QTech QSW-2800 series - Igmp Snooping Troubleshooting

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Москва, Новозаводская ул., 18, стр. 1
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SwitchB#config
SwitchB(config)#ip igmp snooping
SwitchB(config)#ip igmp snooping vlan 100
SwitchB(config)#ip igmp snooping vlan 100 mrouter interface ethernet 1/1
Multicast Configuration
The same as scenario 1
IGMP Snooping listening result:
Similar to scenario 1
34.3.4 IGMP Snooping Troubleshooting
On IGMP Snooping function configuration and usage, IGMP Snooping might not run properly
because of physical connection or configuration mistakes. So the users should note that:
Make sure correct physical connection
Activate IGMP Snooping on whole configuration mode (use ip igmp snooping)
Configure IGMP Snooping at VLAN on whole configuration mode ( use ip igmp snooping
vlan <vlan-id>)
Make sure one VLAN is configured as L2 common checker in same mask, or make sure
configured static mrouter
Use show ip igmp snooping vlan <vid> command check IGMP Snooping information