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xStack DGS-3400 Series Layer 2 Gigabit Managed Switch CLI Manual
DGS-3400:4#config router_ports_forbidden default add 2-10
Command: config router_ports_forbidden default add 2-10
Success.
DGS-3400:4#
enable igmp_snooping
Purpose
Used to enable IGMP snooping on the Switch.
Syntax
enable igmp_snooping {forward_mcrouter_only}
This command allows you to enable IGMP snooping on the Switch. If
forward_mcrouter_only
is specified, the Switch will only forward all
multicast traffic to the multicast router, only. Otherwise, the Switch
forwards all multicast traffic to any IP router.
Parameters
forward_mcrouter_only
−
Specifies that the Switch should only
forward all multicast traffic to a multicast-enabled router. Otherwise,
the Switch will forward all multicast traffic to any IP router.
Restrictions Only
administrator-level users can issue this command.
Description
Example usage:
To enable IGMP snooping on the Switch:
DGS-3400:4#enable igmp_snooping
Command: enable igmp_snooping
Success.
DGS-3400:4#
disable igmp_snooping
Purpose
Used to enable IGMP snooping on the Switch.
Syntax
disable igmp_snooping {forward_mcrouter_only}
Description
This command disables IGMP snooping on the Switch. IGMP
snooping can be disabled only if IP multicast routing is not being
used. Disabling IGMP snooping allows all IGMP and IP multicast
traffic to flood within a given IP interface.
Parameters
forward_mcrouter_only
– Adding this parameter to this command will
disable forwarding all multicast traffic to a multicast-enabled routers.
The Switch will then forward all multicast traffic to any IP router.
Entering this command without the parameter will disable igmp
snooping on the Switch.
Restrictions Only
administrator-level users can issue this command.
Example usage:
To disable IGMP snooping on the Switch:
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