Cisco 4500M Command Reference Manual page 353

Chapter2 Cisco IOS Commands for the Catalyst 4500 Series Switches
Other counts:Total/RPF failed/Other drops(OIF-null, rate-limit etc)
Group:224.2.136.89, Source count:1, Group pkt count:29051
Source:132.206.72.28/32, Forwarding:29051/-278/1186/0, Other:85724/8/56665
Switch#
This example shows how to display summary information:
Switch# show ip mroute summary
IP Multicast Routing Table
Flags: D - Dense, S - Sparse, s - SSM Group, C - Connected, L - Local,
Outgoing interface flags: H - Hardware switched
Timers: Uptime/Expires
Interface state: Interface, Next-Hop or VCD, State/Mode
Switch#
Table2-16
Table2-16 show ip mroute Field Descriptions
Field
Flags:
D - Dense
S - Sparse
s - SSM Group
C - Connected
L - Local
P - Pruned
R - Rp-bit set
F - Register flag
T - SPT-bit set
78-16201-01
P - Pruned, R - RP-bit set, F - Register flag, T - SPT-bit set,
J - Join SPT, M - MSDP created entry, X - Proxy Join Timer Running
A - Advertised via MSDP, U - URD, I - Received Source Specific Host
Report
describes the fields shown in the output.
Description
Information about the entry.
Entry is operating in dense mode.
Entry is operating in sparse mode.
Entry is a member of an SSM group.
Member of the multicast group is present on the directly connected
interface.
Switch itself is a member of the multicast group.
Route has been pruned. This information is retained in case a
downstream member wants to join the source.
Status of the (S,G) entry; is the (S,G) entry pointing toward the RP.
The R - Rp-bit set is typically a prune state along the shared tree
for a particular source.
Status of the software; is the software registered for a multicast
source.
Status of the packets; have the packets been received on the
shortest path source tree.
Catalyst4500 Series SwitchCiscoIOS Command Reference—Release 12.2(18)EW
show ip mroute
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