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3com S7906E Guide De Référence

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View 
MLD-Snooping view 
Default Level 
2: System level 
Parameters 
None 
Description  
Use the drop-unknown command to enable dropping unknown IPv6 multicast data globally.  
Use the undo drop-unknown command to disable dropping unknown IPv6 multicast data globally.  
By default, this function is disabled, that is, unknown IPv6 multicast data is flooded in the VLAN.  
This command works only on MLD Snooping–enabled VLANs, but not on VLANs with MLD enabled on 
their VLAN interfaces. 
Related commands: mld-snooping drop-unknown.  
Examples 
# Globally enable the device to drop unknown IPv6 multicast data.  
<Sysname> system-view 
[Sysname] mld-snooping 
[Sysname-mld-snooping] drop-unknown 
fast-leave (MLD-Snooping view) 
Syntax 
fast-leave [ vlan vlan-list ] 
undo fast-leave [ vlan vlan-list ] 
View 
MLD-Snooping view 
Default Level 
2: System level 
Parameters 
vlan vlan-list: Defines one or multiple VLANs. You can provide up to 10 VLAN lists, by each of which 
you can specify an individual VLAN in the form of vlan-id, or a VLAN range in the form of start-vlan-id to 
end-vlan-id, where the end VLAN ID must be greater than the start VLAN ID. The effective range of a 
VLAN ID is 1 to 4094.  
Description  
Use the fast-leave command to enable fast leave processing globally.  
Use the undo fast-leave command to disable fast leave processing globally.  
By default, fast leave processing is disabled.