Cisco Nexus 1000V - Page 203

19-7
Cisco Nexus 1000V Troubleshooting Guide, Release 5.2(1)SV3(1.1)
OL-31593-01
Chapter 19 Multicast IGMP
Problems with Multicast IGMP Snooping
Type: S - Static, D - Dynamic, R - Router port
Vlan Group Address Ver Type Port list
1784 */* - R Po1 Po2 Eth5/31
1784 227.0.0.1 v2 D Veth79 Veth80
VSM-DAO# show ip igmp snooping querier vlan 1784
Vlan IP Address Version Expires Port
1784 184.184.0.12 v3 00:04:14 Po1
1784 184.184.0.12 v3 00:04:14 Po2
1784 184.184.0.12 v3 00:04:14 Eth5/31
switch# show ip igmp snooping groups vlan 1784 detail
IGMP Snooping group membership for vlan 1784
Group addr: 227.0.0.1
Group ver: v2 [old-host-timer: not running]
report-timer: not-running
Last reporter: 184.184.0.11
IGMPv1/v2 memb ports:
Veth79 [0 GQ missed]
Veth80 [0 GQ missed]
switch# show ip igmp snooping groups vlan 1784 summary
Legend: E - Enabled, D - Disabled
Vlan Snoop (*,G)-Count
1784 E 2
Total number of (*,G) entries: 2
switch#
Example 19-3 debug ip igmp snooping vlan Command
switch(config)# debug ip igmp snooping vlan
2014 Jul 8 23:49:16.633077 igmp[3157]: SNOOP: Switchport interface Veth43 (308) has been
created, obtaining any static mrouter/oif configs
2014 Jul 8 23:49:16.683929 igmp[3157]: SNOOP: Switchport interface Veth37 (128) has been
created, obtaining any static mrouter/oif configs
2014 Jul 8 23:49:16.748355 igmp[3157]: SNOOP: <vlan 1> clear port:Veth43, vlan:1
2014 Jul 8 23:49:16.789832 igmp[3157]: SNOOP: Switchport interface Veth47 (428) has been
created, obtaining any static mrouter/oif configs
2014 Jul 8 23:49:16.797079 igmp[3157]: SNOOP: Switchport interface Veth38 (158) has been
created, obtaining any static mrouter/oif configs
2014 Jul 8 23:49:16.824702 igmp[3157]: SNOOP: <vlan 11> Added Veth43 to active ports for
vlan 11
2014 Jul 8 23:49:16.824854 igmp[3157]: SNOOP: Mode for if(Vethernet43): 0x80000 vlan: 11
2014 Jul 8 23:49:16.862531 igmp[3157]: SNOOP: <vlan 1> clear port:Veth37, vlan:1
2014 Jul 8 23:49:16.950490 igmp[3157]: SNOOP: <vlan 11> Added Veth37 to active ports for
vlan 11
2014 Jul 8 23:49:16.950638 igmp[3157]: SNOOP: Mode for if(Vethernet37): 0x80000 vlan: 11
2014 Jul 8 23:49:16.998800 igmp[3157]: SNOOP: <vlan 1> clear port:Veth38, vlan:1
2014 Jul 8 23:49:16.999030 igmp[3157]: SNOOP: <vlan 1> clear port:Veth47, vlan:1
2014 Jul 8 23:49:17.089056 igmp[3157]: SNOOP: Switchport interface Veth40 (218) has been
created, obtaining any static mrouter/oif configs
2014 Jul 8 23:49:17.121007 igmp[3157]: SNOOP: Switchport interface Veth39 (188) has been
created, obtaining any static mrouter/oif configs
2014 Jul 8 23:49:17.131549 igmp[3157]: SNOOP: <vlan 11> Added Veth38 to active ports for
vlan 11
2014 Jul 8 23:49:17.131693 igmp[3157]: SNOOP: Mode for if(Vethernet38): 0x80000 vlan: 11
2014 Jul 8 23:49:17.156004 igmp[3157]: SNOOP: <vlan 11> Added Veth47 to active ports for
vlan 11
2014 J