Cisco Logo Cisco Technical Assistance Center (TAC)
Newsletter
TAC Certified
Vol. 3, No. 9 September 2001 Unmatched Online Technical Support www.cisco.com/tac

We at Cisco Systems, Inc. grieve for those affected by the events of September 11th, 2001. Our hearts go out to the victims and their families and loved ones.

We encourage you to join us in supporting the life-saving work of the American Red Cross however possible, by giving blood, volunteering time, or donating money.

Click on this link to access the Red Cross's secure donation page:

https://www.redcross.org/donate/donation-form.asp

Cisco Systems, Inc.


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In This Issue:
What's Hot
Online Technical Training Opportunities
Network Security
Voice, Telephony, and Messaging
LAN
Access: DSL
Access: Broadband Cable
Access
Content Delivery Devices
Wireless Products
Routers
WAN Switches
Network Management Software (NMS)
ATM
IBM
Optical Platforms
Customer Contact Software
Cisco IOS(R) Software
TAC Newsletter Archive
About This Newsletter
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What's Hot

Top Recommended Network Security Resources - NEW:
Use the Same Resources as TAC Network Security Engineers!

The TAC Network Security Team recommends the following resources as the starting point for any network security issue:

  • Network Security Index - The Network Security Index provides links to all of the Cisco TAC network Security technical documents. When you have a question about network security technologies such as IOS, PIX, VPNs, or IPSec, start here to find your answer.
  • Visit the new index at:

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

    http://www.cisco.com/warp/public/707/
    (available to non-registered users)

  • PIX Firewall Top Issues - This new and updated content presents the top 45 documents that customers have found most useful in solving PIX-related concerns. The documents help you troubleshoot a wide variety of network security issues, including: IP Security (IPSec); Virtual Private Networks (VPN); and Authentication, Authorization, and Accounting (AAA).
  • Check out the PIX Firewall Top Issues at:

    http://www.cisco.com/warp/customer/110/top_issues/pix/pix_index.shtml
    (available to registered users)

    http://www.cisco.com/warp/public/110/top_issues/pix/pix_index.shtml
    (available to non-registered users)

  • Bug Navigator - This tool has been expanded to better track network security-specific bugs. The Bug Navigator lets you enter information about network security bugs you encounter to find out if those bugs have already been identified and/or fixed. You can also sign up to receive automatic notification of newly submitted bugs.
  • Try the Bug Navigator at:

    http://www.cisco.com/support/bugtools/bugtool.shtml
    (available to registered users only)

  • Case Open Tool - With many new network security categories added to the Case Open Tool, opening a case online offers one of the fastest ways to find answers to your network security concern. Simply enter your network security problem summary to receive a list of possible fixes.
  • Use the Case Open Tool at:

    http://www.cisco.com/kobayashi/support/case_open.shtml
    (available to registered users only)

    Take advantage of these online network security resources, just as the TAC engineers do. And remember to check back often for late-breaking updates straight from the TAC!


    Voice, Telephony, and Messaging Top Issues - NEW:
    Newly Available Resources for Cisco AVVID Support

    The new "Voice, Telephony, and Messaging (VTM) Top Issues" page introduces resources for Cisco AVVID (Architecture for Voice, Video, and Integrated Data). Replacing the former "Packet Voice Top Issues" section, the "VTM Top Issues" now also offers five new Cisco AVVID support areas:

    • Configuring and troubleshooting CallManager Analog and Digital Gateways
    • Installing, configuring, and troubleshooting Cisco Unity
    • Configuring and troubleshooting CallManager Route Plans (Dial Plans)
    • Installing, configuring, and troubleshooting Cisco IP SoftPhone
    • Understanding, configuring, and troubleshooting dial peers, call legs, and direct inward dial for Cisco IOS-based routers

    For fast answers to voice, telephony, and messaging questions, visit the new "VTM Top Issues" section at:

    http://www.cisco.com/warp/customer/788/top_issues/vox/vox_top_issues.shtml
    (available to registered users)

    http://www.cisco.com/warp/public/788/top_issues/vox/vox_top_issues.shtml
    (available to non-registered users)


    Access-Dial Technologies Top Issues - ENHANCED:
    New and Updated Resources Address Modems, ISDN, DDR, and AAA

    Recent updates to the "Access-Dial Technologies Top Issues" provide the latest information on the issues that occur most frequently with modems, Integrated Services Digital Network (ISDN), dial-on-demand routing (DDR), and authentication, authorization, and accounting (AAA). You'll find step-by-step instructions, complete with network diagrams and sample configurations, for a variety of tasks, including:

    • Troubleshooting ISDN Basic Rate Interface (BRI) Layers 1, 2, and 3
    • Implementing DDR for routers with ISDN BRIs
    • Backing up a WAN link using a DDR or dial-capable interface
    • Recovering from bad or failing modems, or low call success rates (CSRs)
    • Troubleshooting local or server-based AAA
    • Connecting modems to asynchronous, auxiliary, and console ports
    • Setting up a virtual private dialup network (VPDN) link

