description bridge mac enforcement

addrouter r1
int eth1 eth 0000.0000.1111 $1a$ $1b$
!
vrf def v1
 rd 1:1
 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
bridge 1
 exit
int eth1
 enforce-mac
 bridge-gr 1
 exit
int bvi1
 vrf for v1
 ipv4 addr 1.1.1.1 255.255.255.0
 ipv6 addr 1234::1 ffff::
 exit
!

addrouter r2
int eth1 eth 0000.0000.2222 $1b$ $1a$
!
vrf def v1
 rd 1:1
 exit
int eth1
 vrf for v1
 ipv4 addr 1.1.1.2 255.255.255.0
 ipv6 addr 1234::2 ffff::
 ipv4 host-static 1.1.1.3 0000.0000.4321
 ipv6 host-static 1234::3 0000.0000.4321
 exit
ipv4 route v1 2.2.2.1 255.255.255.255 1.1.1.3
ipv6 route v1 4321::1 ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff 1234::3
!


r1 tping 100 5 1.1.1.2 vrf v1
r2 tping 100 5 1.1.1.1 vrf v1
r1 tping 100 5 1234::2 vrf v1
r2 tping 100 5 1234::1 vrf v1

r2 tping 100 5 2.2.2.1 vrf v1
r2 tping 100 5 4321::1 vrf v1