During routine maintenance, you can run the following
commands in any view to check MSDP running status.
Procedure
Run the display msdp[ vpn-instancevpn-instance-name | all-instance ] brief [ state { connect | down | listen | shutdown | up } ] command to check brief information about MSDP peers.
Run the display msdp[ vpn-instancevpn-instance-name | all-instance ] peer-status [ peer-address ] command to check detailed information about MSDP peers.
Run the display msdp[ vpn-instancevpn-instance-name | all-instance ] sa-cache [ group-address | source-address | [ as-number-plain | as-number-dot ] ] * command to check (S,
G) information in the SA cache.
Run the display msdp[ vpn-instancevpn-instance-name | all-instance ] sa-count[ as-number-plain | as-number-dot ] command to check the number of (S,
G) entries in the SA cache.
Run the display
msdp[ vpn-instancevpn-instance-name | all-instance ] control-messagecounters [ peerpeer-address | message-type { source-active | sa-request | sa-response | keepalive | notification | traceroute-request | traceroute-reply | data-packets | unknown-type } ] * command
to check statistics about received, sent, and discarded MSDP packets.
Run the display msdp[ vpn-instancevpn-instance-name | all-instance ] invalid-packet [ peerpeer-address | message-type { keepalive | notification | sa-request | sa-response | source-active } ] * command to check statistics about invalid MSDP
packets received.
Run the display msdp[ vpn-instancevpn-instance-name | all-instance ] rpf-peeroriginal-rporiginal-rp-address command to check information
about all the RPF peers of the specified source RP address, including
RPF peer selection rules and RPF route types.