Technical Documentation



oam { ethernet {connectivity-fault-management {action-profile profile-name {default-actions {interface-down;}}linktrace {age (30m | 10m | 1m | 30s | 10s);path-database-size path-database-size;}maintenance-domain domain-name {level number;mip-half-function (none | default |explicit);name-format (character-string | none | dns | mac+2oct);maintenance-association ma-name {continuity-check {hold-interval minutes;interval (10m | 10s | 1m | 1s| 100ms);loss-threshold number;}mep mep-id {auto-discovery;direction down;interface interface-name;remote-mep mep-id {action-profile profile-name;}}}}} link-fault-management { action-profile profile-name; action { syslog; link-down;} event { link-adjacency-loss; link-event-rate; frame-error count; frame-period count; frame-period-summary count; symbol-period count;} interface interface-name { link-discovery (active | passive); pdu-interval interval; event-thresholds threshold-value; remote-loopback; event-thresholds { frame-error count; frame-period count; frame-period-summary count; symbol-period count;}} negotiation-options { allow-remote-loopback; no-allow-link-events; }}}

Hierarchy Level

[edit protocols]

Release Information

Statement introduced in JUNOS Release 9.4 for EX Series switches.

connectivity-fault-management introduced in JUNOS Release 10.2 for EX Series switches.


Provide IEEE 802.3ah Operation, Administration, and Maintenance (OAM) link fault management (LFM) support for Ethernet interfaces on EX Series switches or configure connectivity fault management (CFM) for IEEE 802.1ag Operation, Administration, and Management (OAM) support on the switches.

The remaining statements are explained separately.

Required Privilege Level

interface—To view this statement in the configuration.
interface-control—To add this statement to the configuration.

Published: 2010-04-21