Cisco Logo Cisco Technical Assistance Center (TAC)
Newsletter
TAC Certified
Vol. 4, No. 2 February 2002 Unmatched Online Technical Support www.cisco.com/tac
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In This Issue:
What's Hot
Online Technical Training Opportunities
CCIE® Central

Access
Access: Broadband Cable
Cisco IOS® Software
Content Delivery Devices
LAN
Network Management Software (NMS)
Optical Platforms
Routers
TCP/IP: IP Routing
Voice, Telephony, and Messaging
VPN
Wireless Products

Cisco TAC Newsletter Archive
About This Newsletter
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What's Hot

Hardware Troubleshooting Index Page - NEW:
New Resources Help You Avoid Unnecessary Equipment Replacement

The new "Hardware Troubleshooting Index" page brings you a suite of documents that can help you determine if a problem is due to hardware failure or some other cause. If you do have a hardware problem, these documents further assist in pinpointing the exact component that needs to be replaced. Covering the most common routers and LAN switches, these resources can help prevent the costly downtime that results from unnecessary equipment replacement.

Keep your downtime to a minimum with the new "Hardware Troubleshooting Index" page:

http://www.cisco.com/tac/newsletter/hardware_troubleshoot_020502.html


Error Message Decoder - ENHANCED:
Includes Latest Software Releases, Expanded Troubleshooting Tips

The updated Error Message Decoder tool now supports Cisco IOS® Software Release 12.2 and 12.2T, Catalyst® OS 6.3, and PIX® Firewall 6.1, helping you research and resolve software error messages more easily.

Also, the Error Message Decoder now offers improved explanations and troubleshooting tips for the 50 error messages most frequently retrieved.

Take the guesswork out of error messages with the enhanced Error Message Decoder:

http://www.cisco.com/tac/newsletter/errordecoder_020502.html
(available to registered users only)


VPN Top Issues - UPDATED:
New IP Security (IPSec) Resources for Virtual Private Networks (VPNs)

The newly reorganized and updated "VPN Top Issues" section now offers 63 unique sample configurations, step-by-step guides, tech notes, and technology overviews. In particular, three new documents address common IPSec issues:

  • Cisco Hardware and VPN Clients Supporting IPSec/PPTP/L2TP
  • Configuring Cisco Secure PIX Firewall 6.0 and Cisco VPN 3000 Clients Using IPSec
  • Configuring a Simple PIX-to-PIX VPN Tunnel Using IPSec

For details on these and many more VPN topics, visit the updated "VPN Top Issues" section:

http://www.cisco.com/tac/newsletter/vpn_top_issues_020502.html


Software Advisor Tool - NEW:
Research Software Issues and Hardware Compatibility

The Software Advisor tool is the newest, most comprehensive utility for determining compatibility and feature information for Cisco IOS® Software and Cisco Catalyst® Operating System (CatOS) software.

You can use the Software Advisor tool to:

  • Identify and explore features introduced in specific software releases
  • Match specified features with appropriate software versions
  • Determine compatibility between hardware products and software releases
  • Research current or potential hardware and software configurations

For software-related technical support, try out the new Software Advisor tool today:

http://www.cisco.com/tac/newsletter/soft_adv_tool_020502.html
(available to registered users only)


Troubleshooting Assistant - ENHANCED:
Updated LAN Switching Resources Now Available

The Troubleshooting Assistant tool now includes a fully updated LAN switching knowledge base. By filling out several fields in the tool's Solution Search mode, you will generate customized links to the most up-to-date LAN switching support documents available from the Cisco Technical Assistance Center (TAC).

Whether your issue is password recovery, port connectivity, or configuring 802.1q trunking, the Troubleshooting Assistant has the LAN switching information to keep your network up and running:

http://www.cisco.com/tac/newsletter/enhanced_tsa_020502.html
(available to registered users only)


Online Technical Training Opportunities

Cisco TAC Web Seminars - NEW:
More Language Offerings, Streaming Audio

The Cisco TAC Web Seminars show you how to use the Cisco TAC Web Site for troubleshooting issues, enhancing your networking skills, and supporting your networks. English, French, Portuguese, and Spanish seminars are now available in a new streaming format that lets you receive audio via Web or telephone. Also, on-demand seminars allow you to attend training at your convenience, around the clock.

