2015年2月5日 星期四
Policy base route
BorderRouter>
BorderRouter>en
BorderRouter#conf t
Enter configuration commands, one per line. End with CNTL/Z.
BorderRouter(config)#access-list 101 permit tcp any any eq www
BorderRouter(config)#route-map pbr permit 10
BorderRouter(config-route-map)#match ip address 101
BorderRouter(config-route-map)#set ip next-hop 10.1.101.1
BorderRouter(config-route-map)#exit
BorderRouter(config)#route-map pbr permit 20
BorderRouter(config-route-map)#exit
BorderRouter(config)#int fa0/0
BorderRouter(config-if)#ip policy route-map pbr
BorderRouter(config-if)#exit
BorderRouter(config)#exit
BorderRouter#
BorderRouter#
R4 send www traffic and other traffic
====================================
R4#telnet 1.1.1.1
Trying 1.1.1.1 ...
% Destination unreachable; gateway or host down
R4#telnet 1.1.1.1 www
Trying 1.1.1.1, 80 ...
% Connection timed out; remote host not responding
R4#
====================================
BorderRouter#show route-map
route-map pbr, permit, sequence 10
Match clauses:
ip address (access-lists): 101
Set clauses:
ip next-hop 10.1.101.1
Policy routing matches: 4 packets, 240 bytes
route-map pbr, permit, sequence 20
Match clauses:
Set clauses:
Policy routing matches: 1 packets, 60 bytes
BorderRouter#
====================================
complete configuration
====================================
R1#sh run
!
interface FastEthernet0/0
ip address 192.168.73.254 255.255.255.0
ip policy route-map pbr
!
interface FastEthernet0/1
ip address 10.1.102.2 255.255.255.0
!
interface Serial1/0
ip address 10.1.101.2 255.255.255.0
!
access-list 101 permit tcp any any eq www
!
route-map pbr permit 10
match ip address 101
set ip next-hop 10.1.101.1
!
route-map pbr permit 20
!
R1#
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R2#sh run
!
hostname R2
!
interface Serial1/0
ip address 10.1.101.1 255.255.255.0
no fair-queue
!
R2#
====================================
R3#sh run
!
hostname R3
!
interface FastEthernet0/1
ip address 10.1.102.1 255.255.255.0
duplex auto
speed auto
!
R3#
====================================
R4#sh run
!
hostname R4
!
interface FastEthernet0/0
ip address 192.168.73.4 255.255.255.0
duplex auto
speed auto
!
ip route 0.0.0.0 0.0.0.0 192.168.73.254
!
R4#
====================================
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