有图精版VLAN与单臂路由配置.docx
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有图精版VLAN与单臂路由配置
VLAN与单臂路由配置实例分析
实现小型企业局域网二层广播域VLAN隔离和三层全网全连通；掌握Vlan、Trunk、单臂路由的配置方法；分析小型企业局域网广播域大小及二层网络通信过程；分析PC1pingPC4的三层通信过程和二层通信过程；分析PC4pingSW4网管地址的三层通信过程和二层通信过程。
拓扑图如下：
VLAN与单臂路由设置步骤
1、基本信息的配置
SW3的基本信息配置
1Switch>
2
3Switch>enable
4
5Switch#configureterminal
6
7Enterconfigurationcommands,oneperline.EndwithCNTL/Z.
8
9Switch（config）#hostnameSW3
10
11SW3（config）#noipdomain-lookup
12
13SW3（config）#lineconsole0
14
15SW3（config-line）#loggingsynchronous
16
17SW3（config-line）#nologin
18
19SW3（config-line）#privilegelevel15
20
21SW3（config-line）#linevty04
22
23SW3（config-line）#nologin
24
25SW3（config-line）#privilegelevel15
26
27SW3（config-line）#exi
28
29SW3（config）#end
SW4的基本信息配置
30Switch>//普通模式
31
32Switch>enable//进入特权模式
33
34Switch#configureterminal//进入全局配置模式
35
36Enterconfigurationcommands,oneperline.EndwithCNTL/Z.
37
38Switch（config）#hostnameSW4//配置主机命名
39
40SW4（config）#noipdomain-lookup//禁域名查找
41
42SW4（config）#lineconsole0//进入Console口线路模式
43
44SW4（config-line）#loggingsynchronous//Console信息显示自动换行
45
46SW4（config-line）#nologin//配置Console口登录不认证
47
48SW4（config-line）#privilegelevel15//配置Telnet登录为最高特权级别enable不需要密码
49
50SW4（config-line）#exi
51
52SW4（config）#linevty04
53
54SW4（config-line）#nologin
55
56SW4（config-line）#privilegelevel15
57
58SW4（config-line）#exi
59
60SW4（config）#end
RT5的基本信息配置
61Router>
62
63Router>enable
64
65Router#configureterminal
66
67Enterconfigurationcommands,oneperline.EndwithCNTL/Z.
68
69Router（config）#hostnameRT5
70
71RT5（config）#noipdomain-lookup
72
73RT5（config）#lineconsole0
74
75RT5（config-line）#loggingsynchronous
76
77RT5（config-line）#nologin
78
79RT5（config-line）#privilegelevel15
80
81RT5（config-line）#exi
82
83RT5（config）#linevty04
84
85RT5（config-line）#nologin
86
87RT5（config-line）#privilegelevel15
88
89RT5（config-line）#exi
90
91RT5（config）#end
2、二层网络全局配置
SW3的Vlan配置
1SW3#vlandatabase//进入Vlan配置模式
2
3SW3（vlan）#vlan8//创建Vlan8、10、11
4
5VLAN8added:
6
7Name:
VLAN0008
8
9SW3（vlan）#vlan10
10
11VLAN10added:
12
13Name:
VLAN0010
14
15SW3（vlan）#vlan11
16
17VLAN11added:
18
19Name:
VLAN0011
20
21SW3（vlan）#exi
22
23SW3#showvlan-switch//查看Vlan配置信息
24
25VLANNameStatusPorts
26
27----------------------------------------------------------------------------
28
291defaultactiveFa0/0,Fa0/1,Fa0/2,Fa0/3
30
31Fa0/4,Fa0/5,Fa0/6,Fa0/7
32
33Fa0/8,Fa0/9,Fa0/10,Fa0/11
34
35Fa0/12,Fa0/13,Fa0/14,Fa0/15
36
378VLAN0008active
38
3910VLAN0010active
40
4111VLAN0011active
SW4的Vlan配置
42SW4#vlandatabase//进入Vlan配置模式
43
44SW4（vlan）#vlan8//创建Vlan8、10、11
45
46VLAN8added:
47
48Name:
VLAN0008
49
50SW4（vlan）#vlan10
51
52VLAN10added:
53
54Name:
VLAN0010
55
56SW4（vlan）#vlan11
57
58VLAN11added:
59
60Name:
VLAN0011
61
62SW4（vlan）#exi
63
64SW4#showvlan-switch//查看Vlan配置信息
65
66VLANNameStatusPorts
67
68----------------------------------------------------------------------------
69
701defaultactiveFa0/0,Fa0/1,Fa0/2,Fa0/3
71
72Fa0/4,Fa0/5,Fa0/6,Fa0/7
73
74Fa0/8,Fa0/9,Fa0/10,Fa0/11
75
76Fa0/12,Fa0/13,Fa0/14,Fa0/15
77
788VLAN0008active
79
8010VLAN0010active
81
8211VLAN0011active
3、二层链路调试
SW3的Access接口配置
1SW3#configureterminal
2
3Enterconfigurationcommands,oneperline.EndwithCNTL/Z.
