User's Manual

323
snooping v3-
leave-check
query message after receiving v3 leave message.。
42.1.19 Configuring IGMP Snooping’s forward-wrongiif-within-vlan
Function
If IGMP-snooping’s forward-wrongiif-within-vlan function is enabled, do L2 forwarding of the
multicast data message received from wrong vlan interface port within source vlan. Forward
messages to the group member ports in the vlan. Otherwise, drop messages.
Configure as following under global configuration mode:
Command Purpose
[
no
]
ip igmp-
snooping forward-
wrongiif-within-
vlan
Configuring IGMP-snooping
’
s forward-wrongiif-within-vlan and
forwarding relative group member ports within the vlan
By default IGMP-snooping forward-wrongiif-within-vlan is enabled.
Notice:
Command ip igmp-snooping forward-wrongiif-within-vlan is only meaningful when L3 multicast is enabled.
42.1.20 Configuring IGMP-snooping’s IPACL function at port
If IGMP-snooping’s IPACL function at port is enabled, use IPACL at port to assign whether messages of some
multicast IP address need to be dealt with or ignored.
Configure as following under physical port configuration mode:
Command Purpose
ip igmp-snooping
policy
word
Adding multicast message
’
s IPACL which need to be dealt with
port.
no ip igmp-
snooping policy
Deleteding multicast message
’
s IPACL which need to be dealt
with port.
42.1.21 Configuring maximum multicast IP address quantity function at
IGMP-snooping’s port
If configuring the maximum multicast IP address quantity at IGMP-snooping port, the quantity of applied groups
at the port would be judged whether it is beyond the configured maximum quantity when IGMP-snooping
generates forwarding entry. If it is beyond the maximum quantity, the port’s entry would not be generated.
Configure as following under physical port configuration mode:
Command Purpose
[
no
]
ip igmp-
snooping limit
[value [1-2048] ]
configuring the maximum multicast IP address quantity at IGMP-
snooping port