静态路由的应用
Switch 0 的配置：
Switch>enable
Switch#configure terminal
Enter configuration commands, one per line. End with CNTL/Z.
Switch(config)#interface f0/1
Switch(config-if)#no switchport
%LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet0/1, changed state to down
%LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet0/1, changed state to up
Switch(config-if)#
Switch(config-if)#ip address 1.1.1 .1 255.0.0.0
Switch(config-if)#no shutdown
Switch(config-if)#exit
Switch(config)#interface fastEthernet 0/2
Switch(config-if)#no switchport
%LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet0/2, changed state to down
%LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet0/2, changed state to up
Switch(config-if)#
Switch(config-if)#ip address 2.2.2 .1 255.0.0.0
Switch(config-if)#no shutdown
Switch(config-if)#exit
Switch(config)#ip route 4.0.0 .0 255.0.0.0 f
Switch(config)#ip route 4.0.0 .0 255.0.0.0 f ?
FastEthernet
Switch(config)#ip route 4.0.0 .0 255.0.0.0 fastEthernet 0/2
Switch(config)#no shut
Switch(config)#exit
%SYS-5-CONFIG_I: Configured from console by console
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 1.0.0 .0/8 is directly connected, FastEthernet0/1
C 2.0.0 .0/8 is directly connected, FastEthernet0/2
S 4.0.0 .0/8 is directly connected, FastEthernet0/2
Switch#
Switch#show ?
access-lists List access lists
adjacency Adjacent nodes
arp Arp table
cdp CDP information
clock Display the system clock
controllers Interface controllers status
crypto Encryption module
debugging State of each debugging option
dhcp Dynamic Host Configuration Protocol status
etherchannel EtherChannel information
flash: display information about flash: file system
frame-relay Frame-Relay information
history Display the session command history
hosts IP domain-name, lookup style, nameservers, and host table
interfaces Interface status and configuration
ip IP information
ipv6 IPv6 information
mac-address-table MAC forwarding table
ospf For OSPF debug only
ospfv3 For OSPFv3 debug only
processes Active process statistics
protocols Active network routing protocols
running-config Current operating configuration
sessions Information about Telnet connections
spanning-tree Spanning tree topology
ssh Status of SSH server connections
startup-config Contents of startup configuration
tcp Status of TCP connections
terminal Display terminal configuration parameters
users Display information about terminal lines
version System hardware and software status
vlan VTP VLAN status
vtp Configure VLAN database
Switch#show ip ?
access-lists List access lists
arp IP ARP table
cef Cisco Express Forwarding
dhcp Show items in the DHCP database
eigrp IP-EIGRP show commands
interface IP interface status and configuration
nat IP NAT information
ospf OSPF information
protocols IP routing protocol process parameters and statistics
rip IP RIP show commands
route IP routing table
ssh Information on SSH
Switch#show ip interface ?
Ethernet IEEE 802.3
FastEthernet FastEthernet IEEE 802.3
GigabitEthernet GigabitEthernet IEEE 802.3z
Loopback Loopback interface
Serial Serial
Vlan Catalyst Vlans
brief Brief summary of IP status and configuration
<cr>
Switch#show ip interface fastEthernet 0/1
FastEthernet0/1 is up, line protocol is up
Internet protocol processing disabled
Switch#show ip interface fastEthernet 0/2
FastEthernet0/2 is up, line protocol is up
Internet protocol processing disabled
Switch#show running-config
Building configuration...
Current configurat
!
hostname Switch ion : 1168 bytes
!
version 12.2
no service password-encryption
!
!
!
!
