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Command Line Interface
4-294
4
Command Mode
Privileged Exec
Command Usage
This command displays information for multicast routing. If no optional
parameters are selected, detailed information for each entry in the multicast
address table is displayed. If you select a multicast group and source pair,
detailed information is displayed only for the specified entry. If the summary
option is selected, an abbreviated list of information for each entry is displayed
on a single line.
Example
This example shows detailed multicast information for a specified group/source pair
Console#show ip mroute 224.0.255.3 192.111.46.8
IP Multicast Forwarding is enabled.
IP Multicast Routing Table
Flags: P - Prune, F - Forwarding
(192.111.46.0, 255.255.255.0, 224.0.255.3)
Owner: DVMPR
Upstream Interface: vlan1
Upstream Router: 148.122.34.9
Downstream: vlan2(P), vlan3(F)
Console#
Table 4-101 show ip mroute - display description
Field Description
Source and netmask Subnetwork containing the IP multicast source.
Group address IP multicast group address for a requested service.
Owner The associated multicast protocol (i.e., DVMRP or PIM-DM).
Upstream Interface Interface leading to the upstream neighbor.
Upstream Router IP address of the multicast router immediately upstream for this group.
Downstream interface
and flags
The interface(s) on which multicast subscribers have been recorded. The flags
associated with each interface indicate prune (P) if the downstream interface has
been recently terminated or forwarding (F) if the interface is still active.