Current seminars include:

  • "Voice, Telephony, and Messaging Issues"
  • "LAN Technologies Issues"
  • "Network Security and VPN Issues"
  • "General Router Issues"
  • "General Overview" (English, French, Portuguese, or Spanish)

Register for a live event or attend an on-demand seminar today at the Cisco TAC Web Seminars site:

http://www.cisco.com/tac/newsletter/tac_web_020502.html


Networking Professionals Connection - NEW:
Discussion Forums, TechTalks, and "Ask the Expert" Events

Networking Professionals Connection is an interactive Web site where you can share questions, suggestions, and information about networking products and technologies. This site also offers discussion forums on networking topics such as virtual private networks (VPNs), network security, voice and video, and more. Current offerings include:

  • "Ask the Expert" Events:
    • "Network Management:" February 4 - 15
    • "Wireless:" February 18 - March 1

Visit the Networking Professionals Connection to join a discussion, register for a TechTalk, and to find out about other upcoming events on networking topics:

http://www.cisco.com/tac/newsletter/net_pro_conn_020502.html


Cisco TAC E-Learning Solutions - NEW:
Latest Offerings Cover Five Technologies

The Cisco TAC E-Learning Solutions Web site features a variety of interactive, technical training resources to help you learn about networking theory and resolve common technical issues. "NetBit" and Audio-on-Demand modules, or lengthier e-Courses, can augment your knowledge in a multitude of network technologies, ranging from access-dial to wireless.

The Cisco TAC E-learning Solutions Web site recently added five new NetBit training modules:

  • Password Recovery on a Cisco Catalyst® 4000 (LAN)
  • Quality of Service (QoS) for voice over IP (VoIP) on low-speed links (Voice)
  • Upgrading software on a Cisco PIX® Firewall and PIX Device Manager (Network Security)
  • Configuring IPv6 Addresses (Routing Protocols)
  • CiscoWorks 2000 (Network Management)

Visit the Cisco TAC E-Learning Solutions Web site to take these new training modules, and use our online survey to suggest other training you would like to see at this site:

http://www.cisco.com/tac/newsletter/tac_elearn_020502.html


Networkers - NEW:
Registration for Networkers 2002 Now Open

Cisco Systems Networkers 2002 conferences offer a wide selection of technical training opportunities:

  • Technical sessions – Two- or 4-hour introductory, intermediate, and advanced sessions, on topics such as:
    • Voice
    • Optical
    • Security
    • Network management and services
    • Access
    • Routing
    • Switching
  • Power sessions – Day-long, in-depth tutorials that examine the scalability trends of particular protocols.


  • Certification tests – Testing for CCNA®, CCNP®, CCDA®, CCDP®, CCIP™ certifications and CCIE® qualification, conveniently scheduled throughout the conference, on a first-come, first-serve basis to those who pre-register.

This year's events will take place in two locations in June and July:

  • San Diego, CA: June 24-28
  • Orlando, FL: July 8-12

Early pre-registration can save you $300! To register for and find out more about Networkers 2002, visit:

http://www.cisco.com/tac/newsletter/nw_2002_020502.html


CCIE® Central

Cisco Interactive Mentor (CIM) Expert Labs - NEW:
Evaluating Your Readiness for Cisco Career Certification

Interested in CCIE certification but not sure you're ready? The new Cisco Interactive Mentor (CIM) Expert Labs products introduce the technologies and concepts required for CCIE certification, and help assess your strengths and weaknesses. CIM Expert Labs courses offer readiness evaluation in the core internetworking topics required for all CCIE certifications, including:

  • IP routing
  • Switching
  • ATM
  • Frame Relay
  • IP Multicast
  • Performance management
  • ISDN

Check out the CIM Expert Labs products on the CIM Web site:

http://www.cisco.com/tac/newsletter/cim_expert_labs_020502.html

For more information on the CCIE program, visit:

http://www.cisco.com/tac/newsletter/ccie_comm_serv_020502.html


Access

Configuration Example:
Configuring the Cisco 800 Series with ISDN for Internet and Remote Office Access with Dialer Profiles

http://www.cisco.com/warp/customer/793/access_dial/isdn800_14562.html
(available to registered users)

http://www.cisco.com/warp/public/793/access_dial/isdn800_14562.html
(available to nonregistered users)


Configuration Example:
Local Area Transport (LAT)-to-LAT over an IP WAN Network

http://www.cisco.com/warp/customer/793/access_dial/lat_16121.html
(available to registered users)

http://www.cisco.com/warp/public/793/access_dial/lat_16121.html
(available to nonregistered users)