    Review these and many other access-dial related topics at the enhanced "Access-Dial Technologies Top Issues" Web page:

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

    http://www.cisco.com/warp/public/471/top_issues/access/top_issues_access.shtml
    (available to non-registered users)


    Cisco AVVID Network Infrastructure Design and Implementation - NEW:
    Solution Roadmap for Designing and Implementing Best Practices for End-to-End Cisco AVVID Network Infrastructures

    The new "Cisco AVVID Network Infrastructure Design and Implementation" resources on the Cisco TAC Web Site now provide Cisco partners and distributors with Web-based tools and guidelines to ensure smooth, successful customer deployments of Cisco AVVID networks. This comprehensive solution walks engineers and IT professionals through the essential procedures spanning the planning, design, implementation, and operation (PDIO) phases of a network project.

    Covered topics include:

    • Network assessment
    • Gap analysis
    • Sample configurations
    • Site surveys
    • Design validation
    • Procedural evaluation
    • Troubleshooting
    • Acceptance testing
    • Network management

    To streamline your design and implementation work, start using these resources at:

    http://www.cisco.com/partner/sdm/ci/
    (available to registered Cisco partners and distributors only)


    Online Technical Training Opportunities

    Cisco TAC Web Seminars - ENHANCED:
    four Categories of Online Training Now Available

    The Cisco TAC has increased the number of free, online Cisco TAC Web Seminars to include the following:

    • NEW! Technology-specific seminar on network security issues in English - live sessions
    • NEW! General overview of TAC Web Site resources in Spanish - live and recorded sessions
    • NEW! General overview of TAC Web Site resources in French - live and recorded sessions
    • General overview of TAC Web Site resources in English - live and recorded sessions

    The technology-specific seminar on network security issues introduces the PIX(R) Firewall, IPSec (IP Security), and Virtual Private Network (VPN) tools and resources available through the TAC Web Site, and covers such topics as:

    • Configuring a router for IPSec tunnels
    • Using a VPN Concentrator with Windows 2000
    • Selecting the VPN Client appropriate for your network
    • Establishing connectivity through the PIX Firewall

    The general seminars introduce a wealth of technical content and tools available via the redesigned TAC Web Site. This one-hour and fifteen-minute online training provides information about how to:

    • Implement and configure products and networks
    • Diagnose software bugs
    • Install and maintain products/networks
    • Troubleshoot network issues
    • Evaluate hardware/software compatibility
    • Optimize network performance

    Register for the Cisco TAC Web Seminars by visiting:

    http://cisco.raindance.com/iccdocs/index.shtml


    Networking Professionals Connection - NEW:
    Register for the Next "TechTalk" and Check Out the "Ask the Expert" Events!

    Networking Professionals Connection is an interactive Web site for networking professionals to share questions, suggestions, and information about networking topics. This site offers forums on networking topics, and ongoing events such as:

    • TechTalk - "Extending SAFE: New Network Security and VPN Solutions" on September 19
    • Ask the Expert - "Contact Center," September 10 - 21; "Cisco Feature Navigator," September 24 - October 5

    Visit the site to join a discussion, to register for a TechTalk, or to find out about other upcoming events:

    http://forums.cisco.com/eforum/servlet/NetProf?page=main&Referral=TAC_Newsletter


    Cisco Career Certifications:

    For more information about Cisco certifications such as CCNA(R), CCNP(R), CCDA(R), CCDP(R), CCIP(R), and CCIE(R), visit:

    http://www.cisco.com/warp/public/10/wwtraining/


    Network Security

    Field Notice:
    PIX 535 Interface Configuration/Performance Considerations

    http://www.cisco.com/warp/customer/770/fn14504.shtml
    (available to registered users)

    http://www.cisco.com/warp/public/770/fn14504.shtml
    (available to non-registered users)


    Voice, Telephony, and Messaging

    Tech Note:
    Voice - Configuring CDR Logging to a Syslog Server with Cisco IOS Gateways and Routers

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

    http://www.cisco.com/warp/public/788/voip/cdr_logging.html
    (available to non-registered users)


    Tech Note:
    Busy Signal after Last Digit Dialed on H323 Incoming Call to Cisco CallManager with Missing Codec Statement

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

    http://www.cisco.com/warp/public/788/AVVID/busycodec.html
    (available to non-registered users)


    Tech Note:
    Cisco Unity Ports are Auto-Registered in Cisco CallManager as Default 30 SP+ Phones

    http://www.cisco.com/warp/customer/788/AVVID/auto_reg_30sp.html
    (available to registered users)

    http://www.cisco.com/warp/public/788/AVVID/auto_reg_30sp.html
    (available to non-registered users)


    Tech Note:
    Troubleshooting One-Way Voice Issues

    http://www.cisco.com/warp/customer/788/AVVID/fix_1way_voice.html
    (available to registered users)

    http://www.cisco.com/warp/public/788/AVVID/fix_1way_voice.html
    (available to non-registered users)


