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Example: redistribution with tag

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r1

hostname r1
vrf def v1
 rd 1:1
 exit
router isis4 1
 vrf v1
 net 22.4444.0000.1111.00
 red conn tag 1000
 exit
router isis6 1
 vrf v1
 net 22.6666.0000.1111.00
 red conn tag 1000
 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 eth1.11
 vrf for v1
 ipv4 addr 1.1.1.1 255.255.255.252
 router isis4 1 ena
 exit
int eth1.12
 vrf for v1
 ipv6 addr 1234:1::1 ffff:ffff::
 router isis6 1 ena
 exit

r2

hostname r2
vrf def v1
 rd 1:1
 exit
route-map rm1
 sequence 10 act deny
 sequence 10 match tag 2000-4000
 sequence 20 act perm
 exit
router isis4 1
 vrf v1
 net 22.4444.0000.2222.00
 red conn
 both route-map-from rm1
 exit
router isis6 1
 vrf v1
 net 22.6666.0000.2222.00
 red conn
 both route-map-from rm1
 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 eth1.11
 vrf for v1
 ipv4 addr 1.1.1.2 255.255.255.252
 router isis4 1 ena
 exit
int eth1.12
 vrf for v1
 ipv6 addr 1234:1::2 ffff:ffff::
 router isis6 1 ena
 exit

r1 tping 100 20 2.2.2.2 vrf v1
r1 tping 100 20 4321::2 vrf v1
r2 tping 100 20 2.2.2.1 vrf v1
r2 tping 100 20 4321::1 vrf v1
r1 send conf t
r1 send router isis4 1
r1 send red conn tag 3000
r1 send exit
r1 send router isis6 1
r1 send red conn tag 3000
r1 send exit
r1 send end
r1 tping 100 20 2.2.2.2 vrf v1
r1 tping 100 20 4321::2 vrf v1
r2 tping 0 20 2.2.2.1 vrf v1
r2 tping 0 20 4321::1 vrf v1
r1 send conf t
r1 send router isis4 1
r1 send red conn tag 5000
r1 send exit
r1 send router isis6 1
r1 send red conn tag 5000
r1 send exit
r1 send end
r1 tping 100 20 2.2.2.2 vrf v1
r1 tping 100 20 4321::2 vrf v1
r2 tping 100 20 2.2.2.1 vrf v1
r2 tping 100 20 4321::1 vrf v1
  1. Install ContainerLab as described here
  2. Fetch rout-redist34 file
  3. Launch ContainerLab rout-redist34.yml topology: 

   containerlab deploy --topo rout-redist34.yml
4. Destroy ContainerLab rout-redist34.yml topology: 

   containerlab destroy --topo rout-redist34.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 rout-redist34.tst file here
  3. Launch rout-redist34.tst test: 

   java -jar ../../rtr.jar test tester rout-redist34 path ./ temp ./ wait
4. Destroy freeRtr rout-redist34.tst test: 

   Ctrl-C (In freeRtr test window)