Tech Note:
Fine-Tuning Modems

http://www.cisco.com/warp/customer/471/tuning_14283.shtml
(available to registered users)

http://www.cisco.com/warp/public/471/tuning_14283.shtml
(available to nonregistered users)


Access: Broadband Cable

Configuration Example:
Hardware Troubleshooting the Cisco uBR7200 Series and uBR7246 VXR Universal Broadband Routers

http://www.cisco.com/warp/customer/109/trblsht_ubr72xx_12446.shtml
(available to registered users)

http://www.cisco.com/warp/public/109/trblsht_ubr72xx_12446.shtml
(available to nonregistered users)


Configuration Example:
Hardware Troubleshooting for Cisco uBR900 Series Cable Modems

http://www.cisco.com/warp/customer/109/troubleshoot_uBR9xx_10154.shtml
(available to registered users)

http://www.cisco.com/warp/public/109/troubleshoot_uBR9xx_10154.shtml
(available to nonregistered users)


Cisco IOS®* Software

Tech Note:
Cisco IOS Software Release 12.2MB

http://www.cisco.com/warp/customer/620/ios_12_2_mb.shtml
(available to registered users)

http://www.cisco.com/warp/public/620/ios_12_2_mb.shtml
(available to nonregistered users)


* You can find all these releases at:
http://www.cisco.com/cgi-bin/iosplanner/iosplanner.cgi
(available to Cisco end users and partner customers with Cisco TAC Software Center Access)


Content Delivery Devices

Tech Note:
Virtual Web Hosting Application Guide

http://www.cisco.com/warp/customer/117/v_webhost_app_3835.html
(available to registered users)

http://www.cisco.com/warp/public/117/v_webhost_app_3835.html
(available to nonregistered users)


Tech Note:
How to Set Up Cisco Local Director Syslog

http://www.cisco.com/warp/customer/117/setup_ld_syslog_3995.html
(available to registered users)

http://www.cisco.com/warp/public/117/setup_ld_syslog_3995.html
(available to nonregistered users)


LAN

Tech Note:
Enable the Cisco Catalyst® Web Interface on the Cisco Catalyst 4000 Series Switches

http://www.cisco.com/warp/customer/473/105_15954.shtml
(available to registered users)

http://www.cisco.com/warp/public/473/105_15954.shtml
(available to nonregistered users)


Network Management Software (NMS)

Tech Note:
Cisco Building Broadband Service Manager (BBSM) Glossary

http://www.cisco.com/warp/customer/135/bbsm-glossary.html
(available to registered users)

http://www.cisco.com/warp/public/135/bbsm-glossary.html
(available to nonregistered users)


Optical Platforms

Configuration Example:
How to Launch the Cisco Transport Controller from the Command Line for the Cisco ONS 15327

http://www.cisco.com/warp/customer/127/ONS_15000/327_8920.html
(available to registered users)

http://www.cisco.com/warp/public/127/ONS_15000/327_8920.html
(available to nonregistered users)


Tech Note:
Understanding the Differences between Synchronous Optical Network (SONET) and Synchronous Digital Hierarchy (SDH) in Optical Networks

http://www.cisco.com/warp/customer/127/sonet_sdh.html
(available to registered users)

http://www.cisco.com/warp/public/127/sonet_sdh.html
(available to nonregistered users)


Tech Note:
Understanding the C2 Flag Byte on Packet-over-SONET (POS) Interfaces

http://www.cisco.com/warp/customer/127/POS/flag_byte.html
(available to registered users)

http://www.cisco.com/warp/public/127/POS/flag_byte.html
(available to nonregistered users)


Routers

Tech Note:
Cisco 2500 Series Router Architecture

http://www.cisco.com/warp/customer/63/arch_2500_5750.shtml
(available to registered users)

http://www.cisco.com/warp/public/63/arch_2500_5750.shtml
(available to nonregistered users)


Tech Note:
Cisco 1600 Series Router Architecture

http://www.cisco.com/warp/customer/63/arch_1600_5406.shtml
(available to registered users)

http://www.cisco.com/warp/public/63/arch_1600_5406.shtml
(available to nonregistered users)


Tech Note:
Why Does My Router Lose Its Configuration During Reboot?

