Mtrace; Table 340: Mtrace Output Fields - Juniper JUNOS OS 10.4 - FOR EX REV 1 Manual

mtrace

Syntax
Release Information
Description
Options
Additional Information
Required Privilege
Level
List of Sample Output
Output Fields
Copyright © 2010, Juniper Networks, Inc.
mtrace source
<routing-instance routing-instance-name>
Command introduced before Junos OS Release 7.4.
Command introduced in Junos OS Release 9.0 for EX Series switches.
Display trace information about an IP multicast path.
source —Source hostname or address.
routing-instance routing-instance-name
The command for multicast traffic is similar to the
mtrace
unicast traffic. Unlike
traceroute
the source.
view
mtrace source on page 2658
Table 340 on page 2657 describes the output fields for the
are listed in the approximate order in which they appear.

Table 340: mtrace Output Fields

Field Name
Mtrace from
to
via group
Querying full reverse path
number-of-hops
router-name
address
protocol
Round trip time
total ttl of
Chapter 86: Operational Commands for IGMP Snooping and Multicast
—(Optional) Trace a particular routing instance.
, traces traffic backwards, from the receiver to
mtrace
Field Description
IP address of the receiver.
IP address of the source.
IP address of the multicast group (if any).
Indicates the full reverse path query has begun.
Number of hops from the source to the named router or switch.
Name of the router or switch for this hop.
Address of the router or switch for this hop.
Protocol used (for example, PIM).
Average round-trip time, in milliseconds (ms).
Time-to-live (TTL) threshold.
command used for
traceroute
mtrace command. Output fields
2657