1。單臂路由
sw設置如下：
Switch>en
Switch>enable
Switch#conf
Switch#configure t
Switch#configure terminal
Enter configuration commands, one per line. End with CNTL/Z.
Switch(config)#vlan 2
Switch(config-vlan)#exit
Switch(config)#vl
Switch(config)#vlan 3
Switch(config-vlan)#exit
Switch(config)#int fa0/2
Switch(config-if)#sw
Switch(config-if)#switchport acc
Switch(config-if)#switchport access vlan 2
Switch(config-if)#no shu
Switch(config-if)#no shutdown
Switch(config-if)#exit
Switch(config)#int fa0/3
Switch(config-if)#sw
Switch(config-if)#switchport acc
Switch(config-if)#switchport access vlan 3
Switch(config-if)#exit
Switch(config)#int fa 0/1
Switch(config-if)#sw
Switch(config-if)#switchport acc
Switch(config-if)#switchport m
Switch(config-if)#switchport mode t
Switch(config-if)#switchport mode trunk
Switch(config-if)#exit
router1配置：
Router>en
Router>enable
Router#conf
Router#configure t
Router#configure terminal
Enter configuration commands, one per line. End with CNTL/Z.
Router(config)#int fa0/0
Router(config-if)#ip add
Router(config-if)#ip address 192.168.1.1 255.255.255.0
Router(config-if)#no shu
Router(config-if)#no shutdown
Router(config-if)#
%LINK-5-CHANGED: Interface FastEthernet0/0, changed state to up
Router(config-if)#
Router(config-if)#exit
Router(config)#int fa2/0
%Invalid interface type and number
Router(config)#int fa 2/0
%Invalid interface type and number
Router(config)#
Router(config)#
Router(config)#int s
Router(config)#int serial 2/0
Router(config-if)#ip add
Router(config-if)#ip address 192.168.3.1 255.255.255.0
Router(config-if)#no shu
Router(config-if)#no shutdown
%LINK-5-CHANGED: Interface Serial2/0, changed state to down
Router(config-if)#
Router(config-if)#
Router(config-if)#exit
Router(config)#
%LINK-5-CHANGED: Interface Serial2/0, changed state to up
Router(config)#
Router(config)#cl
Router(config)#int se
Router(config)#int serial 2/0
Router(config-if)#cl
Router(config-if)#clock r
Router(config-if)#clock rate 56000
Router(config-if)#
%LINEPROTO-5-UPDOWN: Line protocol on Interface Serial2/0, changed state to up
Router(config-if)#
Router(config-if)#
%LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet0/0, changed state to up
Router(config-if)#exit
Router(config)#ip rou
Router(config)#ip route 192.168.2.1 255.255.255.0 192.168.3.2
Router(config)#exit
router2配置如下：
Router>en
Router>enable
Router#conf
Router#configure t
Router#configure terminal
Enter configuration commands, one per line. End with CNTL/Z.
Router(config)#int fa0/0
Router(config-if)#ip add
Router(config-if)#ip address 192.168.2.1 255.255.255.0
Router(config-if)#no shut
Router(config-if)#no shutdown
Router(config-if)#
%LINK-5-CHANGED: Interface FastEthernet0/0, changed state to up
Router(config-if)#
Router(config-if)#int se
Router(config-if)#int s
Router(config-if)#exit
Router(config)#
Router(config)#int se
Router(config)#int serial 2/0
Router(config-if)#ip add
Router(config-if)#ip address 192.168.3.2 255.255.255.0
Router(config-if)#no shut
Router(config-if)#no shutdown
%LINK-5-CHANGED: Interface Serial2/0, changed state to up
Router(config-if)#exit
Router(config)#
%LINEPROTO-5-UPDOWN: Line protocol on Interface Serial2/0, changed state to up
%LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet0/0, changed state to up
Router(config)#
Router(config)#ip rou
Router(config)#ip route 192.168.1.1 255.255.255.0 192.168.3.1
Router(config)#
3.動態路由
如下拓撲結構
s1的配置如下：
Switch>en
Switch>enable
Switch#conf
Switch#configure t
Switch#configure terminal
Enter configuration commands, one per line. End with CNTL/Z.
