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该实验为三层交换机基础实验。共划分2个vlan(Virtual Local Area Network:虚拟局域网)vlan编号划分范围为2-1001。PC配置过程略。(注意配置网关)
二层交换机配置流程
三层交换机配置流程
划分不同VLAN区域,通过配置三层交换机,实现跨VLAN通信
<Huawei>system-view ### 进入系统界面 [Huawei]sysname SW1 ### 设备名称更改为SW1 [SW1]vlan batch 2 3 ### 创建vlan 2 3 [SW1]int e0/0/1 ### 进入接口e0/0/1 [SW1-Ethernet0/0/1]port link-type access ### 连接类型为access,仅允许该vlan数据传输,简写[SW1-Ethernet0/0/1]p l a [SW1-Ethernet0/0/1]port default vlan 2 ### 该连接连接虚拟局域网2 简写[SW1-Ethernet0/0/1]p d v 2 [SW1-Ethernet0/0/1]undo shutdown ### 刷新该接口,简写[SW1-Ethernet0/0/1]un sh [SW1-Ethernet0/0/1]int e0/0/2 ### 进入接口e0/0/2 [SW1-Ethernet0/0/2]p l a ### port link-type access缩写 [SW1-Ethernet0/0/2]p d v 3 ### port default vlan 3缩写 [SW1-Ethernet0/0/2]un sh ### undo shutdown缩写 [SW1-Ethernet0/0/2]int g0/0/1 ### 进入接口g0/0/1 [SW1-GigabitEthernet0/0/1]port link-type trunk ### 配置连接为中继模式,可传输不同vlan数据 [SW1-GigabitEthernet0/0/1]port trunk allow-pass vlan all ### 可让所有vlan数据通过,port trunk allow-pass vlan XX XX可设置指定vlan数据通过 [SW1-GigabitEthernet0/0/1]un sh [SW1-GigabitEthernet0/0/1]int g0/0/2 [SW1-GigabitEthernet0/0/2]p l t ### port link-type trunk的缩写 [SW1-GigabitEthernet0/0/2]p t a v a ### port trunk allow-pass vlan all 缩写 [SW1-GigabitEthernet0/0/2]q ### 退出接口模式 [SW1]dis current-configuration ### 展示当前配置,节选 # interface Ethernet0/0/1 port link-type access port default vlan 2 # interface Ethernet0/0/2 port link-type access port default vlan 3 # # interface GigabitEthernet0/0/1 port link-type trunk port trunk allow-pass vlan 2 to 4094 # interface GigabitEthernet0/0/2 port link-type trunk port trunk allow-pass vlan 2 to 4094 #
<Huawei>sys ### system-view缩写 [Huawei]sysname SW2 [SW2]v b 2 3 ### vlan batch 2 3缩写 [SW2]int e0/0/1 [SW2-Ethernet0/0/1]p l a [SW2-Ethernet0/0/1]p d v 2 [SW2-Ethernet0/0/1]un sh [SW2-Ethernet0/0/2]p l a [SW2-Ethernet0/0/2]p d v 3 [SW2-Ethernet0/0/2]un sh [SW2-Ethernet0/0/2]int g0/0/1 [SW2-GigabitEthernet0/0/1]p l t [SW2-GigabitEthernet0/0/1]p t a v a [SW2-GigabitEthernet0/0/1]un sh [SW2-GigabitEthernet0/0/1]q [SW2]dis cu ### display current-configuration缩写,以下信息为节选信息 # interface Ethernet0/0/1 port link-type access port default vlan 2 # interface Ethernet0/0/2 port link-type access port default vlan 3 # # interface GigabitEthernet0/0/1 port link-type trunk port trunk allow-pass vlan 2 to 4094 #
