Example: p4lang: nsh

TopologyConfigurationsVerificationEmulation

r1

hostname r1
vrf def v1
 rd 1:1
 exit
vrf def v9
 rd 1:1
 exit
int lo9
 vrf for v9
 ipv4 addr 10.10.10.227 255.255.255.255
 exit
int eth1
 vrf for v9
 ipv4 addr 10.11.12.254 255.255.255.0
 exit
int eth2
 exit
server dhcp4 eth1
 pool 10.11.12.1 10.11.12.99
 gateway 10.11.12.254
 netmask 255.255.255.0
 dns-server 10.10.10.227
 domain-name p4l
 static 0000.0000.2222 10.11.12.111
 interface eth1
 vrf v9
 exit
int lo0
 vrf for v1
 ipv4 addr 2.2.2.101 255.255.255.255
 ipv6 addr 4321::101 ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff
 exit
int sdn1
 no autostat
 vrf for v1
 ipv4 addr 1.1.1.1 255.255.255.0
 ipv6 addr 1234:1::1 ffff:ffff::
 ipv6 ena
 nsh ena
 exit
int sdn2
 no autostat
 vrf for v1
 ipv4 addr 1.1.2.1 255.255.255.0
 ipv6 addr 1234:2::1 ffff:ffff::
 ipv6 ena
 nsh ena
 exit
int sdn3
 no autostat
 vrf for v1
 ipv4 addr 1.1.3.1 255.255.255.0
 ipv6 addr 1234:3::1 ffff:ffff::
 ipv6 ena
 nsh ena
 exit
int sdn4
 no autostat
 vrf for v1
 ipv4 addr 1.1.4.1 255.255.255.0
 ipv6 addr 1234:4::1 ffff:ffff::
 ipv6 ena
 nsh ena
 exit
server p4lang p4
 interconnect eth2
 export-vrf v1
 export-port sdn1 1 10
 export-port sdn2 2 10
 export-port sdn3 3 10
 export-port sdn4 4 10
 vrf v9
 exit
nsh 1001 122 rou v1
nsh 1003 122 int sdn1 0000.0000.3333
nsh 1004 122 int sdn2 0000.0000.4444
nsh 1005 122 int sdn3 0000.0000.5555
nsh 1006 122 rou v1
ipv4 route v1 2.2.2.106 255.255.255.255 1.1.4.2
ipv6 route v1 4321::106 ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff 1234:4::2

r2

hostname r2

r3

hostname r3
vrf def v1
 rd 1:1
 exit
int lo0
 vrf for v1
 ipv4 addr 2.2.2.103 255.255.255.0
 ipv6 addr 4321::103 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::
 nsh ena
 exit
ipv4 route v1 1.1.2.0 255.255.255.0 1.1.1.1
ipv4 route v1 1.1.3.0 255.255.255.0 1.1.1.1
ipv4 route v1 1.1.4.0 255.255.255.0 1.1.1.1
ipv6 route v1 1234:2:: ffff:ffff:: 1234:1::1
ipv6 route v1 1234:3:: ffff:ffff:: 1234:1::1
ipv6 route v1 1234:4:: ffff:ffff:: 1234:1::1
access-list test14
 permit 1 any all 2.2.2.101 255.255.255.255 all
 exit
access-list test16
 permit 58 any all 4321::101 ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff all
 exit
access-list test34
 permit 1 any all 2.2.2.103 255.255.255.255 all
 exit
access-list test36
 permit 58 any all 4321::103 ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff all
 exit
access-list test44
 permit 1 any all 2.2.2.104 255.255.255.255 all
 exit
access-list test46
 permit 58 any all 4321::104 ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff all
 exit
access-list test54
 permit 1 any all 2.2.2.105 255.255.255.255 all
 exit
access-list test56
 permit 58 any all 4321::105 ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff all
 exit
access-list test64
 permit 1 any all 2.2.2.106 255.255.255.255 all
 exit
access-list test66
 permit 58 any all 4321::106 ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff all
 exit
nsh 1001 123 int eth1 0000.0000.1111
nsh 1003 121 rou v1
nsh 1004 123 int eth1 0000.0000.1111
nsh 1005 123 int eth1 0000.0000.1111
nsh 1006 123 int eth1 0000.0000.1111
ipv4 pbr v1 test14 v1 nsh 1001 123
ipv6 pbr v1 test16 v1 nsh 1001 123
ipv4 pbr v1 test44 v1 nsh 1004 123
ipv6 pbr v1 test46 v1 nsh 1004 123
ipv4 pbr v1 test54 v1 nsh 1005 123
ipv6 pbr v1 test56 v1 nsh 1005 123
ipv4 pbr v1 test64 v1 nsh 1006 123
ipv6 pbr v1 test66 v1 nsh 1006 123

