console#debug ipv6 pimsm packet
Use the debug isdp command to trace ISDP packet reception and
transmission. The receive option traces only received ISDP packets and the
transmit option traces only transmitted ISDP packets. When neither keyword
is used in the command, then all ISDP packet traces are dumped. Vital
information such as source address, destination address, control packet type,
packet length, and the interface on which the packet is received or
transmitted is displayed on the console. Use the "no" form of this command
to disable ISDP tracing.
debug isdp packet [ receive | transmit ]
no debug isdp packet [ receive | transmit ]
Display of ISDP traces is disabled by default.
Privileged EXEC mode.
There are no usage guidelines for this command.
console#debug isdp packet
Use the debug lacp command to enable tracing of LACP packets received and
transmitted by the switch. Use the "no" form of this command to disable
tracing of LACP packets.
Serviceability Tracing Packet Commands