Adapters Installati on and Configuration Guide fo r Windows OL-1394-08 Chapter 5 Config uring the Client Adapter Setting Network Security Parameters Reporting Access Points that Fail LEAP or EAP-FAST Authentication The follo wing client adapter and access point firmw are versions suppo rt [...]

5-30 Cisco Aironet 340, 350, and CB20A Wireless LAN Client Adap ters Installation and Confi guration Guide for Windows OL-1394-08 Chapter 5 Co nfiguring the Client Ada pter Setting Network Security Par ameters Message Integrity Check (MIC) MIC pre vents bit-flip attacks on en crypted pack ets. Du ring a bit-flip at tack, an intru der inter cepts an[...]

5-31 Cisco Aironet 340, 350, and CB20A Wire less LAN Client Adapters Installati on and Configuration Guide fo r Windows OL-1394-08 Chapter 5 Config uring the Client Adapter Setting Network Security Parameters Synchronizing Security Features In order to use an y of the security features discussed in this section, bot h your client adapter and the ac[...]

5-32 Cisco Aironet 340, 350, and CB20A Wireless LAN Client Adap ters Installation and Confi guration Guide for Windows OL-1394-08 Chapter 5 Co nfiguring the Client Ada pter Setting Network Security Par ameters EAP-TLS authentication If using ACU to config ure card Enable Host Based EAP (802.1x) and Dynamic WEP in A CU and select Enable network acce[...]

5-33 Cisco Aironet 340, 350, and CB20A Wire less LAN Client Adapters Installati on and Configuration Guide fo r Windows OL-1394-08 Chapter 5 Config uring the Client Adapter Setting Network Security Parameters PEAP authentication with WP A If using ACU to config ure card Enable W i-Fi Protected Access (WP A), Host Based EAP (WP A), and Dynamic WEP i[...]

5-34 Cisco Aironet 340, 350, and CB20A Wireless LAN Client Adap ters Installation and Confi guration Guide for Windows OL-1394-08 Chapter 5 Co nfiguring the Client Ada pter Setting Network Security Par ameters EAP-SIM authentication with WP A If using ACU to config ure card Enable W i-Fi Protected Access (WP A), Host Based EAP (WP A), and Dynamic W[...]

5-35 Cisco Aironet 340, 350, and CB20A Wire less LAN Client Adapters Installati on and Configuration Guide fo r Windows OL-1394-08 Chapter 5 Config uring the Client Adapter Setting Network Security Parameters Using Static WEP This section prov ides instructions for entering n ew st atic WEP key s or overwrit ing existing static WEP keys. Entering a[...]

5-36 Cisco Aironet 340, 350, and CB20A Wireless LAN Client Adap ters Installation and Confi guration Guide for Windows OL-1394-08 Chapter 5 Co nfiguring the Client Ada pter Setting Network Security Par ameters Step 6 Obtain the static WEP ke y from your system administrat or and enter it in the blank f ield for the ke y you are creating. F ollo w t[...]

5-37 Cisco Aironet 340, 350, and CB20A Wire less LAN Client Adapters Installati on and Configuration Guide fo r Windows OL-1394-08 Chapter 5 Config uring the Client Adapter Setting Network Security Parameters Overwriting an Existing Static WEP Key Follo w these steps to overwrite an existing static WEP key . Note Y ou can ov erwrite ex isting WEP k[...]

5-38 Cisco Aironet 340, 350, and CB20A Wireless LAN Client Adap ters Installation and Confi guration Guide for Windows OL-1394-08 Chapter 5 Co nfiguring the Client Ada pter Setting Network Security Par ameters Enabling LEAP Before you can enable LEAP authenticat ion, your network devi ces must meet the follo wing requirements: • Client adapters m[...]

5-39 Cisco Aironet 340, 350, and CB20A Wire less LAN Client Adapters Installati on and Configuration Guide fo r Windows OL-1394-08 Chapter 5 Config uring the Client Adapter Setting Network Security Parameters Figure 5-7 LEAP Settings Screen Step 4 Choose one of the follo wing LEAP username and password setti ng options: • Use T emporary User Name[...]

5-40 Cisco Aironet 340, 350, and CB20A Wireless LAN Client Adap ters Installation and Confi guration Guide for Windows OL-1394-08 Chapter 5 Co nfiguring the Client Ada pter Setting Network Security Par ameters Step 5 Perform one of the follo wing: • If you selected Use T emporary User Name and Password in Step 4 , choose one of the follo wing opt[...]