r4

hostname r4
vrf def v1
 rd 1:1
 exit
int lo0
 vrf for v1
 ipv4 addr 2.2.2.104 255.255.255.0
 ipv6 addr 4321::104 ffff:ffff::
 exit
int eth1
 vrf for v1
 ipv4 addr 1.1.2.2 255.255.255.0
 ipv6 addr 1234:2::2 ffff:ffff::
 nsh ena
 exit
ipv4 route v1 1.1.1.0 255.255.255.0 1.1.2.1
ipv4 route v1 1.1.3.0 255.255.255.0 1.1.2.1
ipv4 route v1 1.1.4.0 255.255.255.0 1.1.2.1
ipv6 route v1 1234:1:: ffff:ffff:: 1234:2::1
ipv6 route v1 1234:3:: ffff:ffff:: 1234:2::1
ipv6 route v1 1234:4:: ffff:ffff:: 1234:2::1
access-list test14
 permit 1 any all 2.2.2.101 255.255.255.255 all
 exit
access-list test16
 permit 58 any all 4321::101 ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff all
 exit
access-list test34
 permit 1 any all 2.2.2.103 255.255.255.255 all
 exit
access-list test36
 permit 58 any all 4321::103 ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff all
 exit
access-list test44
 permit 1 any all 2.2.2.104 255.255.255.255 all
 exit
access-list test46
 permit 58 any all 4321::104 ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff all
 exit
access-list test54
 permit 1 any all 2.2.2.105 255.255.255.255 all
 exit
access-list test56
 permit 58 any all 4321::105 ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff all
 exit
access-list test64
 permit 1 any all 2.2.2.106 255.255.255.255 all
 exit
access-list test66
 permit 58 any all 4321::106 ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff all
 exit
nsh 1001 123 int eth1 0000.0000.1111
nsh 1003 123 int eth1 0000.0000.1111
nsh 1004 121 rou v1
nsh 1005 123 int eth1 0000.0000.1111
nsh 1006 123 int eth1 0000.0000.1111
ipv4 pbr v1 test14 v1 nsh 1001 123
ipv6 pbr v1 test16 v1 nsh 1001 123
ipv4 pbr v1 test34 v1 nsh 1003 123
ipv6 pbr v1 test36 v1 nsh 1003 123
ipv4 pbr v1 test54 v1 nsh 1005 123
ipv6 pbr v1 test56 v1 nsh 1005 123
ipv4 pbr v1 test64 v1 nsh 1006 123
ipv6 pbr v1 test66 v1 nsh 1006 123

r5

hostname r5
vrf def v1
 rd 1:1
 exit
int lo0
 vrf for v1
 ipv4 addr 2.2.2.105 255.255.255.0
 ipv6 addr 4321::105 ffff:ffff::
 exit
int eth1
 vrf for v1
 ipv4 addr 1.1.3.2 255.255.255.0
 ipv6 addr 1234:3::2 ffff:ffff::
 nsh ena
 exit
ipv4 route v1 1.1.1.0 255.255.255.0 1.1.3.1
ipv4 route v1 1.1.2.0 255.255.255.0 1.1.3.1
ipv4 route v1 1.1.4.0 255.255.255.0 1.1.3.1
ipv6 route v1 1234:1:: ffff:ffff:: 1234:3::1
ipv6 route v1 1234:2:: ffff:ffff:: 1234:3::1
ipv6 route v1 1234:4:: ffff:ffff:: 1234:3::1
access-list test14
 permit 1 any all 2.2.2.101 255.255.255.255 all
 exit
access-list test16
 permit 58 any all 4321::101 ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff all
 exit
access-list test34
 permit 1 any all 2.2.2.103 255.255.255.255 all
 exit
access-list test36
 permit 58 any all 4321::103 ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff all
 exit
access-list test44
 permit 1 any all 2.2.2.104 255.255.255.255 all
 exit
access-list test46
 permit 58 any all 4321::104 ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff all
 exit
access-list test54
 permit 1 any all 2.2.2.105 255.255.255.255 all
 exit
access-list test56
 permit 58 any all 4321::105 ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff all
 exit
access-list test64
 permit 1 any all 2.2.2.106 255.255.255.255 all
 exit
access-list test66
 permit 58 any all 4321::106 ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff all
 exit
nsh 1001 123 int eth1 0000.0000.1111
nsh 1003 123 int eth1 0000.0000.1111
nsh 1004 123 int eth1 0000.0000.1111
nsh 1005 121 rou v1
nsh 1006 123 int eth1 0000.0000.1111
ipv4 pbr v1 test14 v1 nsh 1001 123
ipv6 pbr v1 test16 v1 nsh 1001 123
ipv4 pbr v1 test34 v1 nsh 1004 123
ipv6 pbr v1 test36 v1 nsh 1004 123
ipv4 pbr v1 test44 v1 nsh 1004 123
ipv6 pbr v1 test46 v1 nsh 1004 123
ipv4 pbr v1 test64 v1 nsh 1006 123
ipv6 pbr v1 test66 v1 nsh 1006 123

