Mtrace From-Source - Juniper JUNOS OS 10.3 - SOFTWARE Manual

Complete Software Guide for Junos

mtrace from-source

Syntax
Release Information
Description
Options
2440
®
OS for EX Series Ethernet Switches, Release 10.3
mtrace from-source source source
<brief | detail>
<extra-hops extra-hops>
<group group>
<interval interval>
<loop>
<max-hops max-hops>
<max-queries max-queries>
<multicast-response | unicast-response>
<no-resolve>
<no-router-alert>
<response response>
<routing-instance routing-instance-name>
<ttl ttl>
<wait-time wait-time>
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 from a source to this router or switch.
If you specify a group address with this command, the Junos OS returns additional
information, such as packet rates and losses.
—(Optional) Display the specified level of output.
brief | detail
extra-hops extra-hops —(Optional) Number of hops to take after reaching a nonresponsive
router. You can specify a number between
group group —(Optional) Group address for which to trace the path. The default group
address is .
0.0.0.0
—(Optional) Number of seconds to wait before gathering statistics again.
interval interval
The default value is 10
—(Optional) Loop indefinitely, displaying rate and loss statistics.
loop
max-hops max-hops —(Optional) Maximum hops to trace toward source. The range of
values is through
0 255
max-queries max-queries —(Optional) Maximum number of query attempts for any hop.
The range of values is
—(Optional) Always request the response using multicast.
multicast-response
—(Optional) Do not attempt to display addresses symbolically.
no-resolve
—(Optional) Do not use the router-alert IP option.
no-router-alert
—(Optional) Send trace response to a host or multicast address.
response response
routing-instance routing-instance-name
and
0
seconds.
. The default value is hops.
32
through . The default is
1 32
—(Optional) Trace a particular routing instance.
.
255
.
3
Copyright © 2010, Juniper Networks, Inc.