Juniper JUNOS OS 10.4

}
protocols {
oam {
ethernet {
connectivity-fault-management {
traceoptions {
file eoam_cfm.log size 1g files 2 world-readable;
flag all;
}
linktrace {
path-database-size 255;
age 10s;
}
maintenance-domain md6 {
level 6;
maintenance-association ma6 {
continuity-check {
interval 100ms;
hold-interval 1;
}
mep 101 {
interface ge-0/2/5.0;
direction down;
auto-discovery;
}
}
}
}
}
}
}
From Router MX-2, start a one-way delay measurement to Router MX-1.
user@MX-2> monitor ethernet delay-measurement one-way mep 201 maintenance-domain md6
maintenance-association ma6 count 10
One-way ETH-DM request to 00:90:69:0a:43:94, Interface ge-0/2/5.0
1DM Frames sent : 10
--- Delay measurement statistics ---
Packets transmitted: 10
Average delay: NA, Average delay variation: NA
Best case delay: NA, Worst case delay: NA
The counters are displayed as part of the local MEP database on Router MX-2.
user@MX-2> show oam ethernet connectivity-fault-management mep-database
maintenance-domain md6 maintenance-domain ma6
Maintenance domain name: md6, Format: string, Level: 6
Maintenance association name: ma6, Format: string
Continuity-check status: enabled, Interval: 100ms, Loss-threshold: 3 frames
MEP identifier: 101, Direction: down, MAC address: 00:90:69:0a:48:57
Auto-discovery: enabled, Priority: 0
Interface name: ge-0/2/5.0, Interface status: Active, Link status: Up
Defects:
Remote MEP not receiving CCM : no
Erroneous CCM received : no
Cross-connect CCM received : no
RDI sent by some MEP : no
127Copyright © 2012, Juniper Networks, Inc.
Chapter 11: ITU-T Y.1731 Ethernet Frame Delay Measurements