| 思科 | 华为 | H3C | 描述 |
| no | undo | undo | 取消/关闭 当前设置 |
| show | display | display | 查看、显示 |
| exit | quit | quit | 退回上级 |
| hostname | sysname | sysname | 设置主机名 |
| en, config terminal | system-view | system-view | 进入全局模式 |
| delete | delete | delete | 删除文件 |
| reload | reboot | reboot | 重启 |
| write | save | save | 保存当前配置 |
| username | local-user | local-user | 创建用户 |
| shutdown | shutdown | shutdown | 禁止、关闭 |
| show version | display version | display version | 显示当前系统版本 |
| show startup-config | display saved-configuration | display saved-configuration | 查看已保存过的配置 |
| show running-config | display current-configuration | display current-configuration | 显示当前配置 |
| no debug all | ctrl+d | ctrl+d | 取消所有debug命令 |
| erase startup-config | reset saved-configuration | reset saved-configuration | 删除配置 |
| end | return | return | 退到用户视图 |
| exit | logout | logout | 登出 |
| logging | info-center | info-center | 指定信息中心配置信息 |
| line | user-interface | user-interface | 进入线路配置（用户接口）模式 |
| start-config | saved-configuration | saved-configuration | 启动配置 |
| running-config | current-configuration | current-configuration | 当前配置 |
| host | ip host | ip host | host名字和ip地址对应 |
| 交换部份： | |||
| enable password | set authentication password simple | set authentication password simple | 配置明文密码 |
| interface type/number | port type/number | port type/number | 进入接口 |
| interface vlan 1 | interface vlan 1 | interface vlan 1 | 进入vlan配置vlan管理地址 |
| interface rang | interface ethID to ID | interface ethID to ID | 定议多个端口的组 |
| enabl esecret | super password | super password | 设置特权口令 |
| duplex (half|full|auto) | duplex (half|full|auto) | duplex (half|full|auto) | 配置接口状态 |
| speed (10/100/1000) | speed (10/100/1000) | speed (10/100/1000) | 配置端口速率 |
| switchport mode trunk | port link-type trunk | port link-type trunk | 配置trunk |
| vlan ID /no vlan ID | vlan ID /undo vlan ID | vlan ID /undo vlan ID | 添加、删除vlan |
| switchport access vlan ID | port vlan ID | port vlan ID | 将端口接入vlan |
| show interface | display interface | display interface | 查看接口 |
| show vlan ID | display vlan ID | display vlan ID | 查看vlan |
| encapsulation | link-protocol | link-protocol | 封装协议 |
| channel-group 1 mode on | port link-aggregation group 1 | port link-aggregation group 1 | 链路聚合 |
| ip routing | 默认开启 | 默认开启 | 开启三层交换的路由功能 |
| no switchport | 不支持 | 不支持 | 开启接口三层功能 |
| vtp domain | GVRP | GVRP | 对跨以太网交换机的VLAN进行动态注册和删除 |
| spanning-tree vlan ID root primary | stp配置根网桥 | ||
| spanning-tree vlan ID priority | 配置网桥优先级 | ||
| show spanning-tree | 查看STP配置 | ||
| 路由部份： | |||
| ip route 0.0.0.0 0.0.0.0 | ip route-static 0.0.0.0 0.0.0.0 | ip route-static 0.0.0.0 0.0.0.0 | 配置默认路由 |
| ip route 目标网段+掩码 下一跳 | ip route-static 目标网段+掩码 下一跳 | ip route-static 目标网段+掩码 下一跳 | 配置静态路由 |
| show ip route | display ip routing-table | display ip routing-table | 查看路由表 |
| router rip /network 网段 | rip /network 网段 | rip /network 网段 | 启用rip、并宣告网段 |
| router ospf | ospf enable | ospf enable | 启用ospf |
| network ip 反码 area <area-id> | ospf enable area <area-id> | ospf enable area <area-id> | 配置OSPF区域 |
| no auto-summary | rip split-horizon | rip split-horizon | 配置RIP V2水平分割 |
| show ip protocol | display ip protocol | display ip protocol | 查看路由协议 |
| access-list 1-99 permit/deny IP | rule normal permit source IP | rule normal permit source IP | 标准访问控制列表 |
| access-list 100-199 permit/deny protocol source IP+反码 destination IP+反码 operator operan | rule {normal|special}{permit|deny}{tcp|udp}source {<ip wild>|any}destination <ip wild>|any}[operate] | rule {normal|special}{permit|deny}{tcp|udp}source {<ip wild>|any}destination <ip wild>|any}[operate] | 扩展访问控制列表 |
| standby group-number ip virtual-ip | vrrp vrid number virtual-ip | vrrp vrid number virtual-ip | 配置HSRP组 |
| standby group-number priority | vrrp vrid number priority | vrrp vrid number priority | 配置HSRP优先级 |
| standby group-number preempt | vrrp vrid number preempt-mode | vrrp vrid number preempt-mode | 配置HSRP占先权 |
| standby group-number track | 无 | 无 | 配置端口跟踪 |
| ip nat inside source static | nat server global <ip> [port] inside <ip> port [protocol] | nat server global <ip> [port] inside <ip> port [protocol] | 配置静态地址转换 |
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