Switch(config)#vl
Switch(config)#vlan 10
Switch(config-vlan)#ex
Switch(config-vlan)#exit
Switch(config)#vlan 20
Switch(config-vlan)#ex
Switch(config-vlan)#exit
Switch(config)#int vlan 10
Switch(config-if)#
%LINK-5-CHANGED: Interface Vlan10, changed state to up
Switch(config-if)#
Switch(config-if)#exit
Switch(config)#
Switch(config)#int fa 0/10
Switch(config-if)#sw
Switch(config-if)#switchport acc
Switch(config-if)#switchport access vlan 10
Switch(config-if)#
%LINEPROTO-5-UPDOWN: Line protocol on Interface Vlan10, changed state to up
Switch(config-if)#
Switch(config-if)#no shu
Switch(config-if)#no shutdown
Switch(config-if)#
Switch(config-if)#exit
Switch(config)#
Switch(config)#int fa 0/20
Switch(config-if)#sw
Switch(config-if)#switchport acc
Switch(config-if)#switchport access v`
Switch(config-if)#switchport access v
Switch(config-if)#switchport access vlan 20
Switch(config-if)#no shu
Switch(config-if)#no shutdown
Switch(config-if)#exit
Switch(config)#
Switch(config)#int fa0/10
Switch(config-if)#ip add
Switch(config-if)#ip add
Switch(config-if)#exit
Switch(config)#
Switch(config)#int vlan 10
Switch(config-if)#ip add
Switch(config-if)#ip address 192.168.1.1 255.255.255.0
Switch(config-if)#no shut
Switch(config-if)#no shutdown
Switch(config-if)#exit
Switch(config)#
Switch(config)#int vlan 20
Switch(config-if)#
%LINK-5-CHANGED: Interface Vlan20, changed state to up
Switch(config-if)#
Switch(config-if)#ip add
Switch(config-if)#ip address 192.168.3.1 255.255.255.0
Switch(config-if)#no shut
Switch(config-if)#no shutdown
Switch(config-if)#
Switch(config-if)#
Switch(config-if)#
Switch(config-if)#
Switch(config-if)#exit
Switch(config)#
Switch(config)#ip rou
Switch(config)#rou
Switch(config)#router r
Switch(config)#router rip
Switch(config-router)#net
Switch(config-router)#network 192.168.1.0
Switch(config-router)#ne
Switch(config-router)#network 192.168.3.0
Switch(config-router)#v
Switch(config-router)#version 2
Switch(config-router)#exit
Switch(config)#
%LINK-5-CHANGED: Interface FastEthernet0/20, changed state to up
%LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet0/20, changed state to up
%LINEPROTO-5-UPDOWN: Line protocol on Interface Vlan20, changed state to up
Switch(config)#
Switch(config)#
Switch(config)#sho
Switch(config)#exit
Switch#
%SYS-5-CONFIG_I: Configured from console by console
Switch#sho
Switch#show ip rou
Switch#show ip route
Codes: C - connected, S - static, I - IGRP, R - RIP, M - mobile, B - BGP
D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area
N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2
E1 - OSPF external type 1, E2 - OSPF external type 2, E - EGP
i - IS-IS, L1 - IS-IS level-1, L2 - IS-IS level-2, ia - IS-IS inter area
* - candidate default, U - per-user static route, o - ODR
P - periodic downloaded static route
Gateway of last resort is not set
C 192.168.1.0/24 is directly connected, Vlan10
R 192.168.2.0/24 [120/2] via 192.168.3.2, 00:00:11, Vlan20
C 192.168.3.0/24 is directly connected, Vlan20
R 192.168.4.0/24 [120/1] via 192.168.3.2,
r1配置如下：Router>en
Router>enable
Router#conf
Router#configure t
Router#configure terminal
Enter configuration commands, one per line. End with CNTL/Z.
Router(config)#int fa0/0
Router(config-if)#ip add
Router(config-if)#ip address 192.168.3.2 255.255.255.0
Router(config-if)#no shu
Router(config-if)#no shutdown
Router(config-if)#
%LINK-5-CHANGED: Interface FastEthernet0/0, changed state to up
%LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet0/0, changed state to up
Router(config-if)#exit
Router(config)#
Router(config)#int se
Router(config)#int serial 2/0
Router(config-if)#ip add
Router(config-if)#ip address 192.168.4.1 255.255.255.0
Router(config-if)#no shut
%LINK-5-CHANGED: Interface Serial2/0, changed state to down
Router(config-if)#exit
Router(config)#int fa0/0
Router(config-if)#exit
Router(config)#rout
Router(config)#router r
Router(config)#router rip
Router(config-router)#net
Router(config-router)#network 192.168.3.0 255.255.255.0
^
% Invalid input detected at '^' marker.
