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Home Documentation Junos OS Junos CLI Reference CLI Reference T

Junos CLI Reference

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Junos CLI Reference
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traceroute monitor

date_range 08-Oct-24
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Syntax

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traceroute monitor host
<count value>
<inet | inet 6>
<interval seconds>
<no resolve>
<size value>
<source source-address>
<summary>

Description

Display live monitoring of each hop in the route that packets take to a specified network host. Use as a debugging tool to locate points of failure in a network.

Note:

This command utilizes the global routing table. It does not support individual routing-instances.

Required Privilege Level

network

Options

host

IP address or name of remote host.

count value

Number of ping requests, in packets, to send in summary mode. The default value is 10.

inet | inet 6

(Optional) Trace the route belonging to IPv4 or IPv6.

interval seconds

(Optional) Number of seconds to wait before sending ping requests. The default value is 1.

no resolve

(Optional) Do not attempt to display addresses symbolically.

size value

(Optional) Receive the specified number of bytes for each packet. The ragne is 0 - 65468 bytes. The default value is 64.

source source-address

(Optional) Source address of the outgoing ping packets.

summary

(Optional) Generate and display a summary of live monitoring of each hop on the route that packets take to a specified network host.

Output Fields

Table 1 lists the output fields for the traceroute monitor command.

Table 1: traceroute monitor Output Fields

Field Name

Field Description

Host

Hostname or IP address of the router at each hop.

Loss%

Percent of packet loss. The number of ping responses divided by the number of ping requests, specified as a percentage.

Snt

Number of ping requests sent to the router at this hop.

Last

Most recent round-trip time, in milliseconds, to the router at this hop.

Avg

Average round-trip time, in milliseconds, to the router at this hop.

Best

Shortest round-trip time, in milliseconds, to the router at this hop.

Wrst

Longest round-trip time, in milliseconds, to the router at this hop.

StDev

Standard deviation of round-trip times, in milliseconds, to the router at this hop.

Sample Output

traceroute monitor

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user@host> traceroute monitor 192.168.1.10
                   Loss   Snt  Last  Avg   Best   Wrst  StDev
Host
1. 192.168.1.52    0.0%   17   0.7   1.0   0.6    5.4   1.2
2. example.net     0.0%   17   0.6   1.0   0.6    6.6   1.4
3. example2.net    0.0%   17   0.6   0.6   0.6    0.6   0.0

Release Information

Command introduced in Junos OS Release 8.0.

Command introduced in Junos OS Release 11.1 for the QFX Series.

Command introduced in Junos OS Release 14.1X53-D20 for the OCX Series.

Related Documentation

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