4
5SW3（config）#interfa0/10//进入接口fa0/10配置
6
7SW3（config-if）#switchportmodeaccess//配置接口为Access模式
8
9SW3（config-if）#switchportaccessvlan10//把接口划到Vlan10
10
11SW3（config-if）#exi
12
13SW3（config）#interfa0/11//进入接口f0/11配置
14
15SW3（config-if）#switchportmodeaccess//配置接口为Access模式
16
17SW3（config-if）#switchportaccessvlan11//把接口划到Vlan11
18
19SW3（config-if）#exi
SW4的Access接口配置
20SW4#
21
22SW4#configureterminal
23
24Enterconfigurationcommands,oneperline.EndwithCNTL/Z.
25
26SW4（config）#interfa0/10
27
28SW4（config-if）#switchportmodeaccess
29
30SW4（config-if）#switchportaccessvlan10
31
32SW4（config-if）#exi
33
34SW4（config）#interfa0/11
35
36SW4（config-if）#switchportmodeaccess
37
38SW4（config-if）#switchportaccessvlan11
39
40SW4（config-if）#exi
SW3——SW4的Trunk链路调测
41SW3（config）#interfa0/3
42
43SW3（config-if）#switchporttrunkencapsulationdot1q//选择封装协议
44
45SW3（config-if）#switchportmodetrunk//配置接口模式为Trunk
46
47SW3（config-if）#switchporttrunkallowedvlanall//Trunk允许所有Vlan的信息通过
48
49SW3（config-if）#exi
50
51SW4（config）#interfa0/3
52
53SW4（config-if）#switchporttrunkencapsulationdot1q
54
55SW4（config-if）#switchportmodetrunk
56
57SW4（config-if）#switchporttrunkallowedvlanall
58
59SW4（config-if）#exi
4、二层设备网管地址配置
SW3的网管接口配置
1SW3#configureterminal
2
3Enterconfigurationcommands,oneperline.EndwithCNTL/Z.
4
5SW3（config）#intervlan8//为SW3配置网管地址
6
7SW3（config-if）#ipaddress192.168.8.130255.255.255.128
8
9SW3（config-if）#noshutdown
10
11SW3（config-if）#exit
12
13SW3（config）#ipdefault-gateway192.168.8.129//为SW3配置网关
14
15SW3（config）#end
16
17SW3#showrun
SW4的网管接口配置
18SW4（config）#intervlan8//为SW4配置网管地址
19
20SW4（config-if）#ipaddress192.168.8.131255.255.255.128
21
22SW4（config-if）#noshutdown
23
24SW4（config-if）#exi
25
26SW4（config）#ipdefault-gateway192.168.8.129//为SW4配置网关
27
28SW4（config）#exi
29
30SW4#showipinterfacebrief//查看SW4上接口配置信息
31
32InterfaceIP-AddressOK?