Router(config-router)#ne
Router(config-router)#network 192.168.3.0 255.255.255.0
^
% Invalid input detected at '^' marker.
Router(config-router)#ne
Router(config-router)#network 192.168.3.0 255.255.255.0
^
% Invalid input detected at '^' marker.
Router(config-router)#
Router(config-router)#
Router(config-router)#network 192.168.3.0
Router(config-router)#ne
Router(config-router)#network 192.168.4.0
Router(config-router)#v
Router(config-router)#version 2
Router(config-router)#exit
Router(config)#int s
Router(config)#int serial 2/0
Router(config-if)#cl
Router(config-if)#clock r
Router(config-if)#clock rate 56000
Router(config-if)#no shut
Router(config-if)#
%LINK-5-CHANGED: Interface Serial2/0, changed state to up
%LINEPROTO-5-UPDOWN: Line protocol on Interface Serial2/0, changed state to up
Router(config-if)#
Router(config-if)#
Router(config-if)#end
Router#
%SYS-5-CONFIG_I: Configured from console by console
Router#
Router#show ip r
Router#show ip rou
Router#show ip route
Codes: C - connected, S - static, I - IGRP, R - RIP, M - mobile, B - BGP
D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area
N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2
E1 - OSPF external type 1, E2 - OSPF external type 2, E - EGP
i - IS-IS, L1 - IS-IS level-1, L2 - IS-IS level-2, ia - IS-IS inter area
* - candidate default, U - per-user static route, o - ODR
P - periodic downloaded static route
Gateway of last resort is not set
R 192.168.1.0/24 [120/1] via 192.168.3.1, 00:00:24, FastEthernet0/0
R 192.168.2.0/24 [120/1] via 192.168.4.2, 00:00:21, Serial2/0
C 192.168.3.0/24 is directly connected, FastEthernet0/0
C 192.168.4.0/24 is directly connected, Serial2/0
r2配置如下：
Router>en
Router>enable
Router#conf
Router#configure t
Enter configuration commands, one per line. End with CNTL/Z.
Router(config)#int fa0/0
Router(config-if)#no shu
Router(config-if)#no shutdown
Router(config-if)#
%LINK-5-CHANGED: Interface FastEthernet0/0, changed state to up
%LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet0/0, changed state to up
Router(config-if)#
Router(config-if)#en
Router(config-if)#en
% Ambiguous command: "en"
Router(config)#
Router(config)#int se
Router(config)#int serial 2/0
Router(config-if)#ip add
Router(config-if)#ip address 192.168.4.2 255.255.255.0
Router(config-if)#no shu
Router(config-if)#no shutdown
Router(config-if)#
%LINK-5-CHANGED: Interface Serial2/0, changed state to up
Router(config-if)#
Router(config-if)#exit
Router(config)#int fa0/0
Router(config-if)#ip add
Router(config-if)#ip address 192.168.2
%LINEPROTO-5-UPDOWN: Line protocol on Interface Serial2/0, changed state to up.
^
% Invalid input detected at '^' marker.
Router(config-if)#ip add
Router(config-if)#ip address 192.168.2.1 255.255.255.0
Router(config-if)#no shu
Router(config-if)#no shutdown
Router(config-if)#exit
Router(config)#
Router(config)#ro
Router(config)#router r
Router(config)#router rip
Router(config-router)#net
Router(config-router)#network 192.168.4.0
Router(config-router)#ne
Router(config-router)#network 192.168.2.0
Router(config-router)#v
Router(config-router)#version 2
Router(config-router)#no shu
Router(config-router)#exit
Router(config)#end
Router#
%SYS-5-CONFIG_I: Configured from console by console
Router#
Router#
Router#show ip
Router#show ip r
Router#show ip rou
Router#show ip route
Codes: C - connected, S - static, I - IGRP, R - RIP, M - mobile, B - BGP
D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area
N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2
E1 - OSPF external type 1, E2 - OSPF external type 2, E - EGP
i - IS-IS, L1 - IS-IS level-1, L2 - IS-IS level-2, ia - IS-IS inter area
* - candidate default, U - per-user static route, o - ODR
P - periodic downloaded static route
Gateway of last resort is not set
R 192.168.1.0/24 [120/2] via 192.168.4.1, 00:00:13, Serial2/0
C 192.168.2.0/24 is directly connected, FastEthernet0/0
R 192.168.3.0/24 [120/1] via 192.168.4.1, 00:00:13, Serial2/0
C 192.168.4.0/24 is directly connected, Seria