debug ip igmp group

Matches the IGMP-enabled group based on the IP address.
Syntax
debug ip igmp group ipaddr
no debug ip igmp group ipaddr
Parameters
ipaddr
Refers to the IP address of the IGMP group.
Modes

Privileged EXEC mode

Examples
device# debug ip igmp protocol
device# debug ip igmp group 225.1.1.1
Jun 26 06:18:23:171492:info:fi_debug:debug_logs:1:65829931527964161: IGMP.VRF0: Type V2 Report Port 1/2/2,1/2/2 Grp 225.1.1.1
Jun 26 06:18:27:176535:info:fi_debug:debug_logs:1:65830288010249729: IGMP.VRF0: Type V2 Report Port 1/2/2,1/2/2 Grp 225.1.1.1
Jun 26 06:21:04:617438:info:fi_debug:debug_logs:1:65845612453561857: IGMP.VRF0: IGMP Leave, Type V2 Report Port 1/2/2,1/2/2 Grp 225.1.1.1
Jun 26 06:21:04:617949:info:fi_debug:debug_logs:1:65845612453561857: IGMP.VRF0: [ Port 1/2/2,1/2/2. Grp 225.1.1.1 ] Sent version 3 Query. size 12. Src 1.2.2.1
Jun 26 06:21:04:618038:info:fi_debug:debug_logs:1:65845612453561857: IGMP.VRF0: [ Port 1/2/2,1/2/2. Grp 225.1.1.1 ] Sent Grp-Qry Ver 3. ReTx 0(Cnt 0)
Jun 26 06:21:08:077314:info:fi_debug:debug_logs:1:538379550742020864: IGMP send Query(t=17) V2, s=9.9.9.9 0.0.0.0 to VL100(ethe 3/2/3 ) rsp=200 igmp=8B, pkt=46B
Jun 26 06:21:08:078135:info:fi_debug:debug_logs:1:538379550742020864: IGMP send Query(t=17) V3, s=9.9.9.9 0.0.0.0 to VL100(lag lg1 ) rsp=137 igmp=12B, pkt=50B
Jun 26 06:21:09:076398:info:fi_debug:debug_logs:1:538380371080774400: IGMP send Query(t=17) V2, s=200.1.1.1 0.0.0.0 to VL200(all) rsp=200 igmp=8B, pkt=46B
Jun 26 06:21:09:238168:info:fi_debug:debug_logs:1:538380512814695168: IGMP.VRF0: [ Port 1/2/2,1/2/2. Grp 225.1.1.1 ] Sent version 3 Query. size 12. Src 1.2.2.1
Jun 26 06:21:09:238280:info:fi_debug:debug_logs:1:538380512814695168: IGMP.VRF0: [ Port 1/2/2,1/2/2. Grp 225.1.1.1 ] Sent Grp-Qry Ver 3. ReTx 1(Cnt 2)
Jun 26 06:21:11:126473:info:fi_debug:debug_logs:1:538382063297889024: IGMP send Query(t=17) V2, s=3.3.3.3 0.0.0.0 to VL323(all) rsp=200 igmp=8B, pkt=46B
Jun 26 06:21:14:256690:info:fi_debug:debug_logs:1:538384635983299328: IGMP.VRF0: [ Port 1/2/2,1/2/2. Grp 225.1.1.1 ] Sent version 3 Query. size 12. Src 1.2.2.1
Jun 26 06:21:14:256807:info:fi_debug:debug_logs:1:538384635983299328: IGMP.VRF0: [ Port 1/2/2,1/2/2. Grp 225.1.1.1 ] Sent Grp-Qry Ver 3. ReTx 1(Cnt 1)