    Tech Note:
    How to Get the ICD Extension to Appear on the User Page

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

    http://www.cisco.com/warp/public/788/AVVID/icd_ext.html
    (available to non-registered users)


    Tech Note:
    Unity Voice Mail Drops PSTN Calls, but Local IP Phone Calls Work Correctly

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

    http://www.cisco.com/warp/public/788/AVVID/pstn_no_vm_ip.html
    (available to non-registered users)


    Tech Note:
    SA/AA VBScript Runtime Errors

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

    http://www.cisco.com/warp/public/788/AVVID/sa_aa_vbscript.html
    (available to non-registered users)


    Tech Note:
    Troubleshooting Cisco IP Phone (7910, 7940, 7960, 12SP, and VIP30) Registration Problems with Cisco CallManager 3.0

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

    http://www.cisco.com/warp/public/788/AVVID/phone_reg.html
    (available to non-registered users)


    Tech Note:
    Troubleshooting No Busy Tone and No Announcement Messages on ISDN-VoIP (H.323) Calls

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

    http://www.cisco.com/warp/public/788/voip/busytone.html
    (available to non-registered users)


    Tech Note:
    Troubleshooting No Ringback Tone on ISDN-VoIP (H.323) Calls

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

    http://www.cisco.com/warp/public/788/voip/ringback.html
    (available to non-registered users)


    Tech Note:
    Integrating Cisco Unity and CallManager

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

    http://www.cisco.com/warp/public/788/AVVID/unity_cm_cluster.html
    (available to non-registered users)


    Tech Note:
    Configuring and Using a Hardware Conference Bridge with Cisco CallManager 3.0 and a Catalyst 6000 WS-X6608 Port

    http://www.cisco.com/warp/customer/788/AVVID/ws_6608_conf_bridge.html
    (available to registered users)

    http://www.cisco.com/warp/public/788/AVVID/ws_6608_conf_bridge.html
    (available to non-registered users)


    Tech Note:
    Configuring a Catalyst WS-X6608-T1 Port as a T1 VoIP Gateway with Cisco CallManager 3.0

    http://www.cisco.com/warp/customer/788/AVVID/ws_6608_t1e1_gtwy.html
    (available to registered users)

    http://www.cisco.com/warp/public/788/AVVID/ws_6608_t1e1_gtwy.html
    (available to non-registered users)


    Tech Note:
    Configuring a Catalyst WS-X6608 Port as DSP Resource for Transcoding and MTP Using Cisco CallManager 3.0

    http://www.cisco.com/warp/customer/788/AVVID/ws_6608_transcode_mtp.html
    (available to registered users)

    http://www.cisco.com/warp/public/788/AVVID/ws_6608_transcode_mtp.html
    (available to non-registered users)


    Tech Note:
    Configuring the Catalyst 6000 WS-X6624 FXS Blade with Cisco CallManager 3.0

    http://www.cisco.com/warp/customer/788/AVVID/ws_x6624.html
    (available to registered users)

    http://www.cisco.com/warp/public/788/AVVID/ws_x6624.html
    (available to non-registered users)


    Tech Note:
    Understanding 2 Port Direct Inward Dial (2 DID) Voice Interface Cards

    http://www.cisco.com/warp/customer/788/products/vic-2did.html
    (available to registered users)

    http://www.cisco.com/warp/public/788/products/vic-2did.html
    (available to non-registered users)


    Tech Note:
    Audio Decision Tree for Cisco Unity

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

    http://www.cisco.com/warp/public/788/AVVID/audio_decision.html
    (available to non-registered users)


    LAN

    Sample Configuration:
    Configuring 802.1q Trunking Between a Catalyst 3550 and a Catalyst 6000 Running Native IOS Software

    http://www.cisco.com/warp/customer/473/88.html
    (available to registered users)

    http://www.cisco.com/warp/public/473/88.html
    (available to non-registered users)


    Sample Configuration:
    Configuring IPX over ISDN

    http://www.cisco.com/warp/customer/473/87.html
    (available to registered users)

    http://www.cisco.com/warp/public/473/87.html
    (available to non-registered users)


    Sample Configuration:
    Configuring EtherChannel Technology Between a Catalyst 3550 Switch and a Catalyst 6000 Running Native Cisco IOS Software

    http://www.cisco.com/warp/customer/473/89.html
    (available to registered users)

    http://www.cisco.com/warp/public/473/89.html
    (available to non-registered users)


    Tech Note:
    Securing Networks with Private VLANs and VLAN Access Control Lists

    http://www.cisco.com/warp/customer/473/90.shtml
    (available to registered users)

    http://www.cisco.com/warp/public/473/90.shtml
    (available to non-registered users)


    Field Notice:
    Catalyst 4000 or WS-X5410 Ports Lose Active VLAN State

    http://www.cisco.com/warp/customer/770/fn14464.shtml
    (available to registered users)

    http://www.cisco.com/warp/public/770/fn14464.shtml
    (available to non-registered users)