MethodStatusProtocol
33
34FastEthernet0/0unassignedYESunsetupdown
35
36FastEthernet0/1unassignedYESunsetupdown
37
38FastEthernet0/2unassignedYESunsetupdown
39
40FastEthernet0/3unassignedYESunsetupup
41
42FastEthernet0/4unassignedYESunsetupdown
43
44FastEthernet0/5unassignedYESunsetupdown
45
46FastEthernet0/6unassignedYESunsetupdown
47
48FastEthernet0/7unassignedYESunsetupdown
49
50FastEthernet0/8unassignedYESunsetupdown
51
52FastEthernet0/9unassignedYESunsetupdown
53
54FastEthernet0/10unassignedYESunsetupup
55
56SW4#showinterfacesstatus//查看SW4上接口的状态
57
58PortNameStatusVlanDuplexSpeedType
59
60Fa0/0notconnect1autoauto10/100BaseTX
61
62Fa0/1notconnect1autoauto10/100BaseTX
63
64Fa0/2notconnect1autoauto10/100BaseTX
65
66Fa0/3connectedtrunka-fulla-10010/100BaseTX
67
68Fa0/4notconnect1autoauto10/100BaseTX
69
70Fa0/5notconnect1autoauto10/100BaseTX
71
72Fa0/6notconnect1autoauto10/100BaseTX
73
74Fa0/7notconnect1autoauto10/100BaseTX
75
76Fa0/8notconnect1autoauto10/100BaseTX
77
78Fa0/9notconnect1autoauto10/100BaseTX
79
80Fa0/10connected10a-fulla-10010/100BaseTX
81
82Fa0/11connected11a-fulla-10010/100BaseTX
83
84Fa0/12notconnect1autoauto10/100BaseTX
85
86Fa0/13notconnect1autoauto10/100BaseTX
87
88Fa0/14notconnect1autoauto10/100BaseTX
89
90Fa0/15notconnect1autoauto10/100BaseTX
5、三层接口配置及链路测试
SW3的上连接口配置
1SW3（config）#interfa0/1
2
3SW3（config-if）#switchporttrunkencapsulationdot1q
4
5SW3（config-if）#switchportmodetrunk
6
7SW3（config-if）#switchporttrunkallowedvlanall
8
9SW3（config-if）#switchporttrunknativevlan8//将该Trunk接口的nativeVlan改为Vlan8
10
11SW3（config-if）#exi
12
13SW3（config）#end
14
15SW3#showipinterfacebrief//查看SW3上接口的配置信息
16
17InterfaceIP-AddressOK?
MethodStatusProtocol
18
19FastEthernet0/0unassignedYESunsetupdown
20
21FastEthernet0/1unassignedYESunsetupup
22
23FastEthernet0/2unassignedYESunsetupdown
24
25FastEthernet0/3unassignedYESunsetupup
26
27FastEthernet0/4unassignedYESunsetupdown
28
29FastEthernet0/5unassignedYESunsetupdown
30
31FastEthernet0/6unassignedYESunsetupdown
32
33FastEthernet0/7unassignedYESunsetupdown
34
35FastEthernet0/8unassignedYESunsetupdown
36
37FastEthernet0/9unassignedYESunsetupdown
38
39FastEthernet0/10unassignedYESunsetupup
40
41FastEthernet0/11unassignedYESunsetupup
42
43SW3#showinterfacesstatus//查看SW3上接口的状态
44
45PortNameStatusVlanDuplexSpeedType
46
47Fa0/0notconnect1autoauto10/100BaseTX
48
49Fa0/1connectedtrunka-fulla-10010/100BaseTX
50
51Fa0/2notconnect1autoauto10/100BaseTX
52
53Fa0/3connectedtrunka-fulla-10010/100BaseTX
54
55Fa0/4notconnect1autoauto10/100BaseTX
56
57Fa0/5notconnect1autoauto10/100BaseTX
58
59Fa0/6notconnect1autoauto10/100BaseTX
60
61Fa0/7notconnect1autoauto10/100BaseTX
62
63Fa0/8notconnect1autoauto10/100BaseTX
64
65Fa0/9notconnect1autoauto10/100BaseTX
66
67Fa0/10connected10a-fulla-10010/100BaseTX
68
69Fa0/11connected11a-fulla-10010/100BaseTX
70
71Fa0/12notconnect1autoauto10/100BaseTX
72
73Fa0/13notconnect1autoauto10/100BaseTX
74
75Fa0/14notconnect1autoauto10/100BaseTX
76
77Fa0/15notconnect1autoauto10/100BaseTX
单臂路由配置
78RT5#configureterminal
79
80Enterconfigurationcommands,oneperline.EndwithCNTL/Z.
81
82RT5（config）#intere0/0//主接口对应nativevlan
83
84RT5（config-if）#ipaddress192.168.8.129255.255.255.128
85
86RT5（config-if）#noshutdown//打开主接口
87
88RT5（config-if）#exi
89
90RT5（config）#intere0/0.10//创建子接口
91
92RT5（config-subif）#encapsulationdot1q10//封装dot1q,vlanid10,对应vlan10,vlan10的路由点。
93
94RT5（config-subif）#ipaddress192.168.10.1255.255.255.0
95
96RT5（config-subif）#noshutdown//打开子接口
97
98RT5（config-subif）#exi
99
100RT5（config）#intere0/0.11//创建子接口
101
102RT5（config-subif）#encapsulationdot1q11//封装dot1q,vlanid11,对应vlan11,vlan11的路由点
103
104RT5（config-subif）#ipaddress192.168.11.1255.255.255.0
105
106RT5（config-subif）#noshutdown//打开子接口
107
108RT5（config-subif）#end
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