思科設(shè)備三層交換機(jī)的vlan間通信配置

1、本次主要講解三層交換實現(xiàn) vian間的相互通信:3560-2psM SwLaptop-PT192.168-2.2'24本例配置模型圖命令行:swA配置命令：Switch>e nableSwitch#vlandatabase / 進(jìn)入 vian 配置模式% Warning: It is recomme nded to con figure VLAN from config mode, as VLAN database mode is being deprecated. Please con sult user docume ntati on for con figuri ng VT

2、P/VLAN in config mode.Switch(vlan)#vlan 2 name TztA/ 在 swA 上創(chuàng)建 vlan 2 名為 TztAVLAN 2 added:Name: TztASwitch(vlan)#vlan 3 name TztB / 在 swA上創(chuàng)建 vlan 3 名為 TztB VLAN 3 added:Name: TztBSwitch(vla n)#exitAPPLY completed.Exit in g.Switch#co nf tEn ter con figurati on comma nds, one per line. End with CNTL/Z

3、.Switch(co nfig)#i nt fO/2Switch(c on fig-if)#switchport mode accessSwitch(config-if)#switchport access vlan 2Switch(config-if)#exitSwitch(config)#int f0/3Switch(config-if)#switchport mode accessSwitch(config-if)#switchport access vlan 3 Switch(config-if)#exitSwitch(config)#int f0/1Switch(config-if)

4、#switchport mode trunk/ 將 f0/2 劃分給 vlan 2/ 將 f0/3 劃分給 vlan 3/ 配置與三層設(shè)備連接的 f0/1 為 trunk 模式%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)#switchport trunk allowe

5、d vlan all / 允許所有 vlan 通過 f0/1 端口 Switch(config-if)#exitSwitch(config)#exitSwitch#%SYS-5-CONFIG_I: Configured from console by consoleSwitch#wrBuilding configuration.OKSwitch#(三層交換機(jī)) M sw 命令配置：Switch>Switch>enableSwitch#vlandatabase / 進(jìn)入 vlan 配置模式% Warning: It is recommended to configure VLAN f

6、rom config mode, as VLAN database mode is being deprecated. Please consult user documentation for configuring VTP/VLAN in config mode.Switch(vlan)#vlan 2 name TztA / 在 Msw上創(chuàng)建 vian 2 名為 TztA VLAN 2 added:Name: TztASwitch(vlan)#vlan 3 name TztB / 在 Msw上創(chuàng)建 vian 2 名為 TztAVLAN 3 added:Name: TztBSwitch(vl

7、a n)#exitAPPLY completed.Exit in g.Switch#co nf tEn ter con figurati on comma nds, one per line. End with CNTL/Z.Switch(co nfig)#i nt fO/1Switch(config-if)#switchport mode trunk / 配置三層設(shè)備與二層設(shè)備連接的 fO/1 為trunk模式Comma nd rejected: An in terface whose trunk en capsulati on is "Auto" can not bec

8、on figured to "tr unk" mode.Switch(config-if)#switchport trunk allowed vlan all/ 允許所有 vlan 通過 f0/1 端口Switch(config-if)#no shutdown/ 激活端口Switch(c on fig-if)#exitSwitch(config)#ip routing/使用三層設(shè)備的路由功能Switch(config)#intvlan 2/ 進(jìn)入 vlan 2 配置模式虛擬端口%LINK-5-CHANGED: In terface Vla n2, cha nged stat

9、e to upSwitch(co nfig-if)#%LINEPROTO-5-UPDOWN: Line protocol on In terface Vla n2, changed state to upSwitch(config-if)#ip address 192.168.1.1 255.255.255.0/ 配置 vlan 2 的 ip 地址Switch(config-if)#no shutdown/ 激活端口Switch(c on fig-if)#exitSwitch(config)#intvlan 3/ 配置 vlan 3 虛擬端口Switch(co nfig-if)#%LINK-5

10、-CHANGED: In terface Vla n3, cha nged state to up%LINEPROTO-5-UPDOWN: Line protocol on In terface Vla n3, changed state to upSwitch(config-if)#ip address 192.168.2.1 255.255.255.0Switch(c on fig-if)# no shutdow nSwitch(c on fig-if)#exitSwitch(c on fig)#do show ip routeCodes: C - conn ected, S - stat

11、ic, I - IGRP, R - RIP, M - mobile, B - BGPD - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF in ter areaN1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2E1 - 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 in ter area * - can didate default, U - per-user static route, o - ODRP - periodic dow nl oaded static route上述的配置成果Gateway of last resort is not setC 192.168.1.0/24 is directly connected, Vlan2 /C 192.168.2.0/24 is directly conn ected, Vla