    Access: DSL

    Field Notice:
    Cisco 6160 DSLAM Blower Assembly May Short Circuit on Initial Power Up

    http://www.cisco.com/warp/customer/770/fn14380.shtml
    (available to registered users)

    http://www.cisco.com/warp/public/770/fn14380.shtml
    (available to non-registered users)


    Tech Note:
    Cisco 675 Frequently Asked Questions

    http://www.cisco.com/warp/customer/794/675_faq.shtml
    (available to registered users)

    http://www.cisco.com/warp/public/794/675_faq.shtml
    (available to non-registered users)


    Access: Broadband Cable

    Tech Note:
    Cisco Cable Voice Adapters (CVA120) Basic Installation and Troubleshooting

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

    http://www.cisco.com/warp/public/109/cva.shtml
    (available to non-registered users)


    Tech Note:
    Cable Modem Initialization Wallchart

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

    http://www.cisco.com/warp/public/109/initialization_wallchart.html
    (available to non-registered users)


    Tech Note:
    Cisco IOS Software Upgrade Procedure for Cisco uBR9xx Cable Modems Using Console or Telnet Access

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

    http://www.cisco.com/warp/public/109/ios_up_cm.shtml
    (available to non-registered users)


    Tech Note:
    Configuring "cable modem remote-query" Command

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

    http://www.cisco.com/warp/public/109/remote_query.shtml
    (available to non-registered users)


    Password Recovery:
    Cisco uBR900 Series Routers

    http://www.cisco.com/warp/customer/474/pswdrec_ubr900.shtml
    (available to registered users)

    http://www.cisco.com/warp/public/474/pswdrec_ubr900.shtml
    (available to non-registered users)


    Access

    Sample Configuration:
    Multiple Multilink Bundles Between Routers

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

    http://www.cisco.com/warp/public/471/multilink_bundles.html
    (available to non-registered users)


    Tech Note:
    Upgrading the Modem Firmware/Portware in Cisco Routers with Internal Digital Modems

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

    http://www.cisco.com/warp/public/471/upgrading_modem_firmware.shtml
    (available to non-registered users)


    Field Notice:
    Incorrectly Programmed MOD1700-VPN ID PROM Causes Cosmetic Error in Cisco 1700 Series Routers

    http://www.cisco.com/warp/customer/770/fn14441.shtml
    (available to registered users)

    http://www.cisco.com/warp/public/770/fn14441.shtml
    (available to non-registered users)


    Field Notice:
    Interpreting NextPort Disconnect Reason Codes

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

    http://www.cisco.com/warp/public/471/np_disc_code.html
    (available to non-registered users)


    Content Delivery Devices

    Sample Configuration:
    Configuring Sticky Global Load-Balancing on the Cisco CSS 11000

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

    http://www.cisco.com/warp/public/117/css_glb_sticky.html
    (available to non-registered users)


    Sample Configuration:
    Configuring Persistence on a Cisco CSS 11000 Using HTTP Redirects

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

    http://www.cisco.com/warp/public/117/css_persistence_http.html
    (available to non-registered users)


    Sample Configuration:
    Configuring pcAnywhere in a Cisco CSS 11000

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

    http://www.cisco.com/warp/public/117/css_pcanywhere.html
    (available to non-registered users)


    Tech Note:
    Configuring HTTP Redirection to Different Servers Using the Same Directories and Files

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

    http://www.cisco.com/warp/public/117/local_director/http_red_diffserv.html
    (available to non-registered users)


    Tech Note:
    Troubleshooting Telnet Access on a Cisco LocalDirector

    http://www.cisco.com/warp/customer/117/local_director/ld_telnet.shtml
    (available to registered users)

    http://www.cisco.com/warp/public/117/local_director/ld_telnet.shtml
    (available to non-registered users)


    Tech Note:
    How to Filter Code Red on Cisco Cache and Content Engines

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

    http://www.cisco.com/warp/public/117/cache_engine/code_red_cache_engine.html
    (available to non-registered users)


    Tech Note:
    Configuring HTTP to HTTPS Redirection on the Cisco LocalDirector

    http://www.cisco.com/warp/customer/117/local_director/http2https.html
    (available to registered users)

    http://www.cisco.com/warp/public/117/local_director/http2https.html
    (available to non-registered users)


    Field Notice:
    CSS 11800 GEM Revisions C0 or D0 for Spares Require Minimum Software Version

    http://www.cisco.com/warp/customer/770/fn14239.shtml
    (available to registered users)

    http://www.cisco.com/warp/public/770/fn14239.shtml
    (available to non-registered users)


    Password Recovery:
    Password Recovery Procedure for the Cisco LocalDirector Content Verification System

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

    http://www.cisco.com/warp/public/117/local_director/ld_cvs_pswdrec.html
    (available to non-registered users)


    Wireless Products

    Tech Note:
    Password Recovery and Restoration of Default Settings for Cisco Aironet Equipment

    http://www.cisco.com/warp/customer/102/wlan/pwrec.shtml
    (available to registered users)

    http://www.cisco.com/warp/public/102/wlan/pwrec.shtml
    (available to non-registered users)


