Remote side : Router 3

class-map OFIS_TO_MCU

match access-group 100

class-map MCU_TO_OFIS

match access-group 101

!

!

policy-map TO_MCU

class OFIS_TO_MCU

priority 1518

class class-default

fair-queue

policy-map TO_OFIS

class MCU_TO_OFIS

priority 1518

class class-default

fair-queue

!

interface FastEthernet0/0

ip address 141.2.81.20 255.255.0.0

no ip directed-broadcast

ip route-cache policy

speed 100

full-duplex

!

interface Serial0/0

description Router 3 To Router 2

bandwidth 2048

ip address 218.141.2.2 255.255.255.0

no ip directed-broadcast

ip route-cache policy

no ip mroute-cache

service-policy output TO_MCU

!

access-list 100 permit ip host 141.2.20.20 host 129.2.20.34 precedence critical

access-list 101 permit ip host 129.2.20.34 host 141.2.20.20 precedence critical