三层交换机直连.docx
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三层交换机直连.docx
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三层交换机直连
目录:
一、交换机登录密码设置
二、三层交换机直连
三、交换机划分VLAN
四、三层交换机VLAN实验
五、思科三层交换机配置实验
六、
一、交换机登录密码设置
cisco的3560、2960交换机配置telnet的方法
首先,如果你要在别的vlan中也能够telnet那么必须要有三层设备,同时,在三层设备上的iprouting必须开启,开启方式是,在config模式下输入命令iprouting即可,然后就可以在任何一个vlan中用交换机的ip地址来登陆具体方法如下
1,设置管理ip就用来登陆交换机的ip
conft
intvlan1
ipadd
2.必须要设置enalbe密码否则telnet时会提示交换机没有设置密码无法telnet
conft
enabpass****
3.然后进入到vty模式下开启交换机的远程telnet功能
conft
linevty04
pass****
login
Switch>en
Switch#configt
Enterconfigurationcommands,oneperline.EndwithCNTL/Z.
Switch(config)#enablepasswordable输入EN时的密码
Switch(config)#linecons0
Switch(config-line)#passwordline
Switch(config-line)#login
Switch(config-line)#linevty04
Switch(config-line)#passwordvty
Switch(config-line)#login
Switch(config-line)#exit
Switch(config)#exit
%SYS-5-CONFIG_I:
Configuredfromconsolebyconsole
Switch#copyrunning-configstartup-config
Destinationfilename[startup-config]?
2960
%Errorcopyingnvram:
2960(Invalidargument)
登录时:
UserAccessVerification
Password:
输入密码line
Switch>en
Password:
输入密码able
二、三层交换机直连
3560fa0/1----------------2960fa0/2(switch1)
3560fa0/1----------------2960fa0/2(switch2)
3560fa0/2----------------3560fa0/2(交换机直连)
VLAN2192.168.2.1
VLAN3192.168.3.1
VLAN4192.168.4.1
VLAN5192.168.5.1
2960-sw1
Fa0/1-------------------pc0网关:
192.168.1.1IP:
192.168.1.2
2960-sw2
Fa0/1-------------------pc1网关:
192.168.2.1IP:
192.168.2.2
Switch3560------1
Switch>en
Switch#configt
Enterconfigurationcommands,oneperline.EndwithCNTL/Z.
Switch(config)#interfa0/1
Switch(config-if)#noswitchport
%LINEPROTO-5-UPDOWN:
LineprotocolonInterfaceFastEthernet0/1,changedstatetodown
%LINEPROTO-5-UPDOWN:
LineprotocolonInterfaceFastEthernet0/1,changedstatetoup
Switch(config-if)#ipaddress192.168.1.1255.255.255.0
Switch(config-if)#noshut
Switch(config-if)#interfa0/2
Switch(config-if)#noswitchport
%LINEPROTO-5-UPDOWN:
LineprotocolonInterfaceFastEthernet0/2,changedstatetodown
%LINEPROTO-5-UPDOWN:
LineprotocolonInterfaceFastEthernet0/2,changedstatetoup
Switch(config-if)#ipaddress192.168.3.1255.255.255.0
Switch(config-if)#noshut
Switch(config-if)#exit
Switch(config)#routerrip
Switch(config-router)#network192.168.1.0
Switch(config-router)#network192.168.3.0
Switch(config-router)#exit
Switch(config)#
pc1网关:
192.168.1.1IP:
192.168.1.2
Switch3560---1
Switch>en
Switch#configt
Enterconfigurationcommands,oneperline.EndwithCNTL/Z.
Switch(config)#interfa0/1
Switch(config-if)#noswitchport
%LINEPROTO-5-UPDOWN:
LineprotocolonInterfaceFastEthernet0/1,changedstatetodown
%LINEPROTO-5-UPDOWN:
LineprotocolonInterfaceFastEthernet0/1,changedstatetoup
Switch(config-if)#ipaddress192.168.2.1255.255.255.0
Switch(config-if)#noshut
Switch(config-if)#interfa0/2
Switch(config-if)#noswitchport
%LINEPROTO-5-UPDOWN:
LineprotocolonInterfaceFastEthernet0/2,changedstatetodown
%LINEPROTO-5-UPDOWN:
LineprotocolonInterfaceFastEthernet0/2,changedstatetoup
Switch(config-if)#ipaddress192.168.3.2255.255.255.0
Switch(config-if)#noshut
Switch(config-if)#routerrip
Switch(config-router)#network192.168.2.0
Switch(config-router)#network192.168.3.0
Switch(config-router)#exit
Switch(config)#
pc2网关:
192.168.2.1IP:
192.168.2.2
三、交换机划分VLAN
说明:
一台3560交换机
vlan10IP:
192.168.10.1端口:
fa0/1-9
vlan20IP:
192.168.20.1端口:
fa0/10-20
pc0网关:
192.168.10.1IP:
192.168.10.2vlan10
pc1网关:
192.168.10.1IP:
192.168.10.3vlan10
pc2网关:
192.168.20.1IP:
192.168.20.2vlan20
pc3网关:
192.168.20.1IP:
192.168.20.3vlan20
Switch>en
Switch#configt
Enterconfigurationcommands,oneperline.EndwithCNTL/Z.
