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Example: ldp php

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r1

hostname r1
vrf def v1
 rd 1:1
 label-mode per-prefix
 exit
access-list test4
 deny 1 any all any all
 permit all any all any all
 exit
access-list test6
 deny 58 4321:: ffff:: all 4321:: ffff:: all
 permit all any all any all
 exit
int lo0
 vrf for v1
 ipv4 addr 2.2.2.1 255.255.255.255
 ipv6 addr 4321::1 ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff
 exit
int eth1
 vrf for v1
 ipv4 addr 1.1.1.1 255.255.255.0
 ipv6 addr 1234:1::1 ffff:ffff::
 ipv4 access-group-in test4
 ipv6 access-group-in test6
 no ipv4 unreachables
 no ipv6 unreachables
 mpls enable
 mpls ldp4
 mpls ldp6
 mpls label4pop
 mpls label6pop
 exit
ipv4 route v1 2.2.2.2 255.255.255.255 1.1.1.2
ipv4 route v1 2.2.2.3 255.255.255.255 1.1.1.2
ipv6 route v1 4321::2 ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff 1234:1::2
ipv6 route v1 4321::3 ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff 1234:1::2
int pweth1
 vrf for v1
 ipv4 addr 3.3.3.1 255.255.255.0
 pseudo v1 lo0 pweompls 2.2.2.3 1234
 exit
int pweth2
 vrf for v1
 ipv4 addr 3.3.4.1 255.255.255.0
 pseudo v1 lo0 pweompls 4321::3 1234
 exit

r2

hostname r2
vrf def v1
 rd 1:1
 label-mode per-prefix
 exit
access-list test4
 deny 1 any all any all
 permit all any all any all
 exit
access-list test6
 deny 58 4321:: ffff:: all 4321:: ffff:: all
 permit all any all any all
 exit
int lo0
 vrf for v1
 ipv4 addr 2.2.2.2 255.255.255.255
 ipv6 addr 4321::2 ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff
 exit
int eth1
 vrf for v1
 ipv4 addr 1.1.1.2 255.255.255.0
 ipv6 addr 1234:1::2 ffff:ffff::
 ipv4 access-group-in test4
 ipv6 access-group-in test6
 no ipv4 unreachables
 no ipv6 unreachables
 mpls enable
 mpls ldp4
 mpls ldp6
 mpls label4pop
 mpls label6pop
 exit
int eth2
 vrf for v1
 ipv4 addr 1.1.2.2 255.255.255.0
 ipv6 addr 1234:2::2 ffff:ffff::
 ipv4 access-group-in test4
 ipv6 access-group-in test6
 no ipv4 unreachables
 no ipv6 unreachables
 mpls enable
 mpls ldp4
 mpls ldp6
 mpls label4pop
 mpls label6pop
 exit
ipv4 route v1 2.2.2.1 255.255.255.255 1.1.1.1
ipv4 route v1 2.2.2.3 255.255.255.255 1.1.2.3
ipv6 route v1 4321::1 ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff 1234:1::1
ipv6 route v1 4321::3 ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff 1234:2::3

r3

hostname r3
vrf def v1
 rd 1:1
 label-mode per-prefix
 exit
access-list test4
 deny 1 any all any all
 permit all any all any all
 exit
access-list test6
 deny 58 4321:: ffff:: all 4321:: ffff:: all
 permit all any all any all
 exit
int lo0
 vrf for v1
 ipv4 addr 2.2.2.3 255.255.255.255
 ipv6 addr 4321::3 ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff
 exit
int eth1
 vrf for v1
 ipv4 addr 1.1.2.3 255.255.255.0
 ipv6 addr 1234:2::3 ffff:ffff::
 ipv4 access-group-in test4
 ipv6 access-group-in test6
 no ipv4 unreachables
 no ipv6 unreachables
 mpls enable
 mpls ldp4
 mpls ldp6
 mpls label4pop
 mpls label6pop
 exit
ipv4 route v1 2.2.2.1 255.255.255.255 1.1.2.2
ipv4 route v1 2.2.2.2 255.255.255.255 1.1.2.2
ipv6 route v1 4321::1 ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff 1234:2::2
ipv6 route v1 4321::2 ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff 1234:2::2
int pweth1
 vrf for v1
 ipv4 addr 3.3.3.2 255.255.255.0
 pseudo v1 lo0 pweompls 2.2.2.1 1234
 exit
int pweth2
 vrf for v1
 ipv4 addr 3.3.4.2 255.255.255.0
 pseudo v1 lo0 pweompls 4321::1 1234
 exit

r1 tping 0 10 1.1.1.2 vrf v1
r2 tping 0 10 1.1.1.1 vrf v1
r2 tping 0 10 1.1.2.3 vrf v1
r3 tping 0 10 1.1.2.2 vrf v1
r1 tping 0 10 2.2.2.2 vrf v1 sou lo0
r1 tping 0 10 4321::2 vrf v1 sou lo0
r1 tping 0 10 2.2.2.3 vrf v1 sou lo0
r1 tping 0 10 4321::3 vrf v1 sou lo0
r2 tping 0 10 2.2.2.1 vrf v1 sou lo0
r2 tping 0 10 4321::1 vrf v1 sou lo0
r2 tping 0 10 2.2.2.3 vrf v1 sou lo0
r2 tping 0 10 4321::3 vrf v1 sou lo0
r3 tping 0 10 2.2.2.1 vrf v1 sou lo0
r3 tping 0 10 4321::1 vrf v1 sou lo0
r3 tping 0 10 2.2.2.2 vrf v1 sou lo0
r3 tping 0 10 4321::2 vrf v1 sou lo0
r1 tping 100 40 3.3.3.2 vrf v1
r3 tping 100 40 3.3.3.1 vrf v1
r1 tping 100 40 3.3.4.2 vrf v1
r3 tping 100 40 3.3.4.1 vrf v1
  1. Install ContainerLab as described here
  2. Fetch mpls-ldp25 file
  3. Launch ContainerLab mpls-ldp25.yml topology: 

   containerlab deploy --topo mpls-ldp25.yml
4. Destroy ContainerLab mpls-ldp25.yml topology: 

   containerlab destroy --topo mpls-ldp25.yml
5. Copy-paste configuration for each node in the lab topology

  1. Fetch or compile freeRtr rtr.jar file.
    You can grab it here
  2. Fetch mpls-ldp25.tst file here
  3. Launch mpls-ldp25.tst test: 

   java -jar ../../rtr.jar test tester mpls-ldp25 path ./ temp ./ wait
4. Destroy freeRtr mpls-ldp25.tst test: 

   Ctrl-C (In freeRtr test window)