Table of Contents

Understanding SNMP Implementation in Junos OS

Configuring SNMP on Devices Running Junos OS

Configuring Basic Settings for SNMP Version 1 and 2

Configuring Basic Settings for SNMPv3

Configuring System Name, Location, Description, and Contact Information

Monitoring SNMP Activity and Tracking Problems That Affect SNMP Performance on a Device Running Junos OS

Checking for MIB Objects Registered with SNMPD

Tracking SNMP Activity

Monitoring SNMP Statistics

Checking CPU Utilization

Checking Kernel and Packet Forwarding Engine Response

Optimizing the Network Management System Configuration for the Best Results

Change the Polling Method from Column-by-Column to Row-by-Row

Reduce the Number of Variable Bindings per PDU

Increase Timeout Values in Polling and Discovery Intervals

Reduce Incoming Packet Rate at snmpd

Configuring Options on Managed Devices for Better SNMP Response Time

Enable the stats-cache-lifetime Option

Filter Out Duplicate SNMP Requests

Exclude Interfaces That are Slow in Response from SNMP Queries

Managing Traps and Informs

Generating Traps Based on SysLog Events

Filtering Traps Based on the Trap Category

Filtering Traps Based on the Object Identifier

Using the Enterprise-Specific Utility MIB to Enhance SNMP Coverage