User's Manual

Technical Configuration Guide for SNMP v2.0 December 2006
______________________________________________________________________________________________________
NORTEL External Distribution
3
Table of Contents
1. SNMPV3 OVERVIEW.............................................................................................................. 5
2. SNMP UPGRADE CONSIDERATIONS.................................................................................. 6
2.1 H
IDDEN FILE DETAILS......................................................................................................... 6
3. BLOCKING SNMP...................................................................................................................7
3.1 B
LOCKING SNMPV1/2 ONLY............................................................................................... 7
3.2 B
LOCKING SNMP VIA AN ACCESS POLICY – PRIOR TO SOFTWARE RELEASE 3.7.9 OR 4.1 ...... 7
3.3 SNMP
GROUP ACCESS POLICY – RELEASE 3.7.9, 4.1 OR HIGHER ....................................... 9
3.4 N
EW DEFAULT COMMUNITY STRINGS IN HIGH SECURE (HSECURE) MODE........................... 19
4. SNMP SETTINGS.................................................................................................................. 20
5. SNMP WITH RADIUS AUTHENTICATION AND ACCOUNTING........................................22
6. CONFIGURING SNMPV3...................................................................................................... 23
6.1 L
OADING THE DES OR AES ENCRYPTION MODULE............................................................ 23
6.2 A
DDING A NEW SNMPV3 USER TO USM TABLE................................................................23
6.3 A
SSIGN USM USER TO USM GROUP................................................................................ 24
6.4 A
SSIGNING THE USM GROUP ACCESS LEVEL.................................................................... 25
6.5 A
SSIGNING THE MIB VIEW TO THE USM GROUP................................................................ 26
6.6 C
REATING A MIB VIEW ..................................................................................................... 27
7. CONFIGURATION EXAMPLE: CHANGING SNMP COMMUNITIES..................................28
7.1 C
ONFIGURATION EXAMPLE: SNMP COMMUNITIES WITH RELEASE 3.5................................. 28
7.2 C
ONFIGURATION EXAMPLE: CHANGING THE DEFAULT SNMP COMMUNITY NAME WITH
RELEASE 3.7 OR 4.1..................................................................................................................... 29
7.3 C
ONFIGURATION EXAMPLE: ADDING A NEW SNMP COMMUNITY TO AN EXISTING SNMP
GROUP MEMBER..........................................................................................................................29
7.4 T
ESTING SNMP USING DEVICE MANAGER ........................................................................ 32
7.5 C
ONFIGURATION EXAMPLE: CHANGING THE MIB VIEW FOR AN SNMPV1/2 COMMUNITY...... 32
8. CONFIGURATION EXAMPLE USING SNMPV3.................................................................. 34
8.1 T
ESTING SNMPV3 USING DEVICE MANAGER .................................................................... 35
9. SOFTWARE BASELINE: ...................................................................................................... 36
10. REFERENCE DOCUMENTATION:................................................................................... 37
11. APPENDIX A: CONFIGURATION FILES.........................................................................38
11.1 F
ROM CONFIGURATION EXAMPLE 7.5................................................................................ 38
11.2 F
ROM CONFIGURATION EXAMPLE 8................................................................................... 38