description isis broadcast subnet with narrow metric

addrouter r1
int eth1 eth 0000.0000.1111 $1a$ $1b$
!
vrf def v1
 rd 1:1
 exit
bridge 1
 exit
bridge 2
 exit
router isis4 1
 vrf v1
 net 48.4444.0000.1111.00
 no metric-wide
 red conn
 exit
router isis6 1
 vrf v1
 net 48.6666.0000.1111.00
 no metric-wide
 red conn
 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
 bridge-gr 1
 exit
int eth1.12
 bridge-gr 2
 exit
int bvi1
 vrf for v1
 ipv4 addr 1.1.1.1 255.255.255.0
 router isis4 1 ena
 router isis4 1 net broad
 exit
int bvi2
 vrf for v1
 ipv6 addr 1234::1 ffff::
 router isis6 1 ena
 router isis6 1 net broad
 exit
!

addrouter r2
int eth1 eth 0000.0000.2222 $1b$ $1a$
int eth2 eth 0000.0000.2222 $2a$ $2b$
!
vrf def v1
 rd 1:1
 exit
bridge 1
 mac-learn
 exit
bridge 2
 mac-learn
 exit
router isis4 1
 vrf v1
 net 48.4444.0000.2222.00
 no metric-wide
 red conn
 exit
router isis6 1
 vrf v1
 net 48.6666.0000.2222.00
 no metric-wide
 red conn
 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
 bridge-gr 1
 exit
int eth1.12
 bridge-gr 2
 exit
int eth2.11
 bridge-gr 1
 exit
int eth2.12
 bridge-gr 2
 exit
int bvi1
 vrf for v1
 ipv4 addr 1.1.1.2 255.255.255.0
 router isis4 1 ena
 router isis4 1 net broad
 exit
int bvi2
 vrf for v1
 ipv6 addr 1234::2 ffff::
 router isis6 1 ena
 router isis6 1 net broad
 exit
!


addrouter r3
int eth1 eth 0000.0000.3333 $2b$ $2a$
!
vrf def v1
 rd 1:1
 exit
bridge 1
 exit
bridge 2
 exit
router isis4 1
 vrf v1
 net 48.4444.0000.3333.00
 no metric-wide
 red conn
 exit
router isis6 1
 vrf v1
 net 48.6666.0000.3333.00
 no metric-wide
 red conn
 exit
int lo1
 vrf for v1
 ipv4 addr 2.2.2.3 255.255.255.255
 ipv6 addr 4321::3 ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff
 exit
int eth1.11
 bridge-gr 1
 exit
int eth1.12
 bridge-gr 2
 exit
int bvi1
 vrf for v1
 ipv4 addr 1.1.1.3 255.255.255.0
 router isis4 1 ena
 router isis4 1 net broad
 exit
int bvi2
 vrf for v1
 ipv6 addr 1234::3 ffff::
 router isis6 1 ena
 router isis6 1 net broad
 exit
!

r1 tping 100 20 2.2.2.1 vrf v1 sou lo1

r1 tping 100 20 2.2.2.2 vrf v1 sou lo1
r1 tping 100 20 2.2.2.3 vrf v1 sou lo1
r1 tping 100 20 4321::2 vrf v1 sou lo1
r1 tping 100 20 4321::3 vrf v1 sou lo1

r2 tping 100 20 2.2.2.1 vrf v1 sou lo1
r2 tping 100 20 2.2.2.3 vrf v1 sou lo1
r2 tping 100 20 4321::1 vrf v1 sou lo1
r2 tping 100 20 4321::3 vrf v1 sou lo1

r3 tping 100 20 2.2.2.1 vrf v1 sou lo1
r3 tping 100 20 2.2.2.2 vrf v1 sou lo1
r3 tping 100 20 4321::1 vrf v1 sou lo1
r3 tping 100 20 4321::2 vrf v1 sou lo1

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