25-14
Cisco Nexus 1000V Troubleshooting Guide, Release 5.2(1)SV3(1.1)
OL-31593-01
Chapter 25 VXLANs
VXLAN Troubleshooting Commands
switch#
To verify VXLAN mac-distribution:
VSM-DAOX# show bridge-domain mac
Bridge-domain: vxlan6227
MAC Table Count: 1 Next Update Count: 0 Last Update Count: 0
MAC Table Version: 1
MAC Address Module Port VTEP-IP Address
------------------------------------------------------------------------------
0050.5683.3269 8 Veth1502 192.168.10.6
VSM-DAOX# show bridge-domain vxlan6067 mac
Bridge-domain: vxlan6067
MAC Table Count: 77 Next Update Count: 0 Last Update Count: 0
MAC Table Version: 1
MAC Address Module Port VTEP-IP Address
------------------------------------------------------------------------------
0050.5683.4c88 6 Veth108 192.168.10.13
0050.5691.01d6 3 Veth177 192.168.10.27
0050.5691.0549 3 Veth695 192.168.10.27
Additional show commands:
show platform fwm errors
show platform fwm info (VTEP | trace | error history)
show platform fwm info error history
show platform fwm event-history msgs
show platform fwm info vlan (all|swbd)
VEM Commands
To verify VXLAN vEthernet programming:
~ # vemcmd show port segments
Native Seg
LTL VSM Port Mode SegID State
50 Veth5 A 5555 FWD
51 Veth9 A 8888 FWD
~ #
To verify VXLAN VTEP programming:
~ # vemcmd show vxlan interfaces
LTL IP Seconds since Last
IGMP Query Received
(* Interface on which IGMP Joins are sent)
------------------------------------------
49 10.3.3.3 50 *
52 10.3.3.6 50
~ #
Use “vemcmd show port vlans” to verify that the VTEPs are in the correct transport VLAN.
To verify bridge domain creation on the VEM:
~ # vemcmd show bd bd-name vxlan-home
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