Switch(config)#vlan10
Switch(config-vlan)#exit
Switch(config)#intervlan10
%LINK-5-CHANGED:
InterfaceVlan10,changedstatetoup
Switch(config-if)#ipaddress192.168.10.1255.255.255.0
Switch(config-if)#exit
Switch(config)#interfa0/1
Switch(config-if)#switchportmodeaccess
Switch(config-if)#switchportaccessvlan10
(config-if)#exit
Switch(config-if)#interfa0/2
Switch(config-if)#switchportmodeaccess
Switch(config-if)#switchportaccessvlan10
Switch(config)#vlan20
Switch(config-vlan)#exit
Switch(config)#intervlan20
Switch(config-if)#ipaddress192.168.20.1255.255.255.0
Switch(config-if)#exit
Switch(config)#interfa0/10
Switch(config-if)#switchportmodeaccess
Switch(config-if)#switchportaccessvlan20
Switch(config-if)#interfa0/11
Switch(config-if)#switchportmodeaccess
Switch(config-if)#switchportaccessvlan20
Switch(config-if)#exit
Switch(config)#exit
Switch(config)#
Switch#showvlan
pc1fa0/1网关:
192.168.10.1IP:
192.168.10.2
pc2fa0/2网关:
192.168.10.1IP:
192.168.10.3
pc3fa0/10网关:
192.168.20.1IP:
192.168.20.2
pc4fa0/11网关:
192.168.20.1IP:
192.168.20.3
四、三层交换机VLAN实验
将鼠标移动到连线的绿色点上即可看到两端对应端口
3560Gig0/1----------------2960Gig1/1(switch1)
3560Gig0/2----------------2960Gig1/1(switch2)
VLAN2192.168.2.1
VLAN3192.168.3.1
VLAN4192.168.4.1
VLAN5192.168.5.1
2960-sw1
Fa0/1-------------------pc1-1vlan:
2网关:
192.168.2.1IP:
192.168.2.2
Fa0/2-------------------pc1-2vlan:
3网关:
192.168.3.1IP:
192.168.3.2
2960-sw2
Fa0/1-------------------pc2-1vlan:
4网关:
192.168.4.1IP:
192.168.4.2
Fa0/2-------------------pc2-2vlan:
5网关:
192.168.5.1IP:
192.168.5.2
一、配置3560
1、在3560上配置VLAN以及相关信息
Switch>en
Switch#configt
Enterconfigurationcommands,oneperline.EndwithCNTL/Z.
Switch(config)#exit
%SYS-5-CONFIG_I:
Configuredfromconsolebyconsole
Switch#vlandatabase
%Warning:
ItisrecommendedtoconfigureVLANfromconfigmode,
asVLANdatabasemodeisbeingdeprecated.Pleaseconsultuser
documentationforconfiguringVTP/VLANinconfigmode.
Switch(vlan)#vlan2
VLAN2added:
Name:
VLAN0002
Switch(vlan)#vlan3
VLAN3added:
Name:
VLAN0003
Switch(vlan)#vlan4
VLAN4added:
Name:
VLAN0004
Switch(vlan)#vlan5
VLAN5added:
Name:
VLAN0005
Switch(vlan)#exit
APPLYcompleted.
Exiting....
Switch#configt
Enterconfigurationcommands,oneperline.EndwithCNTL/Z.