http://www.cisco.com/warp/customer/63/lose_config_6201.html
(available to registered users)

http://www.cisco.com/warp/public/63/lose_config_6201.html
(available to nonregistered users)


Tech Note:
Troubleshooting Fabric Ping Timeouts and Failures on the Cisco 12000 Series Internet Router

http://www.cisco.com/warp/customer/63/ping_failure_12421.shtml
(available to registered users)

http://www.cisco.com/warp/public/63/ping_failure_12421.shtml
(available to nonregistered users)


Tech Note:
Hardware Troubleshooting for Cisco 1600 Routers

http://www.cisco.com/warp/customer/63/troubleshooting_c1600_6346.shtml
(available to registered users)

http://www.cisco.com/warp/public/63/troubleshooting_c1600_6346.shtml
(available to nonregistered users)


Tech Note:
Cisco 12000 Series Internet Router: Frequently Asked Questions

http://www.cisco.com/warp/customer/63/gsrfaq_11085.shtml
(available to registered users)

http://www.cisco.com/warp/public/63/gsrfaq_11085.shtml
(available to nonregistered users)


TCP/IP: IP Routing

Configuration Example:
Applying Quality-of-Service (QoS) Features to Ethernet Subinterfaces

http://www.cisco.com/warp/customer/105/qos_subint.html
(available to registered users)

http://www.cisco.com/warp/public/105/qos_subint.html
(available to nonregistered users)


Tech Note:
Implementing Quality of Service Policies with Differentiated Services Code Point (DSCP)

http://www.cisco.com/warp/customer/105/dscpvalues.html
(available to registered users)

http://www.cisco.com/warp/public/105/dscpvalues.html
(available to nonregistered users)


Tech Note:
Comparing the "bandwidth" and "priority" Commands of a QoS Service Policy

http://www.cisco.com/warp/customer/105/priorityvsbw.html
(available to registered users)

http://www.cisco.com/warp/public/105/priorityvsbw.html
(available to nonregistered users)


Tech Note:
Priority Queuing Options on Frame Relay Virtual Circuits

http://www.cisco.com/warp/customer/105/frtsllq.html
(available to registered users)

http://www.cisco.com/warp/public/105/frtsllq.html
(available to nonregistered users)


Tech Note:
Class-Based Weighted Fair Queuing (CBWFQ) and Low Latency Queuing (LLQ) on Multilink Point-to-Point Protocol and Dialer Interfaces

http://www.cisco.com/warp/customer/105/cbwfqdialer.html
(available to registered users)

http://www.cisco.com/warp/public/105/cbwfqdialer.html
(available to nonregistered users)


Voice, Telephony, and Messaging

Configuration Example:
How to Change the Cisco CallManager Directory User Database (DC Directory) Password

http://www.cisco.com/warp/customer/788/AVVID/dc_directory_password.html
(available to registered users)

http://www.cisco.com/warp/public/788/AVVID/dc_directory_password.html
(available to nonregistered users)


Configuration Example:
Configuring and Using Redundant Disks with Cisco Media Convergence Server (MCS)

http://www.cisco.com/warp/customer/788/AVVID/disk_redundancy_mcs_9229.html
(available to registered users)

http://www.cisco.com/warp/public/788/AVVID/disk_redundancy_mcs_9229.html
(available to nonregistered users)


Tech Note:
Cisco CallManager H.323: One-Way Voice Issue after Transfer or Hold

http://www.cisco.com/warp/customer/788/AVVID/oneway_voice_after_transfer.html
(available to registered users)

http://www.cisco.com/warp/public/788/AVVID/oneway_voice_after_transfer.html
(available to nonregistered users)


Tech Note:
Cisco Unity™ with Outlook Express on a Macintosh Computer

http://www.cisco.com/warp/customer/788/AVVID/unity_outlook_mac_4129.html
(available to registered users)

http://www.cisco.com/warp/public/788/AVVID/unity_outlook_mac_4129.html
(available to nonregistered users)


Tech Note:
A New Application to Distinguish Modem and Voice Calls on Cisco AS5350, AS5400, and AS5850 Universal Gateways

http://www.cisco.com/warp/customer/788/voip/modem_voice_gateway_9374.html
(available to registered users)

http://www.cisco.com/warp/public/788/voip/modem_voice_gateway_9374.html
(available to nonregistered users)