r6

hostname r6
vrf def v1
 rd 1:1
 exit
int lo0
 vrf for v1
 ipv4 addr 2.2.2.106 255.255.255.0
 ipv6 addr 4321::106 ffff:ffff::
 exit
int eth1
 vrf for v1
 ipv4 addr 1.1.4.2 255.255.255.0
 ipv6 addr 1234:4::2 ffff:ffff::
 nsh ena
 exit
ipv4 route v1 1.1.1.0 255.255.255.0 1.1.4.1
ipv4 route v1 1.1.2.0 255.255.255.0 1.1.4.1
ipv4 route v1 1.1.3.0 255.255.255.0 1.1.4.1
ipv6 route v1 1234:1:: ffff:ffff:: 1234:4::1
ipv6 route v1 1234:2:: ffff:ffff:: 1234:4::1
ipv6 route v1 1234:3:: ffff:ffff:: 1234:4::1
access-list test14
 permit 1 any all 2.2.2.101 255.255.255.255 all
 exit
access-list test16
 permit 58 any all 4321::101 ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff all
 exit
access-list test34
 permit 1 any all 2.2.2.103 255.255.255.255 all
 exit
access-list test36
 permit 58 any all 4321::103 ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff all
 exit
access-list test44
 permit 1 any all 2.2.2.104 255.255.255.255 all
 exit
access-list test46
 permit 58 any all 4321::104 ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff all
 exit
access-list test54
 permit 1 any all 2.2.2.105 255.255.255.255 all
 exit
access-list test56
 permit 58 any all 4321::105 ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff all
 exit
access-list test64
 permit 1 any all 2.2.2.106 255.255.255.255 all
 exit
access-list test66
 permit 58 any all 4321::106 ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff all
 exit
nsh 1001 123 int eth1 0000.0000.1111
nsh 1003 123 int eth1 0000.0000.1111
nsh 1004 123 int eth1 0000.0000.1111
nsh 1005 123 int eth1 0000.0000.1111
ipv4 pbr v1 test14 v1 nsh 1001 123
ipv6 pbr v1 test16 v1 nsh 1001 123
ipv4 pbr v1 test34 v1 nsh 1004 123
ipv6 pbr v1 test36 v1 nsh 1004 123
ipv4 pbr v1 test44 v1 nsh 1004 123
ipv6 pbr v1 test46 v1 nsh 1004 123
ipv4 pbr v1 test54 v1 nsh 1005 123
ipv6 pbr v1 test56 v1 nsh 1005 123

