White Papers

show ip mroute
View the multicast routing table.
Syntax
show ip mroute [static | group-address [source-address] | count | snooping
[vlan vlan-id] [group-address [source-address]] | summary | vlt [group-
address | count]
Parameters
Static (OPTIONAL) Enter the keyword static to view static multicast routes.
group-address
[source-address]
(OPTIONAL) Enter the multicast group-address to view only routes associated with
that group.
Enter the source-address to view routes with that group-address and source-
address.
count (OPTIONAL) Enter the keyword count to view the number of multicast routes and
packets.
snooping [vlan
vlan-id ] [ group-
address [ source-
address ]]
(OPTIONAL)
Enter the keyword snooping to display information on the multicast routes PIM-
SM snooping discovers.
Enter a VLAN ID to limit the information displayed to the multicast routes PIM-SM
snooping discovers on a specified VLAN. The VLAN ID range is from 1 to 4094.
Enter a multicast group address and, optionally, a source multicast address in
dotted decimal format (A.B.C.D) to limit the information displayed to the multicast
routes PIM-SM snooping discovers for a specified multicast group and source.
summary (OPTIONAL) Enter the keyword summary to view routes in a tabular format.
vlt (OPTIONAL) Enter the keyword vlt to view multicast routes with a spanned
incoming interface. Enter a multicast group address in dotted decimal format
(A.B.C.D) to limit the information displayed to the multicast routes for a specified
multicast group.
count Enter the keyword count to display VLT route and packet data.
Command Modes
● EXEC
● EXEC Privilege
Supported Modes Full–Switch
Command
History
Version Description
9.9(0.0) Introduced on the FN IOM.
9.2(0.0) Introduced on the MXL 10/40GbE Switch IO Module.
Usage
Information
The following describes the show ip mroute command shown in the examples.
Field Description
(S, G) Displays the forwarding entry in the multicast route table.
uptime Displays the amount of time the entry has been in the multicast forwarding table.
Incoming
interface
Displays the reverse path forwarding (RPF) information towards the source for
(S,G) entries and the RP for (*,G) entries.
Outgoing
interface list:
Lists the interfaces that meet one of the following:
● a directly connected member of the Group
● statically configured member of the Group
● received a (*,G) or (S,G) Join message
Virtual Link Trunking (VLT) 1205