Chapter 7 Monitoring The Router And Routing Operations; Monitoring Terms; Monitoring Overview - Juniper J-Series Administration Manual

Chapter 7
Monitoring the Router and Routing
Operations

Monitoring Terms

Table 46: J-series Monitoring Terms
Term
autonomous system (AS)
Internet Control Message
Protocol (ICMP)
routing table

Monitoring Overview

J-series Services Routers support a suite of J-Web tools and CLI operational mode
commands for monitoring system health and performance. Monitoring tools and
commands display the current state of the router.
This chapter contains the following topics. For complete descriptions of CLI operational
mode commands, see the JUNOS System Basics and Services Command Reference, the
JUNOS Interfaces Command Reference, and the JUNOS Routing Protocols and Policies
Command Reference.
Monitoring Terms on page 101
Monitoring Overview on page 101
Before You Begin on page 106
Using the Monitoring Tools on page 107
Before monitoring J-series Services Routers, become familiar with the terms defined
in Table 46 on page 101.
Definition
Network of nodes that route packets based on a shared map of the network topology stored in
their local databases.
TCP/IP protocol used to send error and information messages.
Database of routes learned from one or more protocols.
Use the J-Web Monitor and Manage options to monitor a Services Router. J-Web
results are displayed in the browser.
101
Monitoring Terms