本节中的全设备配置均针对实例2：2948G-L3 配置样例中的单VLAN 网络。
图2：实例2的网络图
Catalyst 2948G-L3 配置
2948G-L3#show ru ing-config Building configuration... Current configuration: ! ! Last configuration change at 04:48:24 T Thu Jun 22 2000 ! NVRAM config last updated at 04:45:02 T Thu Jun 22 2000 ! version 12.0 no service pad service timestam debug datetime msec localtime service timestam log datetime msec localtime no service pa word-encryption ! hostname 2948G-L3 ! no logging co ole enable pa word verysecret ! clock timezone T -8 clock calendar-valid ip su et-zero bridge irb ! ! ! interface Port-cha el1 no ip addre no ip directed-broadcast hold-queue 300 in ! interface Port-cha el1.1 enca ulation isl 1 no ip redirects no ip directed-broadcast bridge-group 1 ! interface Port-cha el1.100 enca ulation isl 100 ip addre 10.100.100.1 255.255.255.0 no ip redirects no ip directed-broadcast ! interface Port-cha el2 no ip addre no ip directed-broadcast hold-queue 300 in ! interface Port-cha el2.1 enca ulation isl 1 no ip redirects no ip directed-broadcast bridge-group 1 ! interface Port-cha el2.10 enca ulation isl 10 ip addre 10.10.10.1 255.255.255.0 no ip redirects no ip directed-broadcast ! interface Port-cha el2.20 enca ulation isl 20 ip addre 10.20.20.1 255.255.255.0 no ip redirects no ip directed-broadcast ! interface FastEthernet1 no ip addre no ip directed-broadcast bridge-group 200 bridge-group 200 a ing-disabled ! interface FastEthernet2 no ip addre no ip directed-broadcast bridge-group 200 bridge-group 200 a ing-disabled ! interface FastEthernet3 no ip addre no ip directed-broadcast bridge-group 200 bridge-group 200 a ing-disabled ! interface FastEthernet4 no ip addre no ip directed-broadcast bridge-group 200 bridge-group 200 a ing-disabled ! interface FastEthernet5 no ip addre no ip directed-broadcast bridge-group 200 bridge-group 200 a ing-disabled ! interface FastEthernet6 no ip addre no ip directed-broadcast bridge-group 200 bridge-group 200 a ing-disabled ! interface FastEthernet7 no ip addre no ip directed-broadcast bridge-group 200 bridge-group 200 a ing-disabled ! interface FastEthernet8 no ip addre no ip directed-broadcast bridge-group 200 bridge-group 200 a ing-disabled ! interface FastEthernet9 no ip addre no ip directed-broadcast bridge-group 200 bridge-group 200 a ing-disabled ! interface FastEthernet10 no ip addre no ip directed-broadcast bridge-group 200 bridge-group 200 a ing-disabled ! interface FastEthernet11 no ip addre no ip directed-broadcast bridge-group 200 bridge-group 200 a ing-disabled ! interface FastEthernet12 no ip addre no ip directed-broadcast bridge-group 200 bridge-group 200 a ing-disabled ! interface FastEthernet13 no ip addre no ip directed-broadcast bridge-group 200 bridge-group 200 a ing-disabled ! interface FastEthernet14 no ip addre no ip directed-broadcast bridge-group 200 bridge-group 200 a ing-disabled ! interface FastEthernet15 no ip addre no ip directed-broadcast bridge-group 200 bridge-group 200 a ing-disabled ! interface FastEthernet16 no ip addre no ip directed-broadcast bridge-group 200 bridge-group 200 a ing-disabled ! interface FastEthernet17 no ip addre no ip directed-broadcast bridge-group 200 bridge-group 200 a ing-disabled ! interface FastEthernet18 no ip addre no ip directed-broadcast bridge-group 200 bridge-group 200 a ing-disabled ! interface FastEthernet19 no ip addre no ip directed-broadcast bridge-group 200 bridge-group 200 a ing-disabled ! interface FastEthernet20 no ip addre no ip directed-broadcast bridge-group 200 bridge-group 200 a ing-disabled ! interface FastEthernet21 no ip addre no ip directed-broadcast bridge-group 200 bridge-group 200 a ing-disabled ! interface FastEthernet22 no ip addre no ip directed-broadcast bridge-group 200 bridge-group 200 a ing-disabled ! interface FastEthernet23 no ip addre no ip directed-broadcast bridge-group 200 bridge-group 200 a ing-disabled ! interface FastEthernet24 no ip addre no ip directed-broadcast