5-41 Cisco Aironet 340, 350, and CB20A Wire less LAN Client Adapters Installati on and Configuration Guide fo r Windows OL-1394-08 Chapter 5 Config uring the Client Adapter Setting Network Security Parameters Step 8 In the Authentication T imeout V alue field, enter the amount of time (in seconds) before a LEAP authentication attempt is considered [...]

5-42 Cisco Aironet 340, 350, and CB20A Wireless LAN Client Adap ters Installation and Confi guration Guide for Windows OL-1394-08 Chapter 5 Co nfiguring the Client Ada pter Setting Network Security Par ameters b. Click the A uthentication tab . Note In W indows Service P ack 1, the Authentication tab has mo ved from its pre vious location. T o acce[...]

5-43 Cisco Aironet 340, 350, and CB20A Wire less LAN Client Adapters Installati on and Configuration Guide fo r Windows OL-1394-08 Chapter 5 Config uring the Client Adapter Setting Network Security Parameters Step 2 Choose EAP-F AST or EA P-F AST (WP A) . Note This option is a vailabl e only if you sel ected the EAP-F AST security module during ins[...]

5-44 Cisco Aironet 340, 350, and CB20A Wireless LAN Client Adap ters Installation and Confi guration Guide for Windows OL-1394-08 Chapter 5 Co nfiguring the Client Ada pter Setting Network Security Par ameters Step 4 Choose one of the follo wing EAP-F AST username and password setting opt ions: • Use T emporary User Name and Password —Requir es[...]

5-45 Cisco Aironet 340, 350, and CB20A Wire less LAN Client Adapters Installati on and Configuration Guide fo r Windows OL-1394-08 Chapter 5 Config uring the Client Adapter Setting Network Security Parameters Step 6 If you work in an en vironment with multiple domains and therefore want your W indows login d omain to be passed to the RADIUS serv er[...]

5-46 Cisco Aironet 340, 350, and CB20A Wireless LAN Client Adap ters Installation and Confi guration Guide for Windows OL-1394-08 Chapter 5 Co nfiguring the Client Ada pter Setting Network Security Par ameters Step 10 Perform one o f the follo wing to enable manual P A C provis ioning: • From the S elect a P AC Authority T o Us e with Thi s Profi[...]

5-47 Cisco Aironet 340, 350, and CB20A Wire less LAN Client Adapters Installati on and Configuration Guide fo r Windows OL-1394-08 Chapter 5 Config uring the Client Adapter Setting Network Security Parameters e. If a message appears indicating th at the P A C file you are about to import will be made accessible to all users of your sy stem, click Y[...]

5-48 Cisco Aironet 340, 350, and CB20A Wireless LAN Client Adap ters Installation and Confi guration Guide for Windows OL-1394-08 Chapter 5 Co nfiguring the Client Ada pter Setting Network Security Par ameters Step 12 Check the Allo w Fast Roaming ( CCKM) check box on the Netw ork Security screen if you w ant to enable fast roaming for your client [...]

5-49 Cisco Aironet 340, 350, and CB20A Wire less LAN Client Adapters Installati on and Configuration Guide fo r Windows OL-1394-08 Chapter 5 Config uring the Client Adapter Setting Network Security Parameters c. Uncheck the Enable network access control using IEEE 802.1X or Enable IEEE 802.1x authentication f o r this network check box. d. Click OK[...]

5-50 Cisco Aironet 340, 350, and CB20A Wireless LAN Client Adap ters Installation and Confi guration Guide for Windows OL-1394-08 Chapter 5 Co nfiguring the Client Ada pter Setting Network Security Par ameters This section consists of th e follo wing three subsections. F ollow the steps in each subsection to enable host-based EAP au thentication (E[...]

5-51 Cisco Aironet 340, 350, and CB20A Wire less LAN Client Adapters Installati on and Configuration Guide fo r Windows OL-1394-08 Chapter 5 Config uring the Client Adapter Setting Network Security Parameters • If your computer is runn ing W indows XP , perform one of the follo wing: – If you want to enable WP A , double-click My Computer , Con[...]