r1 tping 100 10 1.1.1.2 vrf v1
r1 tping 100 10 1234:1::2 vrf v1
r1 tping 100 10 1.1.2.2 vrf v1
r1 tping 100 10 1234:2::2 vrf v1
r1 tping 100 10 1.1.3.2 vrf v1
r1 tping 100 10 1234:3::2 vrf v1
r1 tping 100 10 1.1.4.2 vrf v1
r1 tping 100 10 1234:4::2 vrf v1
r3 tping 100 10 1.1.1.2 vrf v1
r3 tping 100 10 1234:1::2 vrf v1
r3 tping 100 10 1.1.2.2 vrf v1
r3 tping 100 10 1234:2::2 vrf v1
r3 tping 100 10 1.1.3.2 vrf v1
r3 tping 100 10 1234:3::2 vrf v1
r3 tping 100 10 1.1.4.2 vrf v1
r3 tping 100 10 1234:4::2 vrf v1
r4 tping 100 10 1.1.1.2 vrf v1
r4 tping 100 10 1234:1::2 vrf v1
r4 tping 100 10 1.1.2.2 vrf v1
r4 tping 100 10 1234:2::2 vrf v1
r4 tping 100 10 1.1.3.2 vrf v1
r4 tping 100 10 1234:3::2 vrf v1
r4 tping 100 10 1.1.4.2 vrf v1
r4 tping 100 10 1234:4::2 vrf v1
r5 tping 100 10 1.1.1.2 vrf v1
r5 tping 100 10 1234:1::2 vrf v1
r5 tping 100 10 1.1.2.2 vrf v1
r5 tping 100 10 1234:2::2 vrf v1
r5 tping 100 10 1.1.3.2 vrf v1
r5 tping 100 10 1234:3::2 vrf v1
r5 tping 100 10 1.1.4.2 vrf v1
r5 tping 100 10 1234:4::2 vrf v1
r6 tping 100 10 1.1.1.2 vrf v1
r6 tping 100 10 1234:1::2 vrf v1
r6 tping 100 10 1.1.2.2 vrf v1
r6 tping 100 10 1234:2::2 vrf v1
r6 tping 100 10 1.1.3.2 vrf v1
r6 tping 100 10 1234:3::2 vrf v1
r6 tping 100 10 1.1.4.2 vrf v1
r6 tping 100 10 1234:4::2 vrf v1
r3 tping 100 10 2.2.2.101 vrf v1 sou eth1
r3 tping 100 10 4321::101 vrf v1 sou eth1
r3 tping 100 10 2.2.2.103 vrf v1 sou eth1
r3 tping 100 10 4321::103 vrf v1 sou eth1
r3 tping 100 10 2.2.2.104 vrf v1 sou eth1
r3 tping 100 10 4321::104 vrf v1 sou eth1
r3 tping 100 10 2.2.2.105 vrf v1 sou eth1
r3 tping 100 10 4321::105 vrf v1 sou eth1
r3 tping 100 10 2.2.2.106 vrf v1 sou eth1
r3 tping 100 10 4321::106 vrf v1 sou eth1
r4 tping 100 10 2.2.2.101 vrf v1 sou eth1
r4 tping 100 10 4321::101 vrf v1 sou eth1
r4 tping 100 10 2.2.2.103 vrf v1 sou eth1
r4 tping 100 10 4321::103 vrf v1 sou eth1
r4 tping 100 10 2.2.2.104 vrf v1 sou eth1
r4 tping 100 10 4321::104 vrf v1 sou eth1
r4 tping 100 10 2.2.2.105 vrf v1 sou eth1
r4 tping 100 10 4321::105 vrf v1 sou eth1
r4 tping 100 10 2.2.2.106 vrf v1 sou eth1
r4 tping 100 10 4321::106 vrf v1 sou eth1
r5 tping 100 10 2.2.2.101 vrf v1 sou eth1
r5 tping 100 10 4321::101 vrf v1 sou eth1
r5 tping 100 10 2.2.2.103 vrf v1 sou eth1
r5 tping 100 10 4321::103 vrf v1 sou eth1
r5 tping 100 10 2.2.2.104 vrf v1 sou eth1
r5 tping 100 10 4321::104 vrf v1 sou eth1
r5 tping 100 10 2.2.2.105 vrf v1 sou eth1
r5 tping 100 10 4321::105 vrf v1 sou eth1
r5 tping 100 10 2.2.2.106 vrf v1 sou eth1
r5 tping 100 10 4321::106 vrf v1 sou eth1
r6 tping 100 10 2.2.2.101 vrf v1 sou eth1
r6 tping 100 10 4321::101 vrf v1 sou eth1
r6 tping 100 10 2.2.2.103 vrf v1 sou eth1
r6 tping 100 10 4321::103 vrf v1 sou eth1
r6 tping 100 10 2.2.2.104 vrf v1 sou eth1
r6 tping 100 10 4321::104 vrf v1 sou eth1
r6 tping 100 10 2.2.2.105 vrf v1 sou eth1
r6 tping 100 10 4321::105 vrf v1 sou eth1
r6 tping 100 10 2.2.2.106 vrf v1 sou eth1
r6 tping 100 10 4321::106 vrf v1 sou eth1
r1 dping sdn . r6 2.2.2.105 vrf v1 sou lo0
r1 dping sdn . r6 4321::105 vrf v1 sou lo0

ContainerLabfreeRtr CLI

1. Install ContainerLab as described here
2. Fetch p4lang-rout178 file
3. Launch ContainerLab p4lang-rout178.yml topology:

   containerlab deploy --topo p4lang-rout178.yml  

4. Destroy ContainerLab p4lang-rout178.yml topology:

   containerlab destroy --topo p4lang-rout178.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 p4lang-rout178.tst file here
3. Launch p4lang-rout178.tst test:

   java -jar ../../rtr.jar test tester p4lang-rout178 path ./ temp ./ wait

4. Destroy freeRtr p4lang-rout178.tst test:

   Ctrl-C (In freeRtr test window)