Cisco Systems OL-11567-02 manuale d’uso

Corporate Headquarters: © 20 06 Cisco Systems, Inc. All rights reserved. Cisco Systems, Inc., 170 West Tasman Drive, San Jose, CA 95134-1706 USA Release Notes for Cisco Wireless LAN Controllers and Lightweight Access Points for Release 3.2.171.6 October 13, 2006 These release notes describe open and resolved ca veats for operating system release 3[...]

2 Release Notes for Cisco Wireless LAN Controllers and Lightweight Access Points for Release 3.2.171.6 OL-11567-02 Cisco Unified Wireless Network Solution Components • Cisco Product Security Overvie w , page 28 • Product Alerts and Field Notices, page 29 • Obtaining T echnical Assistance, page 29 • Obtaining Additional Publications and Info[...]

3 Release Notes for Cisco Wireless LAN Controllers and Lightweight Access Points for Release 3.2.171.6 OL-11567-02 Installation Notes Upgrading to a New Software Release When a controller is upgraded, the code on its associated access points is also automatically upgraded. When an access point is loading code, each of its lights blinks in successio[...]

4 Release Notes for Cisco Wireless LAN Controllers and Lightweight Access Points for Release 3.2.171.6 OL-11567-02 Installation Notes Warning Do not locate any antenna near overhead power lines or other electric light or power circuits, or where it can come into contact with such circuits. When installing antennas, take extreme care not to come in [...]

5 Release Notes for Cisco Wireless LAN Controllers and Lightweight Access Points for Release 3.2.171.6 OL-11567-02 Installation Notes Safety Precautions Each year hundreds of people are killed or injured when attempting to install an antenna. In many of these cases, the victim was aw are of the danger of electrocution but did not tak e adequate ste[...]

6 Release Notes for Cisco Wireless LAN Controllers and Lightweight Access Points for Release 3.2.171.6 OL-11567-02 Important Notes Important Notes This section describes important information about the controllers and access points. Service Modules Supported in the Catalyst 6500 Series Switch The Catalyst 6500 Series Switch chassis can support up t[...]

7 Release Notes for Cisco Wireless LAN Controllers and Lightweight Access Points for Release 3.2.171.6 OL-11567-02 Important Notes Changing the Default Values of SNMP Community Strings The controller has commonly known def ault v alues of “public” and “priv ate” for the read-only and read-write SNMP community strings. Using these standard v[...]

8 Release Notes for Cisco Wireless LAN Controllers and Lightweight Access Points for Release 3.2.171.6 OL-11567-02 Important Notes Step 5 T o specify the access lev el for this community , enter this command, where ro is read-only mode and rw is read/write mode: conf ig snmp community accessmode { ro | rw } name Step 6 T o enable or disable this SN[...]

9 Release Notes for Cisco Wireless LAN Controllers and Lightweight Access Points for Release 3.2.171.6 OL-11567-02 Important Notes Step 3 T o create a new SNMP v3 user , enter this command: conf ig snmp v3user create username { ro | rw } { none | hmacmd5 | hmacsha } { none | des } auth_passwor d privacy_password where • username is the SNMP v3 us[...]

10 Release Notes for Cisco Wireless LAN Controllers and Lightweight Access Points for Release 3.2.171.6 OL-11567-02 Important Notes Heavily Loaded Controller CPU When the controller CPU is heavily loaded (for e xample, when doing f ile copies or other tasks), it does not hav e time to process all of the ACKs that the NPU sends in response to conf i[...]

11 Release Notes for Cisco Wireless LAN Controllers and Lightweight Access Points for Release 3.2.171.6 OL-11567-02 Important Notes • The 7920 phones and the controllers do not currently use compatible fast roaming mechanisms. The phone uses CCKM while the controllers use proacti ve ke y caching (PKC). T o minimize roaming latency , static WEP is[...]

12 Release Notes for Cisco Wireless LAN Controllers and Lightweight Access Points for Release 3.2.171.6 OL-11567-02 Important Notes Management Usernames and Local Netuser Names Management usernames and local netuser names must be unique because they are stored in the same database. That is, you cannot assign the same name to a management user and a[...]

13 Release Notes for Cisco Wireless LAN Controllers and Lightweight Access Points for Release 3.2.171.6 OL-11567-02 Important Notes Apple iBook Some Apple operating systems require shared ke y authentication for WEP . Other releases of the operating system do not work with shared ke y WEP unless the client sav es the key in its k ey ring. Ho w you [...]

14 Release Notes for Cisco Wireless LAN Controllers and Lightweight Access Points for Release 3.2.171.6 OL-11567-02 Important Notes 2006 Image Not Supported for 3504 Controllers The 2006 controller image is supported for use with only 2000 series controllers. Do not install the 2006 image on a 3504 controller . Otherwise, errors may occur . Install[...]

15 Release Notes for Cisco Wireless LAN Controllers and Lightweight Access Points for Release 3.2.171.6 OL-11567-02 Important Notes redirectUrl = redirectUrl.substring(0,255); document.forms[0].redirect_url.value = redirectUrl; } } document.forms[0].buttonClicked.value = 4; document.forms[0].submit(); } function loadAction(){ var url = window.locat[...]

16 Release Notes for Cisco Wireless LAN Controllers and Lightweight Access Points for Release 3.2.171.6 OL-11567-02 Caveats <tr align="center"> <td colspan="2"> User Name &nbsp;&nbsp;&nbsp;<input type="TEXT" name="username" SIZE="25" MAXLENGTH="63" VALUE="&q[...]

