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Examples: Configuring Multilink Interfaces

These examples show only the multilink part of the configuration. To see the T1 configuration options, see the JUNOS Network Interfaces Configuration Guide.

The examples in this section show the following configurations:

Configuring an MLPPP Interface

[edit interfaces]
ml-1/0/0 {
unit 1 {
fragment-threshold 128;
family inet {
address 192.168.5.1/32 {
destination 192.168.200.200;
}
}
}
unit 10 {
family inet {
address 10.1.1.3/32 {
destination 10.1.1.2;
}
}
}
}
t1-5/1/0 {
unit 0 {
family mlppp {
bundle ml-1/0/0.1;
}
}
}
t1-5/1/1 {
unit 0 {
family mlppp {
bundle ml-1/0/0.1;
}
}
}
t1-5/1/2 {
unit 0 {
family mlppp {
bundle ml-1/0/0.1;
}
}
}

Configuring an MLPPP over ATM 2 Interface

[edit interfaces]
at-0/0/0 {
atm-options {
pic-type atm2;
vpi 10;
}
unit 0 {
encapsulation atm-mlppp-llc;
ppp-options {
chap {
access-profile pe-B-ppp-clients;
local-name “pe-A-at-0/0/0”;
}
}
keepalive interval 5 up-count 6 down-count 4;
vci 10.120;
family mlppp {
bundle ls-0/3/0.0;
}
}
}
at-0/0/1 {
atm-options {
pic-type atm2;
vpi 11;
}
unit 1 {
encapsulation atm-mlppp-llc;
ppp-options {
chap {
access-profile pe-B-ppp-clients;
local-name “ pe-A-at-0/0/0”;
}
}
keepalive interval 5 up-count 6 down-count 4;
vci 11.120;
family mlppp {
bundle ls-0/3/0.0;
}
}
}
at-1/2/3 {
atm-options {
pic-type atm2;
vpi 12;
}
unit 2 {
encapsulation atm-mlppp-llc;
ppp-options {
chap {
access-profile pe-B-ppp-clients;
local-name “ pe-A-at-0/0/0”;
}
}
keepalive interval 5 up-count 6 down-count 4;
vci 12.120;
family mlppp {
bundle ls-0/3/0.0;
}
}
}
...
ls-0/3/0 {
encapsulation multilink-ppp;
interleave-fragments;
keepalive;
unit 0 {
mrru 4500;
short-sequence;
fragment-threshold 16320;
drop-timeout 2000;
encapsulation multilink-ppp;
interleave-fragments;
minimum-links 8;
family inet {
address 10.10.0.1/32 {
destination 10.10.0.2;
}
}
family iso;
family inet6 {
address 2001:DB8:0:1/32 {
destination 2001:DB8:0:2;
}
}
}
...
}

Configuring an MLFR FRF.15 Interface

[edit interfaces]
ml-1/0/0 {
unit 1 {
encapsulation multilink-frame-relay-end-to-end;
family inet {
address 192.168.5.2/32 {
destination 192.168.5.3;
}
}
}
unit 10 {
encapsulation multilink-frame-relay-end-to-end;
family inet {
address 10.1.1.3/32 {
destination 10.1.1.2;
}
}
}
}
t1-5/1/0 {
unit 0 {
dlci 16;
encapsulation multilink-frame-relay-end-to-end;
family mlfr-end-to-end {
bundle ml-1/0/0.1;
}
}
}
t1-5/1/1 {
unit 0 {
dlci 17;
encapsulation multilink-frame-relay-end-to-end;
family mlfr-end-to-end {
bundle ml-1/0/0.10;
}
}
}
t1-5/1/2 {
unit 0 {
dlci 26;
encapsulation multilink-frame-relay-end-to-end;
family mlfr-end-to-end {
bundle ml-1/0/0.10;
}
}
}
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