Juniper Networks J-Series manual CLI Diagnostic Command Summary, Diagnosis and Troubleshooting

J-series™ Services Router Administration Guide

Table 106: CLI Diagnostic Command Summary

Command	Function
Controlling the CLI Environment
set option	Configures the CLI display.
Diagnosis and Troubleshooting
clear	Clears statistics and protocol database information.
mtrace	Traces information about multicast paths from source to receiver.
	For details, see “Tracing Multicast Routes from the CLI” on page 240.
monitor	Performs real-time debugging of various software components, including the
	routing protocols and interfaces.
	For details, see the following sections:
	■ Using the monitor interface Command on page 245
	■ Using the monitor traffic Command on page 246
	■ Displaying Log and Trace Files from the CLI on page 244
ping	Determines the reachability of a remote network host.
	For details, see “Pinging Hosts from the CLI” on page 230.
ping mpls	Determines the reachability of an MPLS endpoint using various options.
	For details, see “MPLS Connection Checking” on page 213.
test	Tests the configuration and application of policy filters and AS path regular
	expressions.
traceroute	Traces the route to a remote network host.
	For details, see “Tracing Unicast Routes from the CLI” on page 237.
Connecting to Other Network Systems
ssh	Opens secure shell connections.
	For details, see “Using the ssh Command” on page 25.
telnet	Opens Telnet sessions to other hosts on the network.
	For details, see “Using the telnet Command” on page 24.
Management
copy	Copies files from one location on the Services Router to another, from the router
	to a remote system, or from a remote system to the router.
restart option	Restarts the various JUNOS software processes, including the routing protocol,
	interface, and SNMP processes.
request	Performs system-level operations, including stopping and rebooting the Services
	Router and loading JUNOS software images.

212■ Diagnostic Tools Overview