LINK OAM ( LFM ) 802.3ah

EOAM features:

The features of link-fault management are:

• Discovery
• Link monitoring
• Remote fault detection
• Remote loopback

Ref: https://www.juniper.net/documentation/en_US/junos/topics/concept/interfaces-ieee-802-3ah-oam-link-fault-management-overview.html

EOAM PDU wireshark capture:



http://www.ieee802.org/3/efm/public/jul03/oam/efm_oam_tutorial_2003_07_23.pdf