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Example: bier with 1k bsl

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r1

hostname r1
vrf def v1
 rd 1:1
 exit
router lsrp4 1
 vrf v1
 router 4.4.4.1
 bier 1024 10 1
 red conn
 exit
router lsrp6 1
 vrf v1
 router 6.6.6.1
 bier 1024 10 1
 red conn
 exit
int lo1
 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 ffff::
 mpls enable
 router lsrp4 1 ena
 router lsrp6 1 ena
 exit
int tun1
 tun sou lo1
 tun dest 9.9.9.9
 tun doma 2.2.2.4
 tun vrf v1
 tun key 1
 tun mod bier
 vrf for v1
 ipv4 addr 3.3.3.1 255.255.255.0
 exit
int tun2
 tun sou lo1
 tun dest 9999::9
 tun doma 4321::4
 tun vrf v1
 tun key 1
 tun mod bier
 vrf for v1
 ipv6 addr 4321::1111 ffff:ffff:ffff:ffff:ffff:ffff:ffff:fff0
 exit

r2

hostname r2
vrf def v1
 rd 1:1
 exit
router lsrp4 1
 vrf v1
 router 4.4.4.2
 bier 1024 10 2
 red conn
 exit
router lsrp6 1
 vrf v1
 router 6.6.6.2
 bier 1024 10 2
 red conn
 exit
int lo1
 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::2 ffff::
 mpls enable
 router lsrp4 1 ena
 router lsrp6 1 ena
 exit
int eth2
 vrf for v1
 ipv4 addr 1.1.2.2 255.255.255.0
 ipv6 addr 1235::2 ffff::
 mpls enable
 router lsrp4 1 ena
 router lsrp6 1 ena
 exit

r3

hostname r3
vrf def v1
 rd 1:1
 exit
router lsrp4 1
 vrf v1
 router 4.4.4.3
 bier 1024 10 3
 red conn
 exit
router lsrp6 1
 vrf v1
 router 6.6.6.3
 bier 1024 10 3
 red conn
 exit
int lo1
 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 1235::3 ffff::
 mpls enable
 router lsrp4 1 ena
 router lsrp6 1 ena
 exit
int eth2
 vrf for v1
 ipv4 addr 1.1.3.3 255.255.255.0
 ipv6 addr 1236::3 ffff::
 mpls enable
 router lsrp4 1 ena
 router lsrp6 1 ena
 exit

r4

hostname r4
vrf def v1
 rd 1:1
 exit
router lsrp4 1
 vrf v1
 router 4.4.4.4
 bier 1024 10 4
 red conn
 exit
router lsrp6 1
 vrf v1
 router 6.6.6.4
 bier 1024 10 4
 red conn
 exit
int lo1
 vrf for v1
 ipv4 addr 2.2.2.4 255.255.255.255
 ipv6 addr 4321::4 ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff
 exit
int eth1
 vrf for v1
 ipv4 addr 1.1.3.4 255.255.255.0
 ipv6 addr 1236::4 ffff::
 mpls enable
 router lsrp4 1 ena
 router lsrp6 1 ena
 exit
int tun1
 tun sou lo1
 tun dest 9.9.9.9
 tun doma 2.2.2.1
 tun vrf v1
 tun key 4
 tun mod bier
 vrf for v1
 ipv4 addr 3.3.3.4 255.255.255.0
 exit
int tun2
 tun sou lo1
 tun dest 9999::9
 tun doma 4321::1
 tun vrf v1
 tun key 4
 tun mod bier
 vrf for v1
 ipv6 addr 4321::1114 ffff:ffff:ffff:ffff:ffff:ffff:ffff:fff0
 exit

r1 tping 100 20 2.2.2.2 vrf v1 sou lo1
r1 tping 100 20 4321::2 vrf v1 sou lo1
r1 tping 100 20 2.2.2.3 vrf v1 sou lo1
r1 tping 100 20 4321::3 vrf v1 sou lo1
r1 tping 100 20 2.2.2.4 vrf v1 sou lo1
r1 tping 100 20 4321::4 vrf v1 sou lo1
r2 tping 100 20 2.2.2.1 vrf v1 sou lo1
r2 tping 100 20 4321::1 vrf v1 sou lo1
r2 tping 100 20 2.2.2.3 vrf v1 sou lo1
r2 tping 100 20 4321::3 vrf v1 sou lo1
r2 tping 100 20 2.2.2.4 vrf v1 sou lo1
r2 tping 100 20 4321::4 vrf v1 sou lo1
r3 tping 100 20 2.2.2.1 vrf v1 sou lo1
r3 tping 100 20 4321::1 vrf v1 sou lo1
r3 tping 100 20 2.2.2.2 vrf v1 sou lo1
r3 tping 100 20 4321::2 vrf v1 sou lo1
r3 tping 100 20 2.2.2.4 vrf v1 sou lo1
r3 tping 100 20 4321::4 vrf v1 sou lo1
r4 tping 100 20 2.2.2.1 vrf v1 sou lo1
r4 tping 100 20 4321::1 vrf v1 sou lo1
r4 tping 100 20 2.2.2.2 vrf v1 sou lo1
r4 tping 100 20 4321::2 vrf v1 sou lo1
r4 tping 100 20 2.2.2.3 vrf v1 sou lo1
r4 tping 100 20 4321::3 vrf v1 sou lo1
r1 tping 100 20 3.3.3.4 vrf v1 sou lo1
r1 tping 100 20 4321::1114 vrf v1 sou lo1
r4 tping 100 20 3.3.3.1 vrf v1 sou lo1
r4 tping 100 20 4321::1111 vrf v1 sou lo1
  1. Install ContainerLab as described here
  2. Fetch mpls-bier11 file
  3. Launch ContainerLab mpls-bier11.yml topology: 

   containerlab deploy --topo mpls-bier11.yml
4. Destroy ContainerLab mpls-bier11.yml topology: 

   containerlab destroy --topo mpls-bier11.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-bier11.tst file here
  3. Launch mpls-bier11.tst test: 

   java -jar ../../rtr.jar test tester mpls-bier11 path ./ temp ./ wait
4. Destroy freeRtr mpls-bier11.tst test: 

   Ctrl-C (In freeRtr test window)