实验:静态路由的负载平衡<?xml:namespace prefix = o ns = "urn:schemas-microsoft-com:office:office" />

 

                                   (r2)
                                /     
                              /   ; ; ;     
                            /     ; ; ;        
                         (r1)--------(r3)

 

r1 s1/0:<?xml:namespace prefix = st1 ns = "urn:schemas-microsoft-com:office:smarttags" />1.1.1.1/24 s2/0:10.1.1.1/24

 

r2 s1/0:2.2.2.2/24 s2/0:1.1.1.2/24

 

r3 s1/0:10.1.1.3/24 s2/0:2.2.2.3/24

 

配置如下：

 

r1

 

hostname 1
!
interface Serial1/0
 ip address 1.1.1.1 255.255.255.0
 clockrate 64000
!
interface Serial2/0
 ip address 10.1.1.1 255.255.255.0
!
ip route 2.0.0.0 255.0.0.0 10.1.1.3

 

r2

 

hostname 2
!
interface Serial1/0
 ip address 2.2.2.2 255.255.255.0
 clockrate 64000
!
interface Serial2/0
 ip address 1.1.1.2 255.255.255.0
!
2(config)#ip route 0.0.0.0 0.0.0.0 s 2/0
2(config)#ip route 0.0.0.0 0.0.0.0 s 1/0

 

r3

 

hostname 3
!
interface Serial1/0
 ip address 10.1.1.3 255.255.255.0
 clockrate 64000
!
interface Serial2/0
 ip address 2.2.2.3 255.255.255.0
!
ip classless
ip route 1.0.0.0 255.0.0.0 10.1.1.1

 


2#
2#
2#
2#p
Protocol [ip]:
Target IP address: 10.1.1.1
Repeat count [5]: 10
Datagram size [100]:
Timeout in seconds [2]:
Extended commands [n]:
Sweep range of sizes [n]:
Type escape sequence to abort.
Sending 10, 100-byte ICMP Echos to 10.1.1.1, timeout is 2 seconds:
!!!!!!!!!!
Success rate is 100 percent (10/10), round-trip min/avg/max = 28/33/52 ms
2#
*Aug  3 08:44:17.439: IP: s=2.2.2.2 (local), d=10.1.1.1 (Serial1/0), len 100, se
nding
*Aug  3 08:44:17.491: IP: s=10.1.1.1 (Serial1/0), d=2.2.2.2 (Serial1/0), len 100
, rcvd 3
*Aug  3 08:44:17.499: IP: s=1.1.1.2 (local), d=10.1.1.1 (Serial2/0), len 100, se
nding
*Aug  3 08:44:17.531: IP: s=10.1.1.1 (Serial2/0), d=1.1.1.2 (Serial2/0), len 100
, rcvd 3
*Aug  3 08:44:17.591: IP: s=2.2.2.2 (local), d=10.1.1.1 (Serial1/0), len 100, se
nding
*Aug  3 08:44:17.619: IP: s=10.1.1.1 (Serial1/0), d=2.2.2.2 (Serial1/0), len 100
, rcvd 3
*Aug  3 08:44:17.699: IP: s=1.1.1.2 (local), d=10.1.1.1 (Serial2/0), len 100, se
nding
*Aug  3 08:44:17.731: IP: s=10.1.1.1 (Serial2/0), d=1.1.1.2 (Serial2/0), len 100
, rcvd 3
*Aug  3 08:44:17.751: IP: s=2.2.2.2 (local), d=10.1.1.1 (Serial1/0), len 100, se
nding
*Aug  3 08:44:17.779: IP: s=10.1.1.1 (Serial1/0), d=2.2.2.2 (Serial1/0), len 100
, rcvd 3
*Aug  3 08:44:17.819: IP: s=1.1.1.2 (local), d=10.1.1.1 (Serial2/0), len 100, se
nding
*Aug  3 08:44:17.851: IP: s=10.1.1.1 (Serial2/0), d=1.1.1.2 (Serial2/0), len 100
, rcvd 3
*Aug  3 08:44:17.891: IP: s=2.2.2.2 (local), d=10.1.1.1 (Serial1/0), len 100, se
nding
*Aug  3 08:44:17.919: IP: s=10.1.1.1 (Serial1/0), d=2.2.2.2 (Serial1/0), len 100
, rcvd 3
*Aug  3 08:44:17.931: IP: s=1.1.1.2 (local), d=10.1.1.1 (Serial2/0), len 100, se
nding
2#
*Aug  3 08:44:17.959: IP: s=10.1.1.1 (Serial2/0), d=1.1.1.2 (Serial2/0), len 100
, rcvd 3
*Aug  3 08:44:17.991: IP: s=2.2.2.2 (local), d=10.1.1.1 (Serial1/0), len 100, se
nding
*Aug  3 08:44:18.031: IP: s=10.1.1.1 (Serial1/0), d=2.2.2.2 (Serial1/0), len 100
, rcvd 3
*Aug  3 08:44:18.059: IP: s=1.1.1.2 (local), d=10.1.1.1 (Serial2/0), len 100, se
nding
*Aug  3 08:44:18.091: IP: s=10.1.1.1 (Serial2/0), d=1.1.1.2 (Serial2/0), len 100
, rcvd 3