Switch(config)#intervlan2
%LINK-5-CHANGED:
InterfaceVlan2,changedstatetoupSwitch(config-if)#
Switch(config-if)#ipaddress192.168.2.1255.255.255.0
Switch(config-if)#noshut
Switch(config-if)#intervlan3
%LINK-5-CHANGED:
InterfaceVlan3,changedstatetoupSwitch(config-if)#
Switch(config-if)#ipaddress192.168.3.0255.225.255.0
Badmask0xFFE1FF00foraddress192.168.3.0
Switch(config-if)#ipaddress192.168.3.1255.255.255.0
Switch(config-if)#intervlan4
%LINK-5-CHANGED:
InterfaceVlan4,changedstatetoupSwitch(config-if)#
Switch(config-if)#ipaddress192.168.4.1255.255.255.0
Switch(config-if)#noshut
Switch(config-if)#intervlan5
%LINK-5-CHANGED:
InterfaceVlan5,changedstatetoupSwitch(config-if)#
Switch(config-if)#ipaddress192.168.5.1255.255.255.0
Switch(config-if)#noshut
Switch(config-if)#exit
2、3560上配置trunk(注:
这里使用的PacketTracer由于不支持通过switchporttrunkencapsolution命令指定trunk协议,默认)
Switch(config)#intergi0/1
Switch(config-if)#shutdown
%LINK-5-CHANGED:
InterfaceGigabitEthernet0/1,changedstatetoadministrativelydown
%LINEPROTO-5-UPDOWN:
LineprotocolonInterfaceGigabitEthernet0/1,changedstatetodown
Switch(config-if)#switchportmode
Switch(config)#intergi0/1
Switch(config-if)#shutdown
Switch(config-if)#switchportmodetrunk
Switch(config-if)#switchporttrunkallowedvlan1-5
Switch(config-if)#noshut
%LINK-5-CHANGED:
InterfaceGigabitEthernet0/1,changedstatetoup
%LINEPROTO-5-UPDOWN:
LineprotocolonInterfaceGigabitEthernet0/1,changedstatetoup
%LINEPROTO-5-UPDOWN:
LineprotocolonInterfaceVlan2,changedstatetoup
%LINEPROTO-5-UPDOWN:
LineprotocolonInterfaceVlan3,changedstatetoup
%LINEPROTO-5-UPDOWN:
LineprotocolonInterfaceVlan4,changedstatetoup
%LINEPROTO-5-UPDOWN:
LineprotocolonInterfaceVlan5,changedstatetoup
Switch(config-if)#intergi0/2
Switch(config-if)#shutdown
%LINK-5-CHANGED:
InterfaceGigabitEthernet0/2,changedstatetoadministrativelydown
%LINEPROTO-5-UPDOWN:
LineprotocolonInterfaceGigabitEthernet0/2,changedstatetodown
Switch(config-if)#switchportmodetrunk
Switch(config-if)#switchporttrunkallowedvlan1-5
Switch(config-if)#noshut
%LINK-5-CHANGED:
InterfaceGigabitEthernet0/2,changedstatetoup
%LINEPROTO-5-UPDOWN:
LineprotocolonInterfaceGigabitEthernet0/2,changedstatetoup
Switch(config-if)#exit
Switch(config)#exit
%SYS-5-CONFIG_I:
Configuredfromconsolebyconsole
Switch#showintertrunk
PortModeEncapsulationStatusNativevlan
Gig0/1on802.1qtrunking1
Gig0/2on802.1qtrunking1
PortVlansallowedontrunk
Gig0/11-5
Gig0/21-5
PortVlansallowedandactiveinmanagementdomain
Gig0/11,2,3,4,5
Gig0/21,2,3,4,5
PortVlansinspanningtreeforwardingstateandnotpruned
Gig0/11,2,3,4,5
Gig0/21,2,3,4,5
Switch#
3、二层交换机配置
Switch------2960--1
Switch>en
Switch#configt
Enterconfigurationcommands,oneperline.EndwithCNTL/Z.
Switch(config)#intergi1/1
Switch(config-if)#shutdown
%LINK-5-CHANGED:
InterfaceGigabitEthernet1/1,changedstatetoadministrativelydown
%LINEPROTO-5-UPDOWN:
LineprotocolonInterfaceGigabitEthernet1/1,changedstatetodown
Switch(config-if)#switchportmodetrunk
Switch(config-if)#switchporttrunkallowedvlan1-5
Switch(config-if)#noshut
%LINK-5-CHANGED:
InterfaceGigabitEthernet1/1,changedstatetoup
%LINEPROTO-5-UPDOWN:
LineprotocolonInterfaceGigabitEthernet1/1,changedstatetoup
Switch(config-if)#interrangefa0/1-9
Switch(config-if-range)#switchportaccessvlan2
%AccessVLANdoesnotexist.Creatingvlan2
Switch(config-if-range)#interrangefa0/10-20
Switch(config-if-range)#switchportaccessvlan2
Switch(config-if-range)#interrangefa0/10-20
Switch(config-if-range)#switchportaccessvlan3
%Acces
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