User manual

Table of Contents
ii
Chapter 5. Loop Back Testing
5.1 General.................................................................................................................................... 43
5.2 Loop Back Modes................................................................................................................... 43
5.2.1 Optical Loop Back............................................................................................................ 43
5.2.2 E1/T1/Datacom 4-Channel Port Card Loop Back............................................................ 44
5.2.3 Datacom (RS-530, V.35, X.21, RS-449, RS-232) 4-Channel Port Card Loop Back.......45
5.2.4 Datacom (RS-530, V.35, X.21, RS-449, RS-232) 4-Channel Port Card Timing............. 46
Chapter 6. SNMP Operation
6.1 General.................................................................................................................................... 47
6.2 SNMP Operations.................................................................................................................... 47
6.3 The Management Information Base ........................................................................................ 48
6.4 MIB Structure.......................................................................................................................... 48
6.5 SNMP Communities................................................................................................................ 49
6.6 Configuring the SNMP Agent ................................................................................................. 49
6.7 Configure the SNMP Manager................................................................................................ 52
6.8 Save and Restart SNMP........................................................................................................... 52
6.9 SNMP Upgrade via TFTP ....................................................................................................... 53
6.10 SNMP Object Details ........................................................................................................... 53
6.11 SNMP Trap Messages ........................................................................................................... 58