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x OmniSwitch Troubleshooting Guide September 2005
Multicast Group Status is Shown as Disabled .....................................................16-27
PIM-SM Limitations ............................................................................................16-28
Upstream Neighbor/Next Hop Debug Commands ...............................................16-28
Chapter 17 Troubleshooting Server Load Balancing ...........................................................17-1
In This Chapter ..............................................................................................................17-1
Introduction ...................................................................................................................17-2
Server Load Balance Failure .........................................................................................17-2
What is an SLB Failure? ........................................................................................17-2
Description of a Complete Failure of Service ........................................................17-2
Description of a Partial Failure of Service .............................................................17-2
Troubleshooting Commands .........................................................................................17-3
Troubleshooting a Complete Failure .............................................................................17-4
Troubleshooting a Partial Failure ..................................................................................17-5
The Troubleshooting Procedure ....................................................................................17-5
Chapter 18 Troubleshooting Authenticated VLANs ..............................................................18-1
In This Chapter ..............................................................................................................18-1
Introduction ...................................................................................................................18-1
Troubleshooting AVLAN .............................................................................................18-2
DHCP Request Failure ...........................................................................................18-2
Authentication Failure ............................................................................................18-3
Problem Communicating Using Multiple Protocols Simultaneously ....................18-4
Useful Notes on Client Issues ................................................................................18-5
Troubleshooting Using Debug Systrace ........................................................................18-5
Telnet Authentication and De-authentication ........................................................18-5
Get the IP Address from Default VLAN .........................................................18-5
Initiate the Telnet Authentication ....................................................................18-6
Release/Renew IP ............................................................................................18-7
De-Authenticating ...........................................................................................18-7
Release/Renew to Go Back to Default VLAN ................................................18-7
HTTP/S Authentication ..........................................................................................18-8
Start of Authentication using https://x.x.x.253 ................................................18-8
De-Authenticate using https://x.x.x.253 ..........................................................18-9
AVClient ..............................................................................................................18-10
AVClient Authentication Start ......................................................................18-10
AVClient logout: ...........................................................................................18-11
Dshell Troubleshooting ...............................................................................................18-12
Authentication Dispatcher (AD) Debugging Help ...............................................18-12
The Authenticated VLAN adDebugShowContext Function ................................18-13