Juniper JUNOS OS 10.4 Manual page 161

Copyright © 2012, Juniper Networks, Inc.
To configure LFM on an aggregated Ethernet interface between two routers:
Configure LFM on Router 1 for AE0:
1.
[edit]
chassis {
aggregated-devices {
ethernet {
device-count 1;
}
}
}
interfaces ge-1/0/1 {
gigether-options {
802.3ad ae0;
}
}
interfaces ge-2/0/0 {
gigether-options {
802.3ad ae0;
}
}
interfaces ae0 {
unit 0 {
family inet {
address 11.11.11.2/24;
}
}
}
protocols {
oam {
ethernet {
link-fault-management {
interface ae0;
}
}
}
}
Configure LFM on Router 2 for AE0:
2.
[edit]
chassis {
aggregated-devices {
ethernet {
device-count 1;
}
}
}
interfaces ge-1/0/0 {
gigether-options {
802.3ad ae0;
}
}
interfaces ge-5/0/0 {
gigether-options {
Chapter 12: IEEE 802.3ah OAM Link-Fault Management
141