17 Release Notes for Cisco Wireless LAN Controllers and Lightweight Access Points for Release 3.2.171.6 OL-11567-02 Caveats • CSCsc44326—A 4400 series controller running software release 3.1.105.0 may fail to respond to ARP requests for the ap-manager2 interface’ s IP address when the ARP request is addressed at the MA C layer to the unicast [...]

18 Release Notes for Cisco Wireless LAN Controllers and Lightweight Access Points for Release 3.2.171.6 OL-11567-02 Caveats • CSCse26437—After a communication breakdown occurs between a controller and an access point, the access point does not send a subsequent request to join the controller . • CSCse27890—Access points in REAP mode send de[...]

19 Release Notes for Cisco Wireless LAN Controllers and Lightweight Access Points for Release 3.2.171.6 OL-11567-02 Caveats • CSCse70081—An SNMP trap is required to alert users that either the RADIUS server is not responding to a specif ic client or that it is not responding at all and a failov er is required. • CSCse72853—Access points in [...]

20 Release Notes for Cisco Wireless LAN Controllers and Lightweight Access Points for Release 3.2.171.6 OL-11567-02 Caveats • CSCsb07168—The AP1000 802.11a radio experiences a v ery low recei ve packet count when the receiv e RSSI is –75 dBm. W orkaround: None at this time. • CSCsb20269—On the W iSM, when the service VLAN is conf igured a[...]

21 Release Notes for Cisco Wireless LAN Controllers and Lightweight Access Points for Release 3.2.171.6 OL-11567-02 Caveats • CSCsc01221—When do wnstream test data is sent from the wired endpoint to four wireless clients at different priority le vels (voice, video, background, and best ef fort), the Cisco Aironet 1000 series access points crash[...]

22 Release Notes for Cisco Wireless LAN Controllers and Lightweight Access Points for Release 3.2.171.6 OL-11567-02 Caveats • CSCsc41313—The Cisco Aironet 1500 Series Lightweight Outdoor Access Points are conf igured by default to allo w old bridges. When this conf iguration is enabled, the shared secret key set on the controller is not passed [...]

23 Release Notes for Cisco Wireless LAN Controllers and Lightweight Access Points for Release 3.2.171.6 OL-11567-02 Caveats • CSCsd25491—The management IP address of a controller incorrectly sends an ARP request for a client IP address on a WLAN subnet ov er the wired interface. The ARP request is not answered because the management IP address [...]

24 Release Notes for Cisco Wireless LAN Controllers and Lightweight Access Points for Release 3.2.171.6 OL-11567-02 Caveats • CSCsd83743—Authentication fails if you enter a RADIUS-server k ey with more than 31 characters on the A CS server and a 4400 series controller . W orkaround: Do not enter more than 31 characters for the RADIUS-server ke [...]

25 Release Notes for Cisco Wireless LAN Controllers and Lightweight Access Points for Release 3.2.171.6 OL-11567-02 Caveats • CSCse30514—When an L W APP-enabled AP1100 or AP1200 f irst connects to a controller, the secondary controller name on the All APs > Details page in the controller GUI is not blank. The output of the show ap conf ig ge[...]

26 Release Notes for Cisco Wireless LAN Controllers and Lightweight Access Points for Release 3.2.171.6 OL-11567-02 Troubleshooting If You Need More Information If you need information about a specif ic cav eat that does not appear in these release notes, you can use the Cisco Bug T oolkit to f ind caveats of an y severity . Click this URL to brows[...]

27 Release Notes for Cisco Wireless LAN Controllers and Lightweight Access Points for Release 3.2.171.6 OL-11567-02 Obtaining Documentation Obtaining Documentation Cisco documentation and additional literature are av ailable on Cisco.com. This section explains the product documentation resources that Cisco offers. Cisco.com Y ou can access the most[...]

28 Release Notes for Cisco Wireless LAN Controllers and Lightweight Access Points for Release 3.2.171.6 OL-11567-02 Cisco Product Security Overview Cisco Product Security Overview Cisco provides a free online Security V ulnerability Policy portal at this URL: http://www .cisco.com/en/US/products/products_security_vulnerability_policy .html From thi[...]

29 Release Notes for Cisco Wireless LAN Controllers and Lightweight Access Points for Release 3.2.171.6 OL-11567-02 Product Alerts and Field Notices Product Alerts and Field Notices Modif ications to or updates about Cisco products are announced in Cisco Product Alerts and Cisco Field Notices. Y ou can receiv e Cisco Product Alerts and Cisco Field [...]

30 Release Notes for Cisco Wireless LAN Controllers and Lightweight Access Points for Release 3.2.171.6 OL-11567-02 Obtaining Technical Assistance Ti p Displaying and Searching on Cisco.com If you suspect that the browser is not refreshing a web page, force the bro wser to update the web page by holding down the Ctrl k ey while pressing F5. T o f i[...]

31 Release Notes for Cisco Wireless LAN Controllers and Lightweight Access Points for Release 3.2.171.6 OL-11567-02 Obtaining Additional Publications and Information Se verity 3 (S3)—Operational performance of the network is impaired while most b usiness operations remain functional. Y ou and Cisco will commit resources during normal b usiness ho[...]

32 Release Notes for Cisco Wireless LAN Controllers and Lightweight Access Points for Release 3.2.171.6 OL-11567-02 Obtaining Additional Publications and Information • “What’ s New in Cisco Documentation” is an online publication that pro vides information about the latest documentation releases for Cisco products. Updated monthly , this on[...]