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Example: bgp over te

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r1

hostname r1
vrf def v1
 rd 1:1
 exit
access-list test4
 deny 1 any all any all
 permit all any all any all
 exit
access-list test6
 deny all 4321:: ffff:: all 4321:: ffff:: all
 permit all any all any all
 exit
int lo1
 vrf for v1
 ipv4 addr 3.3.3.1 255.255.255.255
 ipv6 addr 3333::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::
 ipv4 access-group-in test4
 ipv6 access-group-in test6
 mpls enable
 mpls rsvp4
 mpls rsvp6
 exit
ipv4 route v1 1.1.2.0 255.255.255.0 1.1.1.2
ipv6 route v1 2345::0 ffff:: 1234::2
int tun1
 tun sou eth1
 tun dest 1.1.2.2
 tun vrf v1
 tun mod p2pte
 vrf for v1
 ipv4 addr 2.2.2.1 255.255.255.252
 exit
int tun2
 tun sou eth1
 tun dest 2345::2
 tun vrf v1
 tun mod p2pte
 vrf for v1
 ipv6 addr 4321::1 ffff::
 exit
router bgp4 1
 vrf v1
 address uni
 local-as 1
 router-id 4.4.4.1
 neigh 2.2.2.2 remote-as 1
 red conn
 exit
router bgp6 1
 vrf v1
 address uni
 local-as 1
 router-id 6.6.6.1
 neigh 4321::2 remote-as 1
 red conn
 exit

r2

hostname r2
vrf def v1
 rd 1:1
 exit
access-list test4
 deny 1 any all any all
 permit all any all any all
 exit
access-list test6
 deny all 4321:: ffff:: all 4321:: ffff:: all
 permit all any all any all
 exit
int eth1
 vrf for v1
 ipv4 addr 1.1.1.2 255.255.255.0
 ipv6 addr 1234::2 ffff::
 ipv4 access-group-in test4
 ipv6 access-group-in test6
 mpls enable
 mpls rsvp4
 mpls rsvp6
 exit
int eth2
 vrf for v1
 ipv4 addr 1.1.2.1 255.255.255.0
 ipv6 addr 2345::1 ffff::
 ipv4 access-group-in test4
 ipv6 access-group-in test6
 mpls enable
 mpls rsvp4
 mpls rsvp6
 exit

r3

hostname r3
vrf def v1
 rd 1:1
 exit
access-list test4
 deny 1 any all any all
 permit all any all any all
 exit
access-list test6
 deny all 4321:: ffff:: all 4321:: ffff:: all
 permit all any all any all
 exit
int lo1
 vrf for v1
 ipv4 addr 3.3.3.3 255.255.255.255
 ipv6 addr 3333::3 ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff
 exit
int eth1
 vrf for v1
 ipv4 addr 1.1.2.2 255.255.255.0
 ipv6 addr 2345::2 ffff::
 ipv4 access-group-in test4
 ipv6 access-group-in test6
 mpls enable
 mpls rsvp4
 mpls rsvp6
 exit
ipv4 route v1 1.1.1.0 255.255.255.0 1.1.2.1
ipv6 route v1 1234::0 ffff:: 2345::1
int tun1
 tun sou eth1
 tun dest 1.1.1.1
 tun vrf v1
 tun mod p2pte
 vrf for v1
 ipv4 addr 2.2.2.2 255.255.255.252
 exit
int tun2
 tun sou eth1
 tun dest 1234::1
 tun vrf v1
 tun mod p2pte
 vrf for v1
 ipv6 addr 4321::2 ffff::
 exit
router bgp4 1
 vrf v1
 address uni
 local-as 1
 router-id 4.4.4.3
 neigh 2.2.2.1 remote-as 1
 red conn
 exit
router bgp6 1
 vrf v1
 address uni
 local-as 1
 router-id 6.6.6.3
 neigh 4321::1 remote-as 1
 red conn
 exit

r1 tping 100 10 2.2.2.2 vrf v1
r3 tping 100 10 2.2.2.1 vrf v1
r1 tping 100 10 4321::2 vrf v1
r3 tping 100 10 4321::1 vrf v1
r1 tping 0 10 1.1.1.2 vrf v1
r2 tping 0 10 1.1.1.1 vrf v1
r2 tping 0 10 1.1.2.2 vrf v1
r3 tping 0 10 1.1.2.1 vrf v1
r1 tping 100 60 3.3.3.3 vrf v1 sou lo1
r3 tping 100 60 3.3.3.1 vrf v1 sou lo1
r1 tping 100 60 3333::3 vrf v1 sou lo1
r3 tping 100 60 3333::1 vrf v1 sou lo1
  1. Install ContainerLab as described here
  2. Fetch mpls-te20 file
  3. Launch ContainerLab mpls-te20.yml topology: 

   containerlab deploy --topo mpls-te20.yml
4. Destroy ContainerLab mpls-te20.yml topology: 

   containerlab destroy --topo mpls-te20.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-te20.tst file here
  3. Launch mpls-te20.tst test: 

   java -jar ../../rtr.jar test tester mpls-te20 path ./ temp ./ wait
4. Destroy freeRtr mpls-te20.tst test: 

   Ctrl-C (In freeRtr test window)