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Example: Configuring an NxT1 Bundle Using MLPPP

[edit chassis]
fpc 1 {
pic 3 {
adaptive-services {
service-package layer-2;
}
}
}
[edit interfaces]
t1-0/0/0 {
encapsulation ppp;
unit 0 {
family mlppp {
bundle lsq-1/3/0.1; # This adds t1-0/0/0 to the specified bundle.
}
}
}
t1-0/0/1 {
encapsulation ppp;
unit 0 {
family mlppp {
bundle lsq-1/3/0.1;
}
}
}
lsq-1/3/0 {
unit 1 { # This is the virtual link that concatenates multiple T1s.
encapsulation multilink-ppp;
drop-timeout 1000;
fragment-threshold 128;
link-layer-overhead 0.5;
minimum-links 2;
mrru 4500;
short-sequence;
family inet {
address 10.2.3.4/24;
}
}
[edit interfaces]
lsq-1/3/0 {
per-unit-scheduler;
}
[edit class-of-service]
interfaces {
lsq-1/3/0 { # multilink PPP constituent link
unit 0 {
scheduler-map sched-map1;
}
}
t1-0/0/0 { # multilink PPP constituent link
unit 0 {
scheduler-map sched-map1;
}
t1-0/0/1 { # multilink PPP constituent link
unit 0 {
scheduler-map sched-map1;
}
forwarding-classes {
queue 0 be;
queue 1 ef;
queue 2 af;
queue 3 nc;
}
scheduler-maps {
sched-map1 {
forwarding-class af scheduler af-scheduler;
forwarding-class be scheduler be-scheduler;
forwarding-class ef scheduler ef-scheduler;
forwarding-class nc scheduler nc-scheduler;
}
}
schedulers {
af-scheduler {
transmit-rate percent 30;
buffer-size percent 30;
priority low;
}
be-scheduler {
transmit-rate percent 25;
buffer-size percent 25;
priority low;
}
ef-scheduler {
transmit-rate percent 40;
buffer-size percent 40;
priority strict-high; # voice queue
}
nc-scheduler {
transmit-rate percent 5;
buffer-size percent 5;
priority high;
}
}
fragmentation-maps {
fragmap-1 {
forwarding-class be {
fragment-threshold 180;
}
forwarding-class ef {
fragment-threshold 100;
}
}
}
[edit interfaces]
lsq-1/3/0 {
unit 0 {
fragmentation-map fragmap-1;
}
}

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