iii
RMON configuration·················································································································································74
RMON overview ···························································································································································· 74
Introduction ···························································································································································· 74
Working mechanism············································································································································· 74
RMON groups ······················································································································································· 74
Configuring the RMON statistics function ··················································································································· 76
Configuring the RMON Ethernet statistics function···························································································· 77
Configuring the RMON history statistics function ······························································································ 77
Configuring the RMON alarm function ······················································································································· 77
Configuration prerequisites ·································································································································· 77
Configuration procedure ······································································································································ 78
Displaying and maintaining RMON ···························································································································· 78
Ethernet statistics group configuration example·········································································································· 79
History group configuration example ·························································································································· 80
Alarm group configuration example···························································································································· 82
Port mirroring configuration ······································································································································84
Introduction to port mirroring········································································································································ 84
Terminologies of port mirroring ··························································································································· 84
Port mirroring classification and implementation······························································································· 85
Configuring local port mirroring ·································································································································· 87
Local port mirroring configuration task list ········································································································· 87
Creating a local mirroring group ························································································································ 88
Configuring source ports for the local mirroring group ···················································································· 88
Configuring source CPUs for the local mirroring group···················································································· 89
Configuring the monitor port for the local mirroring group·············································································· 89
Using the remote probe VLAN to enable local mirroring to support multiple monitor ports························· 90
Configuring Layer 2 remote port mirroring ················································································································· 91
Layer 2 remote port mirroring configuration task list ························································································ 91
Configuring a remote source group (on the source device) ············································································· 92
Configuring a remote destination group (on the destination device) ······························································ 95
Configuring Layer 3 remote port mirroring ················································································································· 97
Layer 3 remote port mirroring configuration task list ························································································ 97
Configuration prerequisites ·································································································································· 97
Configuring local mirroring groups····················································································································· 97
Configuring source ports for a local mirroring group ······················································································· 98
Configuring source CPUs for a local mirroring group ······················································································ 98
Configuring the monitor port for a local mirroring group················································································· 99
Displaying and maintaining port mirroring················································································································· 99
Port mirroring configuration examples·······················································································································100
Local port mirroring configuration example ·····································································································100
Local port mirroring with multiple monitor ports configuration example·······················································101
Layer 2 remote port mirroring configuration example ····················································································102
Layer 3 remote port mirroring configuration example ····················································································104
Traffic mirroring configuration ······························································································································· 107
Introduction to traffic mirroring···································································································································107
Traffic mirroring configuration task list ······················································································································107
Configuring traffic mirroring·······································································································································107
Configuring match criteria ·································································································································107
Configuring traffic mirroring of different types ································································································108
Configuring a QoS policy ··································································································································109
Applying a QoS policy·······································································································································109
Configuring remote traffic mirroring ·················································································································110
Displaying and maintaining traffic mirroring············································································································111
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