135 lines
4.2 KiB
Markdown
135 lines
4.2 KiB
Markdown
---
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id: "7371413700877484965"
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cubox_url: https://cubox.pro/my/card?id=7371413700877484965
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url: https://unlockdoc.smain.cn/online/2025-09-27/38c7ec78bc79eb8ba33f77d17b633469.html
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tags:
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- IT
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---
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# H3C交换机常用配置命令大全
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[Read in Cubox](https://cubox.pro/my/card?id=7371413700877484965)
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[Read Original](https://unlockdoc.smain.cn/online/2025-09-27/38c7ec78bc79eb8ba33f77d17b633469.html)
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---
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---
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### 一.用户配置:
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\<H3C\>system-view
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\[H3C\]super password H3C 设置用户分级密码
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\[H3C\]undo super password 删除用户分级密码
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\[H3C\]localuser bigheap 123456 1 Web网管用户设置,1（缺省）为管理级用户,缺省admin,admin
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\[H3C\]undo localuser bigheap 删除Web网管用户
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\[H3C\]user-interface aux 0 只支持0
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\[H3C-Aux\]idle-timeout 2 50 设置超时为2分50秒,若为0则表示不超时,默认为5分钟
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\[H3C-Aux\]undo idle-timeout 恢复默认值
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\[H3C\]user-interface vty 0 只支持0和1
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\[H3C-vty\]idle-timeout 2 50 设置超时为2分50秒,若为0则表示不超时,默认为5分钟
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\[H3C-vty\]undo idle-timeout 恢复默认值
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\[H3C-vty\]set authentication password 123456 设置telnet密码,必须设置
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二.系统IP配置:
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\[H3C\]vlan 20
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\[H3C\]management-vlan 20
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\[H3C\]interface vlan-interface 20 创建并进入管理VLAN
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\[H3C\]undo interface vlan-interface 20 删除管理VLAN接口
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\[H3C-Vlan-interface20\]ip address 192.168.1.2 255.255.255.0 配置管理VLAN接口静态IP地址(缺省为192.168.0.234)
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\[H3C-Vlan-interface20\]undo ip address 删除IP地址
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\[H3C-Vlan-interface20\]ip gateway 192.168.1.1 指定缺省网关(默认无网关地址)
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\[H3C-Vlan-interface20\]undo ip gateway
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\[H3C-Vlan-interface20\]shutdown 关闭接口
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\[H3C-Vlan-interface20\]undo shutdown 开启
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\[H3C\]display ip 显示管理VLAN接口IP的相关信息
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\[H3C\]display interface vlan-interface 20 查看管理VLAN的接口信息
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\<H3C\>debugging ip 开启IP调试功能
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\<H3C\>undo debugging ip
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三.DHCP客户端配置:
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\[H3C-Vlan-interface20\]ip address dhcp-alloc 管理VLAN接口通过DHCP方式获取IP地址
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\[H3C-Vlan-interface20\]undo ip address dhcp-alloc 取消
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\[H3C\]display dhcp 显示DHCP客户信息
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\<H3C\>debugging dhcp-alloc 开启DHCP调试功能
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\<H3C\>undo debugging dhcp-alloc
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四.端口配置:
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\[H3C\]interface Ethernet0/3
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\[H3C-Ethernet0/3\]shutdown
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\[H3C-Ethernet0/3\]speed 100 速率,可为10,100,1000和auto(缺省)
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\[H3C-Ethernet0/3\]duplex full 双工,可为half,full和auto(缺省) 光口和汇聚后不能配置
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\[H3C-Ethernet0/3\]flow-control 开启流控,默认为关闭
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\[H3C-Ethernet0/3\]broadcast-suppression 20 设置抑制广播百分比为20%,可取5,10,20,100,缺省为100,同时组播和未知单播也受此影响
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\[H3C-Ethernet0/3\]loopback internal 内环测试
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\[H3C-Ethernet0/3\]loopback external 外环测试,需插接自环头,必须为全双工或者自协商模式
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\[H3C-Ethernet0/3\]port link-type trunk 设置链路的类型为trunk,可为access(缺省),trunk
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\[H3C-Ethernet0/3\]port trunk pvid vlan 20 设置20为该trunk的缺省VLAN,默认为1
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(trunk线路两端的PVID必须一致)
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\[H3C-Ethernet0/3\]port access vlan 20
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五.VLAN配置:
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\[H3C\]vlan 2
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\[H3C\]undo vlan all 删除除缺省VLAN外的所有VLAN,缺省VLAN不能被删除
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\[H3C-vlan2\]port Ethernet 0/4 to Ethernet 0/7 将4到7号端口加入到VLAN2中,此命令只能用来加access端口,不能用来增加trunk或者hybrid端口
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\[H3C-vlan2\]port-isolate enable 打开VLAN内端口隔离特性,不能二层转发,默认不启用该功能
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\[H3C-Ethernet0/4\]port-isolate uplink-port vlan 2 设置4为VLAN2的隔离上行端口,用于转发二层数据,只能配置一个上行端口,若为trunk,则建议允许所有VLAN通过,隔离不能与汇聚同时配置
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\[H3C\]display vlan all 显示所有VLAN的详细信息
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S1550E支持基于端口的VLAN,通过创建不同的user-group来实现,一个端口可以属于多个user-group,不属于同一个user-group的端口不能互相通信,最多支持50个user-group
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\[H3C\]user-group 20 创建user-group 20,默认只存在user-group 1
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\[H3C-UserGroup20\]port Ethernet 0/4 to Ethernet 0/7 将4到7号端口加入到VLAN20中,初始时都属于user-group 1中
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\[H3C\]display user-group 20 显示user-group 20的相关信息
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