bridge-group 200 bridge-group 200 a ing-disabled ! interface FastEthernet25 no ip addre no ip directed-broadcast bridge-group 200 bridge-group 200 a ing-disabled ! interface FastEthernet26 no ip addre no ip directed-broadcast bridge-group 200 bridge-group 200 a ing-disabled ! interface FastEthernet27 no ip addre no ip directed-broadcast bridge-group 200 bridge-group 200 a ing-disabled ! interface FastEthernet28 no ip addre no ip directed-broadcast bridge-group 200 bridge-group 200 a ing-disabled ! interface FastEthernet29 no ip addre no ip directed-broadcast bridge-group 200 bridge-group 200 a ing-disabled ! interface FastEthernet30 no ip addre no ip directed-broadcast bridge-group 200 bridge-group 200 a ing-disabled ! interface FastEthernet31 no ip addre no ip directed-broadcast bridge-group 200 bridge-group 200 a ing-disabled ! interface FastEthernet32 no ip addre no ip directed-broadcast bridge-group 200 bridge-group 200 a ing-disabled ! interface FastEthernet33 no ip addre no ip directed-broadcast bridge-group 200 bridge-group 200 a ing-disabled ! interface FastEthernet34 no ip addre no ip directed-broadcast bridge-group 200 bridge-group 200 a ing-disabled ! interface FastEthernet35 no ip addre no ip directed-broadcast bridge-group 200 bridge-group 200 a ing-disabled ! interface FastEthernet36 no ip addre no ip directed-broadcast bridge-group 200 bridge-group 200 a ing-disabled ! interface FastEthernet37 no ip addre no ip directed-broadcast bridge-group 200 bridge-group 200 a ing-disabled ! interface FastEthernet38 no ip addre no ip directed-broadcast bridge-group 200 bridge-group 200 a ing-disabled ! interface FastEthernet39 no ip addre no ip directed-broadcast bridge-group 200 bridge-group 200 a ing-disabled ! interface FastEthernet40 no ip addre no ip directed-broadcast bridge-group 200 bridge-group 200 a ing-disabled ! interface FastEthernet41 no ip addre no ip directed-broadcast bridge-group 200 bridge-group 200 a ing-disabled ! interface FastEthernet42 no ip addre no ip directed-broadcast bridge-group 200 bridge-group 200 a ing-disabled ! interface FastEthernet43 no ip addre no ip directed-broadcast bridge-group 200 bridge-group 200 a ing-disabled ! interface FastEthernet44 no ip addre no ip directed-broadcast ! interface FastEthernet44.1 enca ulation isl 1 no ip redirects no ip directed-broadcast bridge-group 1 ! interface FastEthernet44.30 enca ulation isl 30 ip addre 10.30.30.1 255.255.255.0 no ip redirects no ip directed-broadcast ! interface FastEthernet45 no ip addre no ip directed-broadcast cha el-group 2 ! interface FastEthernet46 no ip addre no ip directed-broadcast cha el-group 2 ! interface FastEthernet47 no ip addre no ip directed-broadcast cha el-group 2 ! interface FastEthernet48 no ip addre no ip directed-broadcast cha el-group 2 ! interface GigabitEthernet49 no ip addre no ip directed-broadcast no negotiation auto cha el-group 1 ! interface GigabitEthernet50 no ip addre no ip directed-broadcast no negotiation auto cha el-group 1 ! interface BVI1 ip addre 10.1.1.1 255.255.255.0 no ip directed-broadcast no ip route-cache cef ! interface BVI200 ip addre 10.200.200.1 255.255.255.0 no ip directed-broadcast no ip route-cache cef ! ip cla le ! bridge 1 protocol ieee bridge 1 route ip bridge 200 protocol ieee bridge 200 route ip ! line con 0 tra ort i ut none line aux 0 line vty 0 4 pa word secret login ! end 2948G-L3#
Catalyst 3512XL 配置