    Tech Note:
    Installing Windows 2000 Drivers and Utilities for the Cisco Aironet 340/350 Series Client Adapters

    http://www.cisco.com/warp/customer/102/wlan/win2k.html
    (available to registered users)

    http://www.cisco.com/warp/public/102/wlan/win2k.html
    (available to non-registered users)


    Tech Note:
    Installing Linux Drivers and Utilities for the Cisco Aironet 340/350 Series Client Adapters

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

    http://www.cisco.com/warp/public/102/wlan/linux.html
    (available to non-registered users)


    Tech Note:
    Installing Windows 95 Drivers and Utilities for the Cisco Aironet 340/350 Series Client Adapters

    http://www.cisco.com/warp/customer/102/wlan/win95.html
    (available to registered users)

    http://www.cisco.com/warp/public/102/wlan/win95.html
    (available to non-registered users)


    Routers

    Tech Note:
    Troubleshooting CEF-Related Error Messages

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

    http://www.cisco.com/warp/public/63/cef_error_msgs.shtml
    (available to non-registered users)


    Tech Note:
    Capturing Text Output from Hyperterminal

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

    http://www.cisco.com/warp/public/63/capture_text_hyperterminal.shtml
    (available to non-registered users)


    Tech Note:
    Troubleshooting Line Card Crashes on the Cisco GSR12000 Series

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

    http://www.cisco.com/warp/public/63/gsrlccrash.shtml
    (available to non-registered users)


    Tech Note:
    Dealing with "malloc fail" and High CPU Utilization and Router Crash Resulting from the "Code Red" Worm

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

    http://www.cisco.com/warp/public/63/ts_codred_worm.html
    (available to non-registered users)


    Field Notice:
    OC48 Line Cards Don't Recover from Power Cycle

    http://www.cisco.com/warp/customer/770/fn13833.shtml
    (available to registered users)

    http://www.cisco.com/warp/public/770/fn13833.shtml
    (available to non-registered users)


    Field Notice:
    TxSOP SRAM Parity Errors on Three-Port GE Line Card

    http://www.cisco.com/warp/customer/770/fn13145.shtml
    (available to registered users)

    http://www.cisco.com/warp/public/770/fn13145.shtml
    (available to non-registered users)


    Field Notice:
    GSR16-AC Power Supply Failure

    http://www.cisco.com/warp/customer/770/fn13933.shtml
    (available to registered users)

    http://www.cisco.com/warp/public/770/fn13933.shtml
    (available to non-registered users)


    WAN Switches

    Tech Note:
    How to Add a Frame Relay Virtual Circuit on BPX 8600 and MGX 8220 Using the CLI

    http://www.cisco.com/warp/customer/74/57.html
    (available to registered users)

    http://www.cisco.com/warp/public/74/57.html
    (available to non-registered users)


    Tech Note:
    MGX 8220 Frame Relay Service Module Frame Source Aborts

    http://www.cisco.com/warp/customer/74/67.html
    (available to registered users)

    http://www.cisco.com/warp/public/74/67.html
    (available to non-registered users)


    Field Notice:
    ABR Traffic Continuity Problem after "switchyred"

    http://www.cisco.com/warp/customer/770/fn13020.shtml
    (available to registered users)

    http://www.cisco.com/warp/public/770/fn13020.shtml
    (available to non-registered users)


    Field Notice:
    Replacing PXM-HD On PXM-45-Based MGX 8850 Release 2.x Systems Can Cause Node Corruption

    http://www.cisco.com/warp/customer/770/fn14359.shtml
    (available to registered users)

    http://www.cisco.com/warp/public/770/fn14359.shtml
    (available to non-registered users)


    Network Management Software (NMS)

    Sample Configuration:
    Configuring Cisco 2900/3500 Switches with VLANs to Use Cisco Building Broadband Service Manager

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

    http://www.cisco.com/warp/public/135/bbsm_vlan.html
    (available to non-registered users)


    Field Notice:
    CWM 10.4.01 Patch 2 to be Reposted

    http://www.cisco.com/warp/customer/770/fn14704.shtml
    (available to registered users)

    http://www.cisco.com/warp/public/770/fn14704.shtml
    (available to non-registered users)


    Tech Note:
    How to Track When a Power Supply Dies or Redundant Supply Changes State Using SNMP

    http://www.cisco.com/warp/customer/477/SNMP/power_supply_changes.html
    (available to registered users)

    http://www.cisco.com/warp/public/477/SNMP/power_supply_changes.html
    (available to non-registered users)


    Tech Note:
    How to Collect CPU Utilization on Cisco IOS Devices Using SNMP

    http://www.cisco.com/warp/customer/477/SNMP/collect_cpu_util_snmp.html
    (available to registered users)

    http://www.cisco.com/warp/public/477/SNMP/collect_cpu_util_snmp.html
    (available to non-registered users)


    Tech Note:
    How to Get Catalyst Switch Backplane Utilization Using SNMP

    http://www.cisco.com/warp/customer/477/SNMP/cat-switch_backplane_util.html
    (available to registered users)

    http://www.cisco.com/warp/public/477/SNMP/cat-switch_backplane_util.html
    (available to non-registered users)


