eNSP三层交换相关配置命令
入门
·
实验拓扑
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)
交换机配置
二层交换机配置流程
- 创建VLAN
- 将交换机的端口加入到对应VLAN中
- 验证VLAN配置
三层交换机配置流程
- 创建VLAN
- 配置对应VLAN的网关
- 将交换机的端口加入到对应VLAN中
- 验证VLAN配置
实验目的
划分不同VLAN区域,通过配置三层交换机,实现跨VLAN通信
LSW1配置
<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
#
LSW2配置
<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
#
LSW3配置
<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
测通实验
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
知识扩展
VLAN的范围
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 |
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https://baike.baidu.com/item/%E8%99%9A%E6%8B%9F%E5%B1%80%E5%9F%9F%E7%BD%91?fromtitle=VLAN&fromid=320429
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