3512XL#show ru ing-config Building configuration... Current configuration: ! ! Last configuration change at 12:52:31 T Thu Jun 22 2000 ! NVRAM config last updated at 12:52:32 T Thu Jun 22 2000 ! version 12.0 no service pad service timestam debug datetime msec localtime service timestam log datetime msec localtime no service pa word-encryption ! hostname 3512XL ! no logging co ole enable pa word verysecret ! ! ! ! ! clock timezone T -8 ! ip su et-zero ! ! ! interface FastEthernet0/1 switchport acce vlan 100 a ing-tree portfast ! interface FastEthernet0/2 switchport acce vlan 100 a ing-tree portfast ! interface FastEthernet0/3 switchport acce vlan 100 a ing-tree portfast ! interface FastEthernet0/4 switchport acce vlan 100 a ing-tree portfast ! interface FastEthernet0/5 switchport acce vlan 100 a ing-tree portfast ! interface FastEthernet0/6 switchport acce vlan 100 a ing-tree portfast ! interface FastEthernet0/7 switchport acce vlan 100 a ing-tree portfast ! interface FastEthernet0/8 switchport acce vlan 100 a ing-tree portfast ! interface FastEthernet0/9 switchport acce vlan 100 a ing-tree portfast ! interface FastEthernet0/10 switchport acce vlan 100 a ing-tree portfast ! interface FastEthernet0/11 switchport acce vlan 100 a ing-tree portfast ! interface FastEthernet0/12 switchport acce vlan 100 a ing-tree portfast ! interface GigabitEthernet0/1 no negotiation auto port group 1 switchport mode trunk ! interface GigabitEthernet0/2 no negotiation auto port group 1 switchport mode trunk ! interface VLAN1 ip addre 10.1.1.2 255.255.255.0 no ip directed-broadcast no ip route-cache ! ip default-gateway 10.1.1.1 ! line con 0 tra ort i ut none sto its 1 line vty 0 4 pa word secret login line vty 5 15 login ! end 3512XL#
Catalyst 2924XL 配置
2924XL#show ru ing-config Building configuration... Current configuration: ! ! Last configuration change at 12:58:30 T Thu Jun 22 2000 ! NVRAM config last updated at 12:58:40 T Thu Jun 22 2000 ! version 12.0 no service pad service timestam debug datetime msec localtime service timestam log datetime msec localtime no service pa word-encryption ! hostname 2924XL ! no logging co ole enable pa word verysecret ! ! ! ! ! clock timezone T -8 ! ip su et-zero ! ! ! interface FastEthernet0/1 switchport acce vlan 30 a ing-tree portfast ! interface FastEthernet0/2 switchport acce vlan 30 a ing-tree portfast ! interface FastEthernet0/3 switchport acce vlan 30 a ing-tree portfast ! interface FastEthernet0/4 switchport acce vlan 30 a ing-tree portfast ! interface FastEthernet0/5 switchport acce vlan 30 a ing-tree portfast ! interface FastEthernet0/6 switchport acce vlan 30 a ing-tree portfast ! interface FastEthernet0/7 switchport acce vlan 30 a ing-tree portfast ! interface FastEthernet0/8 switchport acce vlan 30 a ing-tree portfast ! interface FastEthernet0/9 switchport acce vlan 30 a ing-tree portfast ! interface FastEthernet0/10 switchport acce vlan 30 a ing-tree portfast ! interface FastEthernet0/11 switchport acce vlan 30 a ing-tree portfast ! interface FastEthernet0/12 switchport acce vlan 30 a ing-tree portfast ! interface FastEthernet0/13 switchport acce vlan 30 a ing-tree portfast ! interface FastEthernet0/14 switchport acce vlan 30 a ing-tree portfast ! interface FastEthernet0/15 switchport acce vlan 30 a ing-tree portfast ! interface FastEthernet0/16 switchport acce vlan 30 a ing-tree portfast ! interface FastEthernet0/17 switchport acce vlan 30 a ing-tree portfast ! interface FastEthernet0/18 switchport acce vlan 30 a ing-tree portfast ! interface FastEthernet0/19 switchport acce vlan 30 a ing-tree portfast ! interface FastEthernet0/20 switchport acce vlan 30 a ing-tree portfast ! interface FastEthernet0/21 switchport acce vlan 30 a ing-tree portfast ! interface FastEthernet0/22 switchport acce vlan 30 a ing-tree portfast ! interface FastEthernet0/23 switchport acce vlan 30 a ing-tree portfast ! interface FastEthernet0/24 switchport mode trunk ! interface VLAN1 ip addre 10.1.1.4 255.255.255.0 no ip directed-broadcast no ip route-cache ! ip default-gateway 10.1.1.1 ! line con 0 tra ort i ut none sto its 1 line vty 0 4 pa word secret login line vty 5 15 login ! end 2924XL#
Catalyst 3548XL 配置