    Tech Note:
    How to Get Free and Largest Block of Contiguous Memory Using SNMP

    http://www.cisco.com/warp/customer/477/SNMP/contiguous_memory.html
    (available to registered users)

    http://www.cisco.com/warp/public/477/SNMP/contiguous_memory.html
    (available to non-registered users)


    Tech Note:
    How to Track Spanning Tree Topology Changes Using SNMP

    http://www.cisco.com/warp/customer/477/SNMP/spanning_tree_top_changes.html
    (available to registered users)

    http://www.cisco.com/warp/public/477/SNMP/spanning_tree_top_changes.html
    (available to non-registered users)


    Tech Note:
    How to Track the Number of Broadcasts Received on a Particular Interface Using SNMP

    http://www.cisco.com/warp/customer/477/SNMP/track_broadcasts.html
    (available to registered users)

    http://www.cisco.com/warp/public/477/SNMP/track_broadcasts.html
    (available to non-registered users)


    Tech Note:
    How To Copy Configurations to and from Cisco Devices Using SNMP

    http://www.cisco.com/warp/customer/477/SNMP/copy_configs_snmp.shtml
    (available to registered users)

    http://www.cisco.com/warp/public/477/SNMP/copy_configs_snmp.shtml
    (available to non-registered users)


    Tech Note:
    Cisco Building Broadband Service Manager Frequently Asked Questions

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

    http://www.cisco.com/warp/public/135/bbsm_faq.html
    (available to non-registered users)


    Tech Note:
    Defining Technical Support for Cisco Building Broadband Service Manager

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

    http://www.cisco.com/warp/public/135/bbsm_techspprt.html
    (available to non-registered users)


    White Paper:
    Network Management System Best Practices

    http://www.cisco.com/warp/customer/126/NMS_bestpractice.html
    (available to registered users)

    http://www.cisco.com/warp/public/126/NMS_bestpractice.html
    (available to non-registered users)


    Field Notice:
    Problem with CCM 2.0 and CEMF 3.1 Patches

    http://www.cisco.com/warp/customer/770/fn14805.shtml
    (available to registered users)

    http://www.cisco.com/warp/public/770/fn14805.shtml
    (available to non-registered users)


    ATM

    Sample Configuration:
    Configuring Structured CES on the MC3810

    http://www.cisco.com/warp/customer/121/ces_mc3810.html
    (available to registered users)

    http://www.cisco.com/warp/public/121/ces_mc3810.html
    (available to non-registered users)


    Sample Configuration:
    End-to-end PVC Management with Frame Relay to ATM Service Interworking (FRF.8)

    http://www.cisco.com/warp/customer/121/frf8_pvc_manage.html
    (available to registered users)

    http://www.cisco.com/warp/public/121/frf8_pvc_manage.html
    (available to non-registered users)


    Sample Configuration:
    Frame Relay to ATM Service Interworking (FRF.8) on the 7200 Series with a PA-A3

    http://www.cisco.com/warp/customer/121/frf8_sample.html
    (available to registered users)

    http://www.cisco.com/warp/public/121/frf8_sample.html
    (available to non-registered users)


    Tech Note:
    Calculating ATM Cell Rates on a Circuit Emulation Virtual Circuit

    http://www.cisco.com/warp/customer/121/ces_cellrate2.html
    (available to registered users)

    http://www.cisco.com/warp/public/121/ces_cellrate2.html
    (available to non-registered users)


    Tech Note:
    Measuring the Utilization of ATM PVCs

    http://www.cisco.com/warp/customer/121/pvc_utiliz.html
    (available to registered users)

    http://www.cisco.com/warp/public/121/pvc_utiliz.html
    (available to non-registered users)


    Tech Note:
    ATM UNI Signaling Support on Cisco Routers and Switches

    http://www.cisco.com/warp/customer/121/universions.html
    (available to registered users)

    http://www.cisco.com/warp/public/121/universions.html
    (available to non-registered users)


    Tech Note:
    Understanding PNNI Node IDs and the PNNI Hello Protocol

    http://www.cisco.com/warp/customer/121/pnnihello.html
    (available to registered users)

    http://www.cisco.com/warp/public/121/pnnihello.html
    (available to non-registered users)


    Tech Note:
    Recovering from a Corrupted or Lost Cisco IOS Image on LightStream 1010 and Catalyst 8500 Switches

    http://www.cisco.com/warp/customer/121/ls1010recovery.html
    (available to registered users)

    http://www.cisco.com/warp/public/121/ls1010recovery.html
    (available to non-registered users)


    Tech Note:
    Troubleshooting Rejected Calls and ATM Signaling RELEASE Messages

    http://www.cisco.com/warp/customer/121/cause_codes.html
    (available to registered users)

    http://www.cisco.com/warp/public/121/cause_codes.html
    (available to non-registered users)


