Using The Mtrace From-Source Command; Using The Mtrace Monitor Command - Juniper J-Series Administration Manual

the Services Router. The
trace operations.
This section contains the following topics. For more information about
commands, see the JUNOS System Basics and Services Command Reference.

Using the mtrace from-source Command

To display information about a multicast path from a source to the Services Router,
enter the
241 describes the
user@host> mtrace from-source source host <extra-hops number> <group address>
<interval seconds> <max-hops number> <max-queries number> <response host>
<routing-instance routing-instance-name> <ttl number> <wait-time seconds> <loop>
<multicast-response | unicast-response> <no-resolve> <no-router-alert> <brief |
detail>
Table 124: CLI mtrace from-source Command Options
Option
source host
extra-hops number
group address
interval seconds
max-hops number
max-queries number
response host
routing-instance
routing-instance-name
ttl number
wait-time seconds
loop
mtrace monitor
Using the mtrace from-source Command on page 241
Using the mtrace monitor Command on page 243
mtrace from-source
mtrace from-source
Description
Traces the path to the specified hostname or IP address.
(Optional) Sets the number of extra hops to trace past nonresponsive routers. Specify
a value from 0 through 255 .
(Optional) Traces the path for the specified group address. The default value is
(Optional) Sets the interval between statistics gathering. The default value is
(Optional) Sets the maximum number of hops to trace toward the source. Specify a
value from through . The default value is
0 255
(Optional) Sets the maximum number of query attempts for any hop. Specify a value
from 1 through 32 . The default value is
(Optional) Sends the response packets to the specified hostname or IP address. By
default, the response packets are sent to the Services Router.
(Optional) Traces the routing instance you specify.
(Optional) Sets the time-to-live (TTL) value in the IP header of the query packets. Specify
a hop count from through
0 255
multicast group is . Otherwise, the default value is
1
(Optional) Sets the time to wait for a response packet. The default value is
(Optional) Loops indefinitely, displaying rate and loss statistics. To quit the
command, press Ctrl-C.
Chapter 12: Using Services Router Diagnostic Tools
command monitors and displays multicast
command with the following syntax. Table 124 on page
command options.
.
32
3 .
. The default value for local queries to the
.
127
Using CLI Diagnostic Commands
mtrace
0.0.0.0 .
.
10
all routers
seconds.
3
mtrace
241