Configuring explicit host tracking
Configure explicit host tracking to track all the source and group members.
Procedure
Example
Configure explicit host tracking:
Switch:1(config-if)#ip igmp igmpv3–explicit-host-tracking
Display all the tracked members:
Switch:1(config-if)#show ip igmp group ================================================================================ Igmp Group - GlobalRouter ================================================================================ GRPADDR INPORT MEMBER EXPIRATION TYPE -------------------------------------------------------------------------------- 225.1.1.1 V22-1/1 22.22.22.200 178 Dynamic 225.1.1.2 V22-1/1 22.22.22.200 178 Dynamic 225.1.1.3 V22-1/1 22.22.22.200 178 Dynamic 225.1.1.4 V22-1/1 22.22.22.200 178 Dynamic 225.1.1.5 V22-1/1 22.22.22.200 178 Dynamic 225.1.1.6 V22-1/1 22.22.22.200 178 Dynamic 225.1.1.7 V22-1/1 22.22.22.200 178 Dynamic 225.1.1.8 V22-1/1 22.22.22.200 178 Dynamic 225.1.1.9 V22-1/1 22.22.22.200 178 Dynamic 225.1.1.10 V22-1/1 22.22.22.200 178 Dynamic 225.12.12.1 V2222-2/16 22.2.2.200 172 Dynamic 225.12.12.2 V2222-2/16 22.2.2.200 172 Dynamic 225.12.12.3 V2222-2/16 22.2.2.200 172 Dynamic 225.12.12.4 V2222-2/16 22.2.2.200 172 Dynamic 225.12.12.5 V2222-2/16 22.2.2.200 172 Dynamic 225.12.12.6 V2222-2/16 22.2.2.200 172 Dynamic 225.12.12.7 V2222-2/16 22.2.2.200 172 Dynamic 225.12.12.8 V2222-2/16 22.2.2.200 172 Dynamic 225.12.12.9 V2222-2/16 22.2.2.200 172 Dynamic 225.12.12.10 V2222-2/16 22.2.2.200 172 Dynamic 226.1.1.1 V33-1/23 33.33.33.200 173 Dynamic 226.1.1.2 V33-1/23 33.33.33.200 173 Dynamic 226.1.1.3 V33-1/23 33.33.33.200 173 Dynamic 226.1.1.4 V33-1/23 33.33.33.200 173 Dynamic 226.1.1.5 V33-1/23 33.33.33.200 173 Dynamic 226.1.1.6 V33-1/23 33.33.33.200 173 Dynamic 226.1.1.7 V33-1/23 33.33.33.200 173 Dynamic 226.1.1.8 V33-1/23 33.33.33.200 173 Dynamic 226.1.1.9 V33-1/23 33.33.33.200 173 Dynamic 226.1.1.10 V33-1/23 33.33.33.200 173 Dynamic 226.22.22.1 V3333-2/22 33.3.3.200 173 Dynamic 226.22.22.2 V3333-2/22 33.3.3.200 173 Dynamic 226.22.22.3 V3333-2/22 33.3.3.200 173 Dynamic 226.22.22.4 V3333-2/22 33.3.3.200 173 Dynamic 226.22.22.5 V3333-2/22 33.3.3.200 173 Dynamic 226.22.22.6 V3333-2/22 33.3.3.200 173 Dynamic 226.22.22.7 V3333-2/22 33.3.3.200 173 Dynamic 226.22.22.8 V3333-2/22 33.3.3.200 173 Dynamic 226.22.22.9 V3333-2/22 33.3.3.200 173 Dynamic 226.22.22.10 V3333-2/22 33.3.3.200 173 Dynamic 228.45.45.45 V222-1/1 122.122.122.200 173 Dynamic 228.56.56.56 V222-1/1 122.122.122.200 166 Dynamic 229.1.1.1 V333-1/17 133.133.133.200 172 Dynamic 229.32.32.32 V222-1/1 122.122.122.200 169 Dynamic 232.1.1.1 V333-1/17 133.133.133.200 170 Dynamic 232.1.1.2 V333-1/17 133.133.133.200 170 Dynamic 232.1.1.3 V333-1/17 133.133.133.200 170 Dynamic 232.1.1.4 V333-1/17 133.133.133.200 170 Dynamic 232.1.1.5 V333-1/17 133.133.133.200 170 Dynamic 232.1.1.6 V333-1/17 133.133.133.200 170 Dynamic 232.1.1.7 V333-1/17 133.133.133.200 170 Dynamic 232.1.1.8 V333-1/17 133.133.133.200 170 Dynamic 232.1.1.9 V333-1/17 133.133.133.200 170 Dynamic 232.1.1.10 V333-1/17 133.133.133.200 170 Dynamic 232.32.32.1 V222-1/1 122.122.122.200 165 Dynamic 232.32.32.2 V222-1/1 122.122.122.200 165 Dynamic 232.32.32.3 V222-1/1 122.122.122.200 165 Dynamic 232.32.32.4 V222-1/1 122.122.122.200 165 Dynamic 232.32.32.5 V222-1/1 122.122.122.200 165 Dynamic 232.32.32.6 V222-1/1 122.122.122.200 165 Dynamic 232.32.32.7 V222-1/1 122.122.122.200 165 Dynamic 232.32.32.8 V222-1/1 122.122.122.200 165 Dynamic 232.32.32.9 V222-1/1 122.122.122.200 165 Dynamic 232.32.32.10 V222-1/1 122.122.122.200 162 Dynamic 232.42.42.1 V222-1/1 122.122.122.200 167 Dynamic 65 out of 65 group Receivers displayed Total number of unique groups 65
Display all the tracked members for a specific group:
Switch:1(config-if)#show ip igmp group group 232.1.1.1 tracked-members ================================================================================ Members of Channels/Groups - GlobalRouter ================================================================================ INTERFACE CHANNEL/GROUP MEMBER MEMBER_MODE EXP -------------------------------------------------------------------------------- Vlan333-2/30 */232.1.1.1 133.133.133.200 IS_EXCLUDE 205 Note: The "*" attached to the interface (if any) indicates that the interface has explicit host tracking disabled.
Display IGMPv3 specific data:
Switch:1(config-if)#show ip igmp group group 232.32.32.10 detail ================================================================================ Igmp Group Detail - GlobalRouter ================================================================================ Interface: Vlan222-1/10 IGMPv3 Group: 232.32.32.10 Interface Group Mode: INCLUDE Interface Compatibility Mode: IGMP_V3 V2 Host Timer: Not Running V1 Host Timer: Not Running Interface Group Include Source List: Source Address Expires 133.133.133.200 114
Variable definitions
Use the data in the following table to use the ip igmp igmpv3–explicit-host-tracking command.
Variable |
Value |
---|---|
explicit-host-tracking |
Enables explicit host tracking on IGMPv3. The default state is disable. |
<A.B.C.D> |
Specifies the IP address of the group of the tracked member. |