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Example: iponly

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r1

hostname r1
vrf def v1
 rd 1:1
 exit
int ser1
 enc iponly
 vrf for v1
 ipv4 addr 1.1.1.1 255.255.255.0
 ipv6 addr 1234::1 ffff::
 exit

r2

hostname r2
vrf def v1
 rd 1:1
 exit
int ser1
 enc iponly
 vrf for v1
 ipv4 addr 1.1.1.2 255.255.255.0
 ipv6 addr 1234::2 ffff::
 exit

r1 tping 100 15 1.1.1.2 vrf v1
r2 tping 100 15 1.1.1.1 vrf v1
r1 tping 100 15 1234::2 vrf v1
r2 tping 100 15 1234::1 vrf v1
r1 output show inter ser1 full
output ../binTmp/conn-iponly.html
<html><body bgcolor="#000000" text="#FFFFFF" link="#00FFFF" vlink="#00FFFF" alink="#00FFFF">
here is the interface:
  1. Install ContainerLab as described here
  2. Fetch conn-iponly file
  3. Launch ContainerLab conn-iponly.yml topology: 

   containerlab deploy --topo conn-iponly.yml
4. Destroy ContainerLab conn-iponly.yml topology: 

   containerlab destroy --topo conn-iponly.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 conn-iponly.tst file here
  3. Launch conn-iponly.tst test: 

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

   Ctrl-C (In freeRtr test window)