3548XL#show ru ing-config Building configuration... Current configuration: ! ! Last configuration change at 12:56:22 T Thu Jun 22 2000 ! NVRAM config last updated at 12:56:23 T Thu Jun 22 2000 ! version 12.0 no service pad service timestam debug datetime msec localtime service timestam log datetime msec localtime no service pa word-encryption ! hostname 3548XL ! no logging co ole enable pa word verysecret ! ! ! ! ! clock timezone T -8 ! ip su et-zero ! ! ! interface FastEthernet0/1 switchport acce vlan 10 a ing-tree portfast ! interface FastEthernet0/2 switchport acce vlan 10 a ing-tree portfast ! interface FastEthernet0/3 switchport acce vlan 10 a ing-tree portfast ! interface FastEthernet0/4 switchport acce vlan 10 a ing-tree portfast ! interface FastEthernet0/5 switchport acce vlan 10 a ing-tree portfast ! interface FastEthernet0/6 switchport acce vlan 10 a ing-tree portfast ! interface FastEthernet0/7 switchport acce vlan 10 a ing-tree portfast ! interface FastEthernet0/8 switchport acce vlan 10 a ing-tree portfast ! interface FastEthernet0/9 switchport acce vlan 10 a ing-tree portfast ! interface FastEthernet0/10 switchport acce vlan 10 a ing-tree portfast ! interface FastEthernet0/11 switchport acce vlan 10 a ing-tree portfast ! interface FastEthernet0/12 switchport acce vlan 10 a ing-tree portfast ! interface FastEthernet0/13 switchport acce vlan 10 a ing-tree portfast ! interface FastEthernet0/14 switchport acce vlan 10 a ing-tree portfast ! interface FastEthernet0/15 switchport acce vlan 10 a ing-tree portfast ! interface FastEthernet0/16 switchport acce vlan 10 a ing-tree portfast ! interface FastEthernet0/17 switchport acce vlan 10 a ing-tree portfast ! interface FastEthernet0/18 switchport acce vlan 10 a ing-tree portfast ! interface FastEthernet0/19 switchport acce vlan 10 a ing-tree portfast ! interface FastEthernet0/20 switchport acce vlan 10 a ing-tree portfast ! interface FastEthernet0/21 switchport acce vlan 10 a ing-tree portfast ! interface FastEthernet0/22 switchport acce vlan 10 a ing-tree portfast ! interface FastEthernet0/23 switchport acce vlan 10 a ing-tree portfast ! interface FastEthernet0/24 switchport acce vlan 10 a ing-tree portfast ! interface FastEthernet0/25 switchport acce vlan 20 a ing-tree portfast ! interface FastEthernet0/26 switchport acce vlan 20 a ing-tree portfast ! interface FastEthernet0/27 switchport acce vlan 20 a ing-tree portfast ! interface FastEthernet0/28 switchport acce vlan 20 a ing-tree portfast ! interface FastEthernet0/29 switchport acce vlan 20 a ing-tree portfast ! interface FastEthernet0/30 switchport acce vlan 20 a ing-tree portfast ! interface FastEthernet0/31 switchport acce vlan 20 a ing-tree portfast ! interface FastEthernet0/32 switchport acce vlan 20 a ing-tree portfast ! interface FastEthernet0/33 switchport acce vlan 20 a ing-tree portfast ! interface FastEthernet0/34 switchport acce vlan 20 a ing-tree portfast ! interface FastEthernet0/35 switchport acce vlan 20 a ing-tree portfast ! interface FastEthernet0/36 switchport acce vlan 20 a ing-tree portfast ! interface FastEthernet0/37 switchport acce vlan 20 a ing-tree portfast ! interface FastEthernet0/38 switchport acce vlan 20 a ing-tree portfast ! interface FastEthernet0/39 switchport acce vlan 20 a ing-tree portfast ! interface FastEthernet0/40 switchport acce vlan 20 a ing-tree portfast ! interface FastEthernet0/41 switchport acce vlan 20 a ing-tree portfast ! interface FastEthernet0/42 switchport acce vlan 20 a ing-tree portfast ! interface FastEthernet0/43 switchport acce vlan 20 a ing-tree portfast ! interface FastEthernet0/44 switchport acce vlan 20 a ing-tree portfast ! interface FastEthernet0/45 port group 1 switchport mode trunk ! interface FastEthernet0/46 port group 1 switchport mode trunk ! interface FastEthernet0/47 port group 1 switchport mode trunk ! interface FastEthernet0/48 port group 1 switchport mode trunk ! interface GigabitEthernet0/1 ! interface GigabitEthernet0/2 ! interface VLAN1 ip addre 10.1.1.3 255.255.255.0 no ip directed-broadcast no ip route-cache ! ip default-gateway 10.1.1.1 ! line con 0 tra ort i ut none sto its 1 line vty 0 4 pa word secret login line vty 5 15 login ! end 3548XL#
