Troubleshooting Igmp Snooping - H3C S5100-SI Series Operation Manual

Operation Manual – Multicast
H3C S5100-SI/EI Series Ethernet Switches
2) Configure Switch B:
# Enable the IGMP Snooping feature on Switch B.
<SwitchB> system-view
[SwitchB] igmp-snooping enable
# Configure VLAN 10 as the multicast VLAN and enable IGMP Snooping on it.
[SwitchB] vlan 10
[SwitchB-vlan10] service-type multicast
[SwitchB-vlan10] igmp-snooping enable
[SwitchB-vlan10] quit
# Define GigabitEthernet 1/0/10 as a hybrid port, add the port to VLAN 2, VLAN 3, and
VLAN 10, and configure the port to forward tagged packets for VLAN 2, VLAN 3, and
VLAN 10.
[SwitchB] interface GigabitEthernet 1/0/10
[SwitchB-GigabitEthernet1/0/10] port link-type hybrid
[SwitchB-GigabitEthernet1/0/10] port hybrid vlan 2 3 10 tagged
[SwitchB-GigabitEthernet1/0/10] quit
# Define GigabitEthernet 1/0/1 as a hybrid port, add the port to VLAN 2 and VLAN 10,
configure the port to forward untagged packets for VLAN 2 and VLAN 10, and set VLAN
2 as the default VLAN of the port.
[SwitchB] interface GigabitEthernet 1/0/1
[SwitchB-GigabitEthernet1/0/1] port link-type hybrid
[SwitchB-GigabitEthernet1/0/1] port hybrid vlan 2 10 untagged
[SwitchB-GigabitEthernet1/0/1] port hybrid pvid vlan 2
[SwitchB-GigabitEthernet1/0/1] quit
# Define GigabitEthernet 1/0/2 as a hybrid port, add the port to VLAN 3 and VLAN 10,
configure the port to forward untagged packets for VLAN 3 and VLAN 10, and set VLAN
3 as the default VLAN of the port.
[SwitchB] interface GigabitEthernet 1/0/2
[SwitchB-GigabitEthernet1/0/2] port link-type hybrid
[SwitchB-GigabitEthernet1/0/2] port hybrid vlan 3 10 untagged
[SwitchB-GigabitEthernet1/0/2] port hybrid pvid vlan 3
[SwitchB-GigabitEthernet1/0/2] quit

2.5 Troubleshooting IGMP Snooping

Symptom: Multicast function does not work on the switch.
Solution:
Possible reasons are:
1) IGMP Snooping is not enabled.
Chapter 2 IGMP Snooping Configuration
2-23