4-9
<Sysname> msdp-tracert 10.10.1.1 225.2.2.2 20.20.20.20 max-hops 10 sa-info peer-info
MSDP tracert: press CTRL_C to break
D-bit: set if have this (S,G) in cache but with a different RP
RP-bit: set if this router is an RP
NC-bit: set if this router is not caching SA's
C-bit: set if this (S,G,RP) tuple is in the cache
MSDP trace route path information:
Router Address: 20.20.1.1
Fixed-length response info:
Peer Uptime: 10 minutes, Cache Entry Uptime: 30 minutes
D-bit: 0, RP-bit: 1, NC-bit: 0, C-bit: 1
Return Code: Reached-max-hops
Next Hop info:
Next-Hop Router Address: 0.0.0.0
SA info:
Count of SA messages received for this (S,G,RP): 0
Count of encapsulated data packets received for this (S,G,RP):0
SA cache entry uptime: 00:30:00 , SA cache entry expiry time: 00:03:32
Peering info:
Peering Uptime: 10 minutes, Count of Peering Resets: 3
Table 4-5 msdp-tracert command output description
Field Description
Router Address
The address used by the local switch to establish a
peering session with the Peer-RPF neighbor
Peer Uptime
The time of the peering session between the local switch
and a Peer-RPF neighbor, in minutes. The maximum
value is 255.
Cache Entry Uptime
Up time of the (S, G, RP) entry in SA cache of the local
switch, in minutes. The maximum value is 255.
D-bit: 1
An (S, G, RP) entry exists in the SA cache of the local
switch, but the RP is different from the RP specified in the
request message.
RP-bit: 1
The local switch is an RP, but it may be another RP than
the source RP in the (S, G, RP) entry.
NC-bit: 0 SA cache is enabled on the local switch.
C-bit: 1 An (S, G, RP) entry exists in SA cache of the local switch.
Return Code: Reached-max-hops
Maximum number of hops is reached. Another possible
value is:
Hit-src-RP: The switch of this hop is the source RP in the
(S, G, RP) entry.
Next-Hop Router Address: 0.0.0.0
If you use the next-hop-info keyword, the address of
Peer-RPF neighbor is displayed.
Count of SA messages received for this
(S,G,RP)
The number of SA messages received to trace the (S, G,
RP) entry.
Count of encapsulated data packets
received for this (S,G,RP)
The number of packets received to trace the (S, G, RP)
entry.
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