ii
System information levels ····································································································································· 36
System information channels and output destinations ······················································································· 37
Default output rules of system information ·········································································································· 38
System information formats ·································································································································· 39
Information center configuration task list ····················································································································· 41
Outputting system information to the console ············································································································· 42
Outputting system information to the monitor terminal ······························································································ 42
Outputting system information to a log host ··············································································································· 43
Outputting system information to the trap buffer ········································································································ 44
Outputting system information to the log buffer ·········································································································· 45
Outputting system information to the SNMP module ································································································· 46
Outputting system information to the Web interface ·································································································· 46
Saving system information to the log file ····················································································································· 47
Enabling synchronous information output ··················································································································· 48
Disabling an interface from generating link up/down logging information ··························································· 48
Displaying and maintaining information center ········································································································· 49
Information center configuration examples ················································································································· 49
Outputting log information to the console ·········································································································· 49
Outputting log information to a UNIX log host ·································································································· 50
Outputting log information to a Linux log host ··································································································· 52
Configuring SNMP ····················································································································································· 54
Overview ········································································································································································· 54
SNMP framework ·················································································································································· 54
MIB and view-based MIB access control ············································································································ 54
SNMP operations ·················································································································································· 55
SNMP protocol versions ······································································································································· 55
SNMP configuration task list ········································································································································· 55
Configuring SNMP basic parameters ·························································································································· 56
Configuring SNMPv3 basic parameters ············································································································· 56
Configuring SNMPv1 or SNMPv2c basic parameters ······················································································ 57
Switching the NM-specific interface index format ······································································································ 59
Configuration guidelines ······································································································································ 59
Configuration procedure ······································································································································ 60
Configuring SNMP logging ·········································································································································· 60
Configuring SNMP traps ··············································································································································· 60
Enabling SNMP traps ··········································································································································· 61
Configuring the SNMP agent to send traps to a host ······················································································· 61
Displaying and maintaining SNMP ····························································································································· 62
SNMP configuration examples ····································································································································· 63
SNMPv1/SNMPv2c configuration example ······································································································ 63
SNMPv3 configuration example·························································································································· 64
SNMP logging configuration example ··············································································································· 66
Configuring MIB style ················································································································································ 68
Setting the MIB style ······················································································································································· 68
Displaying and maintaining MIB style ························································································································· 68
Configuring RMON ··················································································································································· 69
Overview ········································································································································································· 69
Working mechanism ············································································································································· 69
RMON groups ······················································································································································· 69
Configuring the RMON statistics function ··················································································································· 71
Configuring the RMON Ethernet statistics function ···························································································· 71
Configuring the RMON history statistics function ······························································································ 71
Configuring the RMON alarm function ······················································································································· 72
