396 Configuring Switching Information
Bridge Multicast Forward
Use the Bridge Multicast Forward page to enable attaching ports or LAGs to a switch that is attached to
a neighboring Multicast switch. Once IGMP Snooping is enabled, multicast packets are forwarded to the
appropriate port or VLAN.
To display the Bridge Multicast Forward page, click Switching
→
Multicast Support
→
Bridge Multicast
Forward in the tree view.
Figure 7-76. Bridge Multicast Forward
The Bridge Multicast Forward page contains the following field and two editable tables:
•
VLAN ID
— Selects the VLAN to be affected.
•
Forwarding Mode
— Specifies the multicast forwarding mode for the selected VLAN. Possible values
are:
–
Forward Unregistered
— Permits the forwarding of IPv4 multicast packets with a destination
address that does not match any of the groups announced in earlier IGMP Membership Reports.
–
Forward All
— Permits registered and unregistered multicast packets to forward.
–
Filter Unregistered
— Prohibits the forwarding of IPv4 multicast packets with a destination
address that does not match any of the groups announced in earlier IGMP Membership Reports.
Table 7-40. Bridge Multicast Groups Commands
CLI Command Description
bridge multicast address Register MAClayer Multicast addresses to the bridge table and adds
ports to the group statically.
bridge multicast forbidden address Forbids adding a specific Multicast address to specific ports.
show bridge multicast address-table Displays Multicast MAC address table information.
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