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viii OmniSwitch Troubleshooting Guide September 2005
Dshell Troubleshooting .................................................................................................11-8
Viewing the ARP Table on OmniSwitch 6624/6648 Switches ............................11-10
Chapter 12 Troubleshooting IP Routing ...................................................................................12-1
In This Chapter ..............................................................................................................12-2
Introduction ...................................................................................................................12-3
IP Routing Protocol Failure ..........................................................................................12-3
Troubleshooting via the CLI .........................................................................................12-3
Troubleshooting with Debug CLI ...............................................................................12-11
RIP Troubleshooting ...................................................................................................12-13
OSPF Troubleshooting ................................................................................................12-19
BGP Troubleshooting ..................................................................................................12-27
Dshell Troubleshooting Advanced IP Routing ...........................................................12-29
ipdbg=x .................................................................................................................12-29
ifShow ..................................................................................................................12-29
iprmShowRoutes ..................................................................................................12-30
iprmCountRoutes .................................................................................................12-30
ipni_ifShow ..........................................................................................................12-30
Iprm_routeShow ...................................................................................................12-31
Ipni_routeCount ...................................................................................................12-31
ospfDbgDumpEnv ................................................................................................12-31
Chapter 13 Troubleshooting Virtual Router Redundancy Protocol (VRRP) ....................13-1
In This Chapter ..............................................................................................................13-1
Overview .......................................................................................................................13-2
Protocol Information .....................................................................................................13-3
IP Field Descriptions ..............................................................................................13-3
VRRP Field Descriptions .......................................................................................13-3
VRRP States ...........................................................................................................13-3
OmniSwitch 7700/7800/8800 Implementation .............................................................13-4
VRRP Security .......................................................................................................13-4
OmniSwitch VRRP Limitations .............................................................................13-4
CMM Failover ...............................................................................................................13-5
OmniSwitch VRRP Troubleshooting ............................................................................13-9
ARP Table ...................................................................................................................13-10
Dshell Troubleshooting ...............................................................................................13-11
Chapter 14 Troubleshooting IP Multicast Switching (IPMS) ...............................................14-1
In This Chapter ..............................................................................................................14-1
Troubleshooting a Device that Cannot Join an IP Multicast Stream ............................14-2
Troubleshooting a Device that Drops Out of an IP Multicast Stream ..........................14-3
Troubleshooting IPMS in Debug CLI ...........................................................................14-7