5-52 Cisco Aironet 340, 350, and CB20A Wireless LAN Client Adap ters Installation and Confi guration Guide for Windows OL-1394-08 Chapter 5 Co nfiguring the Client Ada pter Setting Network Security Par ameters Figur e 5-1 1 Wir eless Networ k Connection Pr op erties Scr ee n (Wir eless Networ ks T ab) Step 2 Make sure that the Use Windows to conf i[...]

5-53 Cisco Aironet 340, 350, and CB20A Wire less LAN Client Adapters Installati on and Configuration Guide fo r Windows OL-1394-08 Chapter 5 Config uring the Client Adapter Setting Network Security Parameters Figure 5-12 Wire less Networ k Proper ties Scr een (Asso ciation T a b) Step 4 Perform one of the follo wing: • If you selected an SSID f r[...]

5-54 Cisco Aironet 340, 350, and CB20A Wireless LAN Client Adap ters Installation and Confi guration Guide for Windows OL-1394-08 Chapter 5 Co nfiguring the Client Ada pter Setting Network Security Par ameters Enabling EAP Authentication in Windows Follo w the steps in this section to enable EAP authentication in W indows for thi s profil e. Step 1[...]

5-55 Cisco Aironet 340, 350, and CB20A Wire less LAN Client Adapters Installati on and Configuration Guide fo r Windows OL-1394-08 Chapter 5 Config uring the Client Adapter Setting Network Security Parameters Enabling EAP-TLS Follo w these steps to enable EAP-T LS. Step 1 For EAP type, choose Certificates (on W indows 98, 98 SE, NT , or Me) or Smar[...]

5-56 Cisco Aironet 340, 350, and CB20A Wireless LAN Client Adap ters Installation and Confi guration Guide for Windows OL-1394-08 Chapter 5 Co nfiguring the Client Ada pter Setting Network Security Par ameters Figure 5-15 Smart Car d or other Certificate Pr operties Screen - Windows 2000 and XP Figure 5-16 Smar t Card or Other Certificate Pr op ert[...]

5-57 Cisco Aironet 340, 350, and CB20A Wire less LAN Client Adapters Installati on and Configuration Guide fo r Windows OL-1394-08 Chapter 5 Config uring the Client Adapter Setting Network Security Parameters Step 3 Choose the Use a certifi cate on this computer optio n. Step 4 If your computer is running W indows 98 , 98 SE, NT , or Me or W indows[...]

5-58 Cisco Aironet 340, 350, and CB20A Wireless LAN Client Adap ters Installation and Confi guration Guide for Windows OL-1394-08 Chapter 5 Co nfiguring the Client Ada pter Setting Network Security Par ameters Enabling PEAP Follo w these steps to enable PEAP . Step 1 For EAP typ e, choose PEAP . Step 2 Click Pr operties . The PEAP Properties screen[...]

5-59 Cisco Aironet 340, 350, and CB20A Wire less LAN Client Adapters Installati on and Configuration Guide fo r Windows OL-1394-08 Chapter 5 Config uring the Client Adapter Setting Network Security Parameters Step 5 Make sure that th e name of the c ertificate author ity from which the serv er certif icate was do wnloaded appears in the T rusted ro[...]

5-60 Cisco Aironet 340, 350, and CB20A Wireless LAN Client Adap ters Installation and Confi guration Guide for Windows OL-1394-08 Chapter 5 Co nfiguring the Client Ada pter Setting Network Security Par ameters Step 9 Choose either the Static Password (W indows NT/2000, LDAP) or the One T ime Password option, depending on your use r database. Step 1[...]

5-61 Cisco Aironet 340, 350, and CB20A Wire less LAN Client Adapters Installati on and Configuration Guide fo r Windows OL-1394-08 Chapter 5 Config uring the Client Adapter Setting Network Security Parameters Figur e 5-19 SIM A uthentication Properties Scr een Step 3 T o access any resources (data or commands) on the SIM, the EAP-SIM supplicant mus[...]

5-62 Cisco Aironet 340, 350, and CB20A Wireless LAN Client Adap ters Installation and Confi guration Guide for Windows OL-1394-08 Chapter 5 Co nfiguring the Client Ada pter Setting Network Security Par ameters Disabling LEAP, EAP-FAST, or Host-Based EAP If you e ver need to disable LEAP , EAP-F A ST , or ho st-based EAP for a particular prof ile, f[...]