HP Comware 5 Debug Manual Vol 3

Usage guidelines
Ta b l e 13 describes output fields and messages for the debugging mtracert event command.
Table 73 Output from the debugging mtracert event command
Field
Description
task send buffer Buffer for sending task.
Maxhops Maximum number of hops.
Rttl TTL value of the multicast traceroute packet header.
Multicast-enabled Enable IP multicast routing.
Responder Address of the responder.
Ip_chPr Protocol field in the IP packet header.
Appointed response Response address designated by the trace command.
Ta b l e 13 describes output fields and messages for the debugging mtracert packet command.
Table 74 Output from the debugging mtracert packet command
Field
Description
Error hops
Incorrect hop count (the number of hops in the IGMP
message header)
Response block number Number of response blocks.
Examples
The output in the following examples was created when you use the mtracert command to trace the
multicast packet path on an IP multicast routing enabled device:
# Enable debugging for multicast traceroute events.
<Sysname> debugging mtracert event
*Jan 31 17:40:01:522 2007 Sysname MTRACE/7/event: Can't locate upstream neighbor for
(10.10.10.8, 225.2.1.1) in multicast routing table (FWD Code: NO_ROUTE) (M07520)
// The multicast traceroute was unable to locate the upstream neighbor for (10 .10 .10 . 8 , 22 5 . 2.1.1) .
# Enable debugging for multicast traceroute packets.
<Sysname> debugging mtracert packet
*Jan 31 17:36:06:221 2007 Sysname MTRACE/7/packet: Receive mtrace response packet from
7.7.7.2 (M12480)
// The multicast traceroute received a response packet from 7.7.7.2.
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