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Monitoring the RP Router that a Multicast Group Uses for IPv4
Purpose
Show which RP router that a multicast group is using.
Action
To show which RP router that a multicast group is using:
host1:2#show ip pim rp-hash 232.1.1.1 Group(s) 224.0.0.0/4 RP 122.0.0.1, priority 0, via AutoRP, expiryTime 128
host1:2#show ip pim rp-hash 226.0.0.1 Group(s) 226.0.0.0/24 RP 101.0.0.1, priority 192, via BSR, expires in 145 seconds *RP 145.0.0.3, priority 192, via BSR, expires in 145 seconds
Meaning
Table 37 lists the show ip pim rp-hash command output fields.
Table 37: show ip pim rp-hash Output Fields
Field Name | Field Description |
|---|---|
Group(s) | Multicast group or groups |
RP | RP router for the multicast group |
priority | Priority of the router |
via | Method by which the RP router was assigned: AutoRP, Static RP, or BSR |
expiryTime | Time in seconds at which the RP mapping becomes invalid, unless it is renewed by the mapping agent |