<Huawei>sys [Huawei]sysname SW3 [SW3]v b 2 3 [SW3]int vlanif 2 ### 进入虚拟局域网2 [SW3-Vlanif2]ip address 192.168.2.1 24 ### 配置虚拟局域网2的网关为192.168.2.1 子网掩码为255.255.255.0 [SW3-Vlanif2]q ### 退出至接口模式 [SW3]int vlanif 3 [SW3-Vlanif3]ip add 192.168.3.1 24 ### ip address 192.168.3.1 24缩写 [SW3-Vlanif3]q [SW3]int g0/0/2 [SW3-GigabitEthernet0/0/2]p l t [SW3-GigabitEthernet0/0/2]p t a v a [SW3-GigabitEthernet0/0/2]un sh [SW3-GigabitEthernet0/0/2]q [SW3]dis current-configuration # interface Vlanif2 ip address 192.168.2.1 255.255.255.0 # interface Vlanif3 ip address 192.168.3.1 255.255.255.0 # # interface GigabitEthernet0/0/2 port link-type trunk port trunk allow-pass vlan 2 to 4094 # [SW3]dis vlan ### 查看vlan表,vlan1为默认配置 The total number of vlans is : 3 -------------------------------------------------------------------------------- U: Up; D: Down; TG: Tagged; UT: Untagged; MP: Vlan-mapping; ST: Vlan-stacking; #: ProtocolTransparent-vlan; *: Management-vlan; -------------------------------------------------------------------------------- VID Type Ports -------------------------------------------------------------------------------- 1 common UT:GE0/0/1(D) GE0/0/2(U) GE0/0/3(D) GE0/0/4(D) GE0/0/5(D) GE0/0/6(D) GE0/0/7(D) GE0/0/8(D) GE0/0/9(D) GE0/0/10(D) GE0/0/11(D) GE0/0/12(D) GE0/0/13(D) GE0/0/14(D) GE0/0/15(D) GE0/0/16(D) GE0/0/17(D) GE0/0/18(D) GE0/0/19(D) GE0/0/20(D) GE0/0/21(D) GE0/0/22(D) GE0/0/23(D) GE0/0/24(D) 2 common TG:GE0/0/2(U) 3 common TG:GE0/0/2(U) VID Status Property MAC-LRN Statistics Description -------------------------------------------------------------------------------- 1 enable default enable disable VLAN 0001 2 enable default enable disable VLAN 0002 3 enable default enable disable VLAN 0003
PC1 ping PC3,PC1 ping PC4
PC>ping 192.168.2.20 Ping 192.168.2.20: 32 data bytes, Press Ctrl_C to break From 192.168.2.20: bytes=32 seq=1 ttl=127 time=93 ms From 192.168.2.20: bytes=32 seq=2 ttl=127 time=94 ms From 192.168.2.20: bytes=32 seq=3 ttl=127 time=79 ms From 192.168.2.20: bytes=32 seq=4 ttl=127 time=94 ms From 192.168.2.20: bytes=32 seq=5 ttl=127 time=93 ms --- 192.168.2.20 ping statistics --- 5 packet(s) transmitted 5 packet(s) received 0.00% packet loss round-trip min/avg/max = 79/90/94 ms PC>ping 192.168.3.20 Ping 192.168.3.20: 32 data bytes, Press Ctrl_C to break From 192.168.3.20: bytes=32 seq=1 ttl=127 time=156 ms From 192.168.3.20: bytes=32 seq=2 ttl=127 time=125 ms From 192.168.3.20: bytes=32 seq=3 ttl=127 time=125 ms From 192.168.3.20: bytes=32 seq=4 ttl=127 time=109 ms From 192.168.3.20: bytes=32 seq=5 ttl=127 time=109 ms --- 192.168.3.20 ping statistics --- 5 packet(s) transmitted 5 packet(s) received 0.00% packet loss round-trip min/avg/max = 109/124/156 ms
VLAN ID 范围 | 范围 | 用途 |
---|---|---|
0,4095 | 保留 | 仅限系统使用,用户不能查看使用这些VLAN |
1 | 正常 | 默认VLAN,用户能够使用该VLAN,但不能删除它 |
2-1001 | 正常 | 用于以太网的VLAN,用户可以创建、使用和删除这些VLAN |
1002-1005 | 正常 | 用于FDDI和令牌环默认VLAN,用户不能删除这些VLAN |
1006-1024 | 保留 | 仅限系统使用,用户不能查看和使用这些VLAN |
105-4091 | 扩展 | 仅用于以太网VLAN |
百度一下,你就知道
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