mac address-table multicast forward-unregistered vlan
Use this command to enable forwarding unregistered multicast address (in other words,
unknown multicast traffic) on a VLAN.
Format
mac address-table multicast forward-unregistered vlan <1-4093>
Mode
Global Config
mac address-table multicast forward-all vlan
Use this command to enable forwarding of all multicast packets on a VLAN.
Format
mac address-table multicast forward-all vlan <1-4093>
Mode
Global Config
no mac address-table multicast forward-all vlan
Use this command to restore the system default.
Format
no mac address-table multicast forward-all vlan
Mode
Global Config
show igmpsnooping
This command displays IGMP Snooping information. Configured information is displayed
whether or not IGMP Snooping is enabled.
Format
show igmpsnooping [<slot/port> | <vlan id>]
Mode
Privileged EXEC
If you do not use the optional <slot/port> or <vlan id> argument, the command
displays the information that is described in the following table.
Term
Definition
Admin Mode
Indicates whether or not IGMP Snooping is active on the switch.
Multicast Control
The number of multicast control frames that are processed by the CPU.
Frame Count
Interface
The list of interfaces on which IGMP Snooping is enabled.
Enabled for
IGMP Snooping
VLANS Enabled
The list of VLANS on which IGMP Snooping is enabled.
for IGMP
Snooping
M4100 Series ProSAFE Managed Switches
Switching Commands
161