Example: interop1: l2tp2 server

TopologyConfigurationsVerificationEmulation

r1

hostname r1
vrf def v1
 rd 1:1
 exit
int eth1
 vrf for v1
 ipv4 addr 1.1.1.1 255.255.255.0
 exit
int di1
 enc ppp
 vrf for v1
 ipv4 addr 2.2.2.1 255.255.255.0
 ipv6 addr fe80::1234 ffff::
 ppp ip4cp local 2.2.2.1
 ppp ip4cp open
 ppp ip6cp open
 exit
server l2tp2 l2tp
 clone di1
 vrf v1
 exit

r2

hostname r2
ip routing
ipv6 unicast-routing
interface gigabit1
 ip address 1.1.1.2 255.255.255.0
 no shutdown
 exit
vpdn enable
pseudowire-class l2tp
 encapsulation l2tpv2
 protocol l2tpv2
 ip local interface gigabit1
 exit
interface virtual-ppp1
 ip address 2.2.2.2 255.255.255.0
 ipv6 address fe80::4321 link-local
 pseudowire 1.1.1.1 1234 pw-class l2tp
 exit

r1 tping 100 10 1.1.1.2 vrf v1
r1 tping 100 60 2.2.2.2 vrf v1
r1 tping 100 60 fe80::4321 vrf v1

ContainerLabfreeRtr CLI

1. Install ContainerLab as described here
2. Fetch intop1-l2tp02 file
3. Launch ContainerLab intop1-l2tp02.yml topology:

   containerlab deploy --topo intop1-l2tp02.yml  

4. Destroy ContainerLab intop1-l2tp02.yml topology:

   containerlab destroy --topo intop1-l2tp02.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 intop1-l2tp02.tst file here
3. Launch intop1-l2tp02.tst test:

   java -jar ../../rtr.jar test tester intop1-l2tp02 path ./ temp ./ wait

4. Destroy freeRtr intop1-l2tp02.tst test:

   Ctrl-C (In freeRtr test window)