    Tech Note:
    Troubleshooting Invalid Cells on ATM Switch Routers

    http://www.cisco.com/warp/customer/121/invalid_cells.html
    (available to registered users)

    http://www.cisco.com/warp/public/121/invalid_cells.html
    (available to non-registered users)


    Tech Note:
    Understanding LE_ARP Verification in ATM LANE Environments

    http://www.cisco.com/warp/customer/121/le_arp_verif.html
    (available to registered users)

    http://www.cisco.com/warp/public/121/le_arp_verif.html
    (available to non-registered users)


    Tech Note:
    Understanding the Maximum Number of Active Virtual Circuits on Cisco ATM Router Interfaces

    http://www.cisco.com/warp/customer/121/maxvp_vc_3.html
    (available to registered users)

    http://www.cisco.com/warp/public/121/maxvp_vc_3.html
    (available to non-registered users)


    Tech Note:
    Understanding the UBR Service Category for ATM Virtual Circuits

    http://www.cisco.com/warp/customer/121/ubr.html
    (available to registered users)

    http://www.cisco.com/warp/public/121/ubr.html
    (available to non-registered users)


    Tech Note:
    When Does a Router Set the CLP Bit in an ATM Cell?

    http://www.cisco.com/warp/customer/121/clp_bit2.html
    (available to registered users)

    http://www.cisco.com/warp/public/121/clp_bit2.html
    (available to non-registered users)


    Tech Note:
    Configuring VP Shaping on the 4xOC3 ATM Line Card for the GSR

    http://www.cisco.com/warp/customer/121/gsr_vpshaping.html
    (available to registered users)

    http://www.cisco.com/warp/public/121/gsr_vpshaping.html
    (available to non-registered users)


    Tech Note:
    Understanding Maximum Transmission Unit on ATM Interfaces

    http://www.cisco.com/warp/customer/121/mtu_atm.html
    (available to registered users)

    http://www.cisco.com/warp/public/121/mtu_atm.html
    (available to non-registered users)


    Tech Note:
    Does the PA-A1 ATM Port Adapter Support Traffic Shaping?

    http://www.cisco.com/warp/customer/121/paa1_shaping.html
    (available to registered users)

    http://www.cisco.com/warp/public/121/paa1_shaping.html
    (available to non-registered users)


    Tech Note:
    Troubleshooting Input Errors on PA-A3 ATM Port Adapters

    http://www.cisco.com/warp/customer/121/paa3_errors.html
    (available to registered users)

    http://www.cisco.com/warp/public/121/paa3_errors.html
    (available to non-registered users)


    Tech Note:
    Configuring Bridged-Style PVCs on ATM Interfaces in the GSR and Cisco 7500 Series

    http://www.cisco.com/warp/customer/121/atm_halfbridging.html
    (available to registered users)

    http://www.cisco.com/warp/public/121/atm_halfbridging.html
    (available to non-registered users)


    Tech Note:
    Troubleshooting Bridging and IRB over ATM PVCs

    http://www.cisco.com/warp/customer/121/atm_bridging.html
    (available to registered users)

    http://www.cisco.com/warp/public/121/atm_bridging.html
    (available to non-registered users)


    Tech Note:
    Troubleshooting High CPU Utilization Caused by the Hybridge Input Process on Routers with ATM Interfaces

    http://www.cisco.com/warp/customer/121/hybridge.html
    (available to registered users)

    http://www.cisco.com/warp/public/121/hybridge.html
    (available to non-registered users)


    Tech Note:
    Understanding Rejected/Discarded Cell Counters on ATM Switch Routers

    http://www.cisco.com/warp/customer/121/rejectedcells.html
    (available to registered users)

    http://www.cisco.com/warp/public/121/rejectedcells.html
    (available to non-registered users)


    Tech Note:
    Configuring Traffic Shaping on Frame Relay to ATM Service Interworking (FRF.8) PVCs

    http://www.cisco.com/warp/customer/121/frf8_shaping.html
    (available to registered users)

    http://www.cisco.com/warp/public/121/frf8_shaping.html
    (available to non-registered users)


    Tech Note:
    Upgrading Redundant Route Processors on a Catalyst 8540 MSR

    http://www.cisco.com/warp/customer/121/8540redundancy.shtml
    (available to registered users)

    http://www.cisco.com/warp/public/121/8540redundancy.shtml
    (available to non-registered users)


    Tech Note:
    Mapping Congestion Indication and Loss Priority Bits with FRF.8

    http://www.cisco.com/warp/customer/121/frf8_bits.html
    (available to registered users)

    http://www.cisco.com/warp/public/121/frf8_bits.html
    (available to non-registered users)


    Tech Note:
    Understanding SSCOP Messages on Router ATM Interfaces

    http://www.cisco.com/warp/customer/121/sscop_messages.html
    (available to registered users)

    http://www.cisco.com/warp/public/121/sscop_messages.html
    (available to non-registered users)


    IBM

    Sample Configuration:
    Configuring SNA Switching Services over DLSw

    http://www.cisco.com/warp/customer/100/dlsw_snasw.html
    (available to registered users)

    http://www.cisco.com/warp/public/100/dlsw_snasw.html
    (available to non-registered users)


