description isis prefix withdraw

addrouter r1
int eth1 eth 0000.0000.1111 $1a$ $1b$
!
vrf def v1
 rd 1:1
 exit
router isis4 1
 vrf v1
 net 11.4444.0000.1111.00
 exit
router isis6 1
 vrf v1
 net 11.6666.0000.1111.00
 exit
int lo1
 vrf for v1
 ipv4 addr 2.2.2.1 255.255.255.255
 router isis4 1 ena
 exit
int lo2
 vrf for v1
 ipv6 addr 4321::1 ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff
 router isis6 1 ena
 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
!

addrouter r2
int eth1 eth 0000.0000.2222 $1b$ $1a$
!
vrf def v1
 rd 1:1
 exit
router isis4 1
 vrf v1
 net 22.4444.0000.2222.00
 exit
router isis6 1
 vrf v1
 net 22.6666.0000.2222.00
 exit
int lo1
 vrf for v1
 ipv4 addr 2.2.2.2 255.255.255.255
 router isis4 1 ena
 exit
int lo2
 vrf for v1
 ipv6 addr 4321::2 ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff
 router isis6 1 ena
 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 int lo1
r1 send no router isis4 1 ena
r1 send exit
r1 send int lo2
r1 send no router isis6 1 ena
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 int lo1
r1 send router isis4 1 ena
r1 send exit
r1 send int lo2
r1 send router isis6 1 ena
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

r2 output show ipv4 isis 1 nei
r2 output show ipv6 isis 1 nei
r2 output show ipv4 isis 1 dat 2
r2 output show ipv6 isis 1 dat 2
r2 output show ipv4 isis 1 tre 2
r2 output show ipv6 isis 1 tre 2
r2 output show ipv4 route v1
r2 output show ipv6 route v1