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3com S7906E Guide De Référence

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1-9 
View 
VLAN view 
Default Level 
2: System level 
Parameters 
None 
Description  
Use the mld-snooping drop-unknown command to enable dropping unknown IPv6 multicast data in 
the current VLAN.  
Use the undo mld-snooping drop-unknown command to disable dropping unknown IPv6 multicast 
data in the current VLAN.  
By default, this function is disabled, unknown IPv6 multicast data is flooded in the VLAN.  
This command takes effect only if MLD Snooping is enabled in the VLAN.  
Related commands: drop-unknown.  
Examples 
# Enable dropping unknown IPv6 multicast data in VLAN 2.  
<Sysname> system-view 
[Sysname] vlan 2 
[Sysname-vlan2] mld-snooping drop-unknown 
mld-snooping enable 
Syntax 
mld-snooping enable 
undo mld-snooping enable 
View 
VLAN view 
Default Level 
2: System level 
Parameters 
None 
Description  
Use the mld-snooping enable command to enable MLD Snooping in the current VLAN.  
Use the undo mld-snooping enable command to disable MLD Snooping in the current VLAN.  
By default, MLD Snooping is disabled in a VLAN.  
MLD Snooping must be enabled globally before it can be enabled in a VLAN 
Related commands: mld-snooping.