    Tech Note:
    Configuring DLSw+ for Multidrop SDLC with PU 2.1

    http://www.cisco.com/warp/customer/488/51.html
    (available to registered users)

    http://www.cisco.com/warp/public/488/51.html
    (available to non-registered users)


    Optical Platforms

    Field Notice:
    ONS 15454: Electrical Interface Assembly (EIA) Connector Issue

    http://www.cisco.com/warp/customer/770/fn13914.shtml
    (available to registered users)

    http://www.cisco.com/warp/public/770/fn13914.shtml
    (available to non-registered users)


    Customer Contact Software

    Tech Note:
    NetBEUI Protocol - What It Is and Why It Is Needed

    http://www.cisco.com/warp/customer/78/net_beui.html
    (available to registered users)

    http://www.cisco.com/warp/public/78/net_beui.html
    (available to non-registered users)


    Tech Note:
    Recommended ICM Configuration Order

    http://www.cisco.com/warp/customer/78/config_order.html
    (available to registered users)

    http://www.cisco.com/warp/public/78/config_order.html
    (available to non-registered users)


    Tech Note:
    Dumplog Error: Last API Error [5]: Access is denied

    http://www.cisco.com/warp/customer/78/dumplog_error_access_denied.html
    (available to registered users)

    http://www.cisco.com/warp/public/78/dumplog_error_access_denied.html
    (available to non-registered users)


    Tech Note:
    Can an HDS be Pointed to Different Sides of an ICM Central Controller at Will?

    http://www.cisco.com/warp/customer/78/point_hds.html
    (available to registered users)

    http://www.cisco.com/warp/public/78/point_hds.html
    (available to non-registered users)


    Tech Note:
    How to Delete a Peripheral Gateway

    http://www.cisco.com/warp/customer/78/delete_pg.html
    (available to registered users)

    http://www.cisco.com/warp/public/78/delete_pg.html
    (available to non-registered users)


    Tech Note:
    Aspect Pim Process Warnings AspPeripheral::ConfigParams - Illegal config param specified

    http://www.cisco.com/warp/customer/78/aspect_ill_param.html
    (available to registered users)

    http://www.cisco.com/warp/public/78/aspect_ill_param.html
    (available to non-registered users)


    Tech Note:
    What is a Web View Server?

    http://www.cisco.com/warp/customer/78/webview.html
    (available to registered users)

    http://www.cisco.com/warp/public/78/webview.html
    (available to non-registered users)


    Tech Note:
    Error; PGX-pim1 VRU Status (18) Message Received From VRU out of Sequence. Ignoring

    http://www.cisco.com/warp/customer/78/error_pgx_pim1.html
    (available to registered users)

    http://www.cisco.com/warp/public/78/error_pgx_pim1.html
    (available to non-registered users)


    Tech Note:
    Use Device Target, Not Peripheral Target, in IPCC

    http://www.cisco.com/warp/customer/78/device_target.html
    (available to registered users)

    http://www.cisco.com/warp/public/78/device_target.html
    (available to non-registered users)


    Tech Note:
    CTI Test Guide

    http://www.cisco.com/warp/customer/78/cti_test.html
    (available to registered users)

    http://www.cisco.com/warp/public/78/cti_test.html
    (available to non-registered users)


    Tech Note:
    What Tracing Needs to be Turned Up to Troubleshoot Issues on the Symposium PG

    http://www.cisco.com/warp/customer/78/symposium_tracing.html
    (available to registered users)

    http://www.cisco.com/warp/public/78/symposium_tracing.html
    (available to non-registered users)


    Tech Note:
    Windows NT Diagnostics Report WinMsd

    http://www.cisco.com/warp/customer/78/winmsd.html
    (available to registered users)

    http://www.cisco.com/warp/public/78/winmsd.html
    (available to non-registered users)


    Tech Note:
    AT&T SS7 Linkset Is Either Unavailable or Inaccessible

    http://www.cisco.com/warp/customer/78/no_att_link_set_.html
    (available to registered users)

    http://www.cisco.com/warp/public/78/no_att_link_set_.html
    (available to non-registered users)


    Field Notice:
    Data Migration Issue When Upgrading to ICM 4.5

    http://www.cisco.com/warp/customer/770/fn14664.shtml
    (available to registered users)

    http://www.cisco.com/warp/public/770/fn14664.shtml
    (available to non-registered users)


    Cisco IOS Software*

    Field Notice:
    End of Engineering for Cisco 2500 12.2 Images

    http://www.cisco.com/warp/customer/770/fn14605.shtml
    (available to registered users)

    http://www.cisco.com/warp/public/770/fn14605.shtml
    (available to non-registered users)


    Network Security Advisory:
    Cisco IOS PPTP Vulnerability

    http://www.cisco.com/warp/customer/707/PPTP-vulnerability-pub.html
    (available to registered users)

    http://www.cisco.com/warp/public/707/PPTP-vulnerability-pub.html
    (available to non-registered 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 TAC Software Center Access)


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

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


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