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Contents
High availability overview ··········································································································································· 1
Availability requirements ·················································································································································· 1
Availability evaluation ······················································································································································ 1
High availability technologies ········································································································································· 2
Fault detection technologies ···································································································································· 2
Protection switchover technologies ························································································································· 3
Configuring active and standby switchover ··············································································································· 5
Active and standby switchover overview ······················································································································· 5
Configuration restrictions and guidelines ······················································································································· 5
Active and standby switchover configuration task list ·································································································· 5
Ignoring version check of the standby MPU··················································································································· 6
Restarting the standby MPU ············································································································································· 6
Manually configuring active and standby switchover··································································································· 6
Displaying and maintaining active and standby switchover ························································································ 7
Configuring Ethernet OAM ········································································································································· 8
Ethernet OAM overview ··················································································································································· 8
Background ······························································································································································· 8
Major functions of Ethernet OAM ·························································································································· 8
Ethernet OAMPDUs ·················································································································································· 8
How Ethernet OAM works ······································································································································ 9
Standards and protocols ······································································································································ 12
Ethernet OAM configuration task list ··························································································································· 12
Configuring basic Ethernet OAM functions ················································································································· 12
Configuring the Ethernet OAM connection detection timers ····················································································· 13
Configuring link monitoring ·········································································································································· 14
Configuring errored frame event detection ········································································································ 14
Configuring errored frame period event detection ···························································································· 14
Configuring errored frame seconds event detection ························································································· 14
Enabling OAM remote loopback ································································································································· 15
Enabling Ethernet OAM remote loopback ········································································································· 15
Rejecting the Ethernet OAM remote loopback request from a remote port ···················································· 16
Displaying and maintaining Ethernet OAM configuration ························································································ 16
Ethernet OAM configuration example ························································································································· 17
Configuring CFD ························································································································································ 19
Overview ········································································································································································· 19
Basic concepts in CFD ·········································································································································· 19
CFD functions ························································································································································· 21
Protocols and standards ······································································································································· 22
CFD configuration task list ············································································································································ 22
Configuring basic CFD settings ···································································································································· 23
Enabling CFD ························································································································································· 23
Configuring the CFD protocol version ················································································································· 23
Configuring service instances ······························································································································ 24
Configuring MEPs ·················································································································································· 25
Configuring MIP generation rules ························································································································ 25
Configuring CFD functions ············································································································································ 26
Configuration prerequisites ·································································································································· 26
