完整包含:设备初始化、时间运维、本地密码、SSH 远程加密管理、VLAN 划分、管理 IP、Access 接入端口、Trunk 上联端口、环路防护、安全加固、上线查验、配置保存
一、基础系统初始化
|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| <H3C> system-view # 进入系统配置视图 H3C sysname L2-Access-SW # 修改设备名称 L2-Access-SW undo info-center enable # 关闭系统日志信息输出 L2-Access-SW clock timezone BJ add 8 # 设置时区为东八区 L2-Access-SW ntp-service server 114.114.114.114 # 配置NTP时间同步服务器 L2-Access-SW info-center logbuffer enable # 开启日志缓存功能 |
二、Console本地控制台
|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| L2-Access-SW line console 0 # 进入Console控制台线路 L2-Access-SW-line-console0 authentication-mode password # 启用密码认证方式 L2-Access-SW-line-console0 set password simple Admin@123 # 设置Console登录密码 L2-Access-SW-line-console0 idle-timeout 3 # 配置3分钟无操作自动退出 L2-Access-SW-line-console0 quit # 退出Console线路视图 |
三、SSH完整远程安全配置
|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| L2-Access-SW local-user admin # 创建本地管理员账号admin L2-Access-SW-luser-admin password simple Admin@123 # 设置管理员账号密码 L2-Access-SW-luser-admin authorization-attribute level 3 # 配置管理员权限等级 L2-Access-SW-luser-admin service-type ssh # 允许SSH方式登录 L2-Access-SW-luser-admin quit # 退出用户配置视图 L2-Access-SW ssh server enable # 全局开启SSH服务 L2-Access-SW line vty 0 15 # 进入远程登录线路 L2-Access-SW-line-vty0-15 authentication-mode scheme # 使用本地账号认证 L2-Access-SW-line-vty0-15 protocol inbound ssh # 仅允许SSH协议登录 L2-Access-SW-line-vty0-15 idle-timeout 5 # 5分钟无操作自动断开 L2-Access-SW-line-vty0-15 quit # 退出远程线路视图 |
四、 配置管理 IP 地址(远程登录必备)
|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| L2-Access-SW interface Vlan-interface 1 # 进入VLAN1三层接口 L2-Access-SW-Vlan-interface1 ip address 192.168.1.2 255.255.255.0 # 配置管理IP L2-Access-SW-Vlan-interface1 description MGMT # 配置接口描述信息 L2-Access-SW-Vlan-interface1 quit # 退出三层接口视图 L2-Access-SW ip route-static 0.0.0.0 0.0.0.0 192.168.1.1 # 配置默认网关 |
五 、批量创建业务VLAN
|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| L2-Access-SW vlan 10 # 创建VLAN10 L2-Access-SW-vlan10 name Office-VLAN # 命名为办公VLAN L2-Access-SW-vlan10 quit # 退出VLAN视图 L2-Access-SW vlan 20 # 创建VLAN20 L2-Access-SW-vlan20 name Camera-VLAN # 命名为监控VLAN L2-Access-SW-vlan20 quit # 退出VLAN视图 L2-Access-SW vlan 30 # 创建VLAN30 L2-Access-SW-vlan30 name Guest-VLAN # 命名为访客VLAN L2-Access-SW-vlan30 quit # 退出VLAN视图 |
六、 接入端口配置
|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| L2-Access-SW interface GigabitEthernet 1/0/1 # 进入物理端口1/0/1 L2-Access-SW-GigabitEthernet1/0/1 port link-type access # 设置端口为Access模式 L2-Access-SW-GigabitEthernet1/0/1 port access vlan 10 # 划入办公VLAN10 L2-Access-SW-GigabitEthernet1/0/1 stp edged-port enable # 配置STP边缘端口 L2-Access-SW-GigabitEthernet1/0/1 description PC_Office # 端口描述 L2-Access-SW-GigabitEthernet1/0/1 undo shutdown # 开启端口 L2-Access-SW-GigabitEthernet1/0/1 quit # 退出端口视图 L2-Access-SW interface GigabitEthernet 1/0/2 # 进入物理端口1/0/2 L2-Access-SW-GigabitEthernet1/0/2 port link-type access # 设置端口为Access模式 L2-Access-SW-GigabitEthernet1/0/2 port access vlan 20 # 划入监控VLAN20 L2-Access-SW-GigabitEthernet1/0/2 stp edged-port enable # 配置STP边缘端口 L2-Access-SW-GigabitEthernet1/0/2 description Camera # 端口描述 L2-Access-SW-GigabitEthernet1/0/2 undo shutdown # 开