!
ip ssh version 1
!
port-channel load-balance src-mac
!
interface FastEthernet0/1
no switchport
ip address 1.1.1 .1 255.0.0.0
duplex auto
speed auto
!
interface FastEthernet0/2
no switchport
ip address 2.2.2 .1 255.0.0.0
duplex auto
speed auto
!
interface FastEthernet0/3
!
interface FastEthernet0/4
!
interface FastEthernet0/5
!
interface FastEthernet0/6
!
interface FastEthernet0/7
!
interface FastEthernet0/8
!
interface FastEthernet0/9
!
interface FastEthernet0/10
!
interface FastEthernet0/11
!
interface FastEthernet0/12
!
interface FastEthernet0/13
!
interface FastEthernet0/14
!
interface FastEthernet0/15
!
interface FastEthernet0/16
!
interface FastEthernet0/17
!
interface FastEthernet0/18
!
interface FastEthernet0/19
!
interface FastEthernet0/20
!
interface FastEthernet0/21
!
interface FastEthernet0/22
!
interface FastEthernet0/23
!
interface FastEthernet0/24
!
interface GigabitEthernet0/1
!
interface GigabitEthernet0/2
!
interface Vlan1
no ip address
shutdown
!
ip classless
ip route 4.0.0 .0 255.0.0.0 FastEthernet0/2
!
!
!
!
!
line con 0
line vty 0 4
login
!
!
end
Switch#
Switch 1的配置：
Switch>enable
Switch#configure terminal
Enter configuration commands, one per line. End with CNTL/Z.
Switch(config)#interface fastEthernet 0/1
Switch(config-if)#no switchport
%LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet0/1, changed state to down
%LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet0/1, changed state to upSwitch(config-if)#ip add
Switch(config-if)#ip address 2.2.2 .2 255.0.0.0
Switch(config-if)#no shutdown
Switch(config-if)#exit
Switch(config)#interface fastEthernet 0/2
Switch(config-if)#no switchport
%LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet0/2, changed state to down
%LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet0/2, changed state to up
Switch(config-if)#
Switch(config-if)#ip address 3.3.3 .1 255.0.0.0
Switch(config-if)#no shutdown
Switch(config-if)#exit
Switch(config)#ip route 1.0.0 .0 255.0.0.0 fastEthernet 0/1
Switch(config)#ip route 4.0.0 .0 255.0.0.0 fastEthernet 0/2
Switch(config)#exit
%SYS-5-CONFIG_I: Configured from console by console
Switch#ping 1.1.1 .2
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 1.1.1 .2, timeout is 2 seconds:
.!!!!
Success rate is 80 percent (4/5), round-trip min/avg/max = 47/59/63 ms
Switch#ping 4.4.4 .2
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 4.4.4 .2, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 47/59/63 ms
Switch#ping 2.2.2 .1
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 2.2.2 .1, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 31/31/32 ms
Switch#ping 3.3.3 .2
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 3.3.3 .2, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 15/28/32 ms
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
S 1.0.0 .0/8 is directly connected, FastEthernet0/1
C 2.0.0 .0/8 is directly connected, FastEthernet0/1
C 3.0.0 .0/8 is directly connected, FastEthernet0/2
S 4.0.0 .0/8 is directly connected, FastEthernet0/2
Switch#
Switch 2 的配置：
Switch>enable
Switch#configure terminal
Enter configuration commands, one per line. End with CNTL/Z.
Switch(config)#interface fastEthernet 0/2
Switch(config-if)#no switchport
%LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet0/2, changed state to down
%LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet0/2, changed state to up
Switch(config-if)#
Switch(config-if)#ip address 3.3.3 .2 255.0.0.0
Switch(config-if)#no shutdown
Switch(config-if)#exit
Switch(config)#interface fastEthernet 0/1
Switch(config-if)#no switchport
%LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet0/1, changed state to down
%LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet0/1, changed state to up
Switch(config-if)#
Switch(config-if)#ip address 4.4.4 .1 255.0.0.0
Switch(config-if)#no shutdown
Switch(config-if)#exit
Switch(config)#ip route 1.0.0 .0 255.0.0.0 fastEthernet 0/2
Switch(config)#exit
%SYS-5-CONFIG_I: Configured from console by console
Switch#ping 4.4.4 .2
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 4.4.4 .2, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 31/31/32 ms
Switch#ping 3.3.3 .1
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 3.3.3 .1, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 31/31/32 ms
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
S 1.0.0 .0/8 is directly connected, FastEthernet0/2
C 3.0.0 .0/8 is directly connected, FastEthernet0/2
C 4.0.0 .0/8 is directly connected, FastEthernet0/1