Tech Note:
Using McAfee NetShield with Cisco CallManager 3.x

http://www.cisco.com/warp/customer/788/AVVID/netshield_cm_12445.html
(available to registered users)

http://www.cisco.com/warp/public/788/AVVID/netshield_cm_12445.html
(available to nonregistered users)


Tech Note:
Cisco Unity™ Troubleshooting: Updating System Clock and Losing Messages

http://www.cisco.com/warp/customer/788/AVVID/update_clock_lose_message_4127.html
(available to registered users)


http://www.cisco.com/warp/public/788/AVVID/update_clock_lose_message_4127.html

(available to nonregistered users)


Tech Note:
Conversation Delay when Deleting Messages in Cisco Unity™

http://www.cisco.com/warp/customer/788/AVVID/delete_delay.html
(available to registered users)

http://www.cisco.com/warp/public/788/AVVID/delete_delay.html
(available to nonregistered users)


Tech Note:
Cisco Unity™ 3.0(1) or Later Fails to Start with Outlook 2000 Installed

http://www.cisco.com/warp/customer/788/AVVID/outlook_mapi32dll_error.html
(available to registered users)

http://www.cisco.com/warp/public/788/AVVID/outlook_mapi32dll_error.html
(available to nonregistered users)


Tech Note:
Cisco Unity™ Error Message with Universal Serial Bus (USB) Unity Dongle: Cannot Detect System Key

http://www.cisco.com/warp/customer/788/AVVID/usb_key.html
(available to registered users)

http://www.cisco.com/warp/public/788/AVVID/usb_key.html
(available to nonregistered users)


Q&A:
Cisco CallManager 3.1 Music on Hold Frequently Asked Questions

http://www.cisco.com/warp/customer/788/AVVID/moh_faq_5215.html
(available to registered users)

http://www.cisco.com/warp/public/788/AVVID/moh_faq_5215.html
(available to nonregistered users)


VPN

Configuration Example:
Configuring Point-to-Point Tunneling Protocol (PPTP) through Port Address Translation (PAT) to a Microsoft PPTP Server

http://www.cisco.com/warp/customer/471/pptp_pat.html
(available to registered users)

http://www.cisco.com/warp/public/471/pptp_pat.html
(available to nonregistered users)


Configuration Example:
Configuring Redundant Routing on the Cisco VPN 3000 Series Concentrator

http://www.cisco.com/warp/customer/471/vrrp_config.html
(available to registered users)

http://www.cisco.com/warp/public/471/vrrp_config.html
(available to nonregistered users)


Configuration Example:
Configuring IP Security (IPSec) over TCP on a Cisco VPN 3000 Series Concentrator with Cisco VPN Client Release 3.5

http://www.cisco.com/warp/customer/471/vpn3k_ipsec_tcp.html
(available to registered users)

http://www.cisco.com/warp/public/471/vpn3k_ipsec_tcp.html
(available to nonregistered users)


Configuration Example:
Configuring E-Mail Alerts on the Cisco VPN 3000 Series Concentrator

http://www.cisco.com/warp/customer/471/vpn3k_email_alerts.html
(available to registered users)

http://www.cisco.com/warp/public/471/vpn3k_email_alerts.html
(available to nonregistered users)


Configuration Example:
Configuring the Cisco VPN 3000 Series Concentrator 3.5.X to Get a Digital Certificate Using Simple Certificate Enrollment Protocol (SCEP)

http://www.cisco.com/warp/customer/471/vpn3k_scep.html
(available to registered users)

http://www.cisco.com/warp/public/471/vpn3k_scep.html
(available to nonregistered users)


Configuration Example:
How to Configure the Cisco VPN 3000 Series Concentrator to Support TACACS Authentication for Management Accounts

http://www.cisco.com/warp/customer/471/vpn3k_tacacs.html
(available to registered users)

http://www.cisco.com/warp/public/471/vpn3k_tacacs.html
(available to nonregistered users)


Configuration Example:
Configuring a Generic Routing Encapsulation (GRE) Tunnel over IPSec with Open Shortest Path First (OSPF)

http://www.cisco.com/warp/customer/707/gre_ipsec_ospf.html
(available to registered users)

http://www.cisco.com/warp/public/707/gre_ipsec_ospf.html
(available to nonregistered users)


Configuration Example:
Configuring a Cisco VPN 5000 Series Concentrator with External Authentication to a Microsoft Windows 2000 IAS RADIUS Server

http://www.cisco.com/warp/customer/471/vpn5k-msias.shtml
(available to registered users)

http://www.cisco.com/warp/public/471/vpn5k-msias.shtml
(available to nonregistered users)


Configuration Example:
Configuring the Cisco VPN 3000 Series Concentrator to Support the NT Password Expiration Feature Using the RADIUS Server

http://www.cisco.com/warp/customer/471/vpn3k-ntpwexp.html
(available to registered users)

http://www.cisco.com/warp/public/471/vpn3k-ntpwexp.html
(available to nonregistered users)


Configuration Example:
Configuring IPSec over TCP on a Cisco VPN 3000 Series Concentrator with Cisco VPN Client Release 3.5

http://www.cisco.com/warp/customer/471/vpn3k_ipsec_tcp.html
(available to registered users)

http://www.cisco.com/warp/public/471/vpn3k_ipsec_tcp.html
(available to nonregistered users)


Configuration Example:
Configuring a Cisco VPN 5000 Series Concentrator with External Authentication to a Microsoft Windows 2000 IAS RADIUS Server

http://www.cisco.com/warp/customer/471/vpn5k-msias.shtml
(available to registered users)

http://www.cisco.com/warp/public/471/vpn5k-msias.shtml
(available to nonregistered users)


Configuration Example:
Configuring Cisco VPN Client 3.5 and the Cisco Integrated Client to Secure Nonencrypted Traffic While Using Split Tunneling

http://www.cisco.com/warp/customer/471/vpn35-split.html
(available to registered users)

http://www.cisco.com/warp/public/471/vpn35-split.html
(available to nonregistered users)


Configuration Example:
Configuring a GRE Tunnel over IPSec with OSPF

http://www.cisco.com/warp/customer/707/gre_ipsec_ospf.html
(available to registered users)

http://www.cisco.com/warp/public/707/gre_ipsec_ospf.html
(available to nonregistered users)


Configuration Example:
How to Configure the Cisco VPN 3000 Series Concentrator to Support TACACS Authentication for Management Accounts

http://www.cisco.com/warp/customer/471/vpn3k_tacacs.html
(available to registered users)

http://www.cisco.com/warp/public/471/vpn3k_tacacs.html
(available to nonregistered users)


Configuration Example:
Configuring the Cisco VPN 3000 Series Concentrator to Support the NT Password Expiration Feature Using the RADIUS Server

http://www.cisco.com/warp/customer/471/vpn3k-ntpwexp.html
(available to registered users)

http://www.cisco.com/warp/public/471/vpn3k-ntpwexp.html
(available to nonregistered users)


Configuration Example:
Configuring Individual User Authentication for the Cisco VPN 3002 Hardware Client

http://www.cisco.com/warp/customer/471/vpn3002-ind-usr-auth.html
(available to registered users)

http://www.cisco.com/warp/public/471/vpn3002-ind-usr-auth.html
(available to nonregistered users)


Tech Note:
Resolving Traffic Problems with Cisco VPN 5000 Client on an IBM ThinkPad T22 with Intel Pro/100 SP Mobile Combo Adapter

http://www.cisco.com/warp/customer/471/vpn5k-ibm-intel.html
(available to registered users)

http://www.cisco.com/warp/public/471/vpn5k-ibm-intel.html
(available to nonregistered users)


Wireless Products

Tech Note:
Frequencies for Point-to-Multipoint Wireless Systems (UNII and MMDS)

http://www.cisco.com/warp/customer/102/wwan/freqs-5115.html
(available to registered users)

http://www.cisco.com/warp/public/102/wwan/freqs-5115.html
(available to nonregistered users)


Tech Note:
Cisco IOS® Software Upgrade Affects the Default Number of Antennas

http://www.cisco.com/warp/customer/102/wwan/defaultantennas-6323.html
(available to registered users)

http://www.cisco.com/warp/public/102/wwan/defaultantennas-6323.html
(available to nonregistered users)


Tech Note:
Cisco Aironet Base Station: Correcting a Yellow Flashing LED

http://www.cisco.com/warp/customer/102/wlan/flashled-5807.html
(available to registered users)

http://www.cisco.com/warp/public/102/wlan/flashled-5807.html
(available to nonregistered users)


TAC Newsletter Archive

To view past issues of the Cisco TAC Newsletter, please visit:

http://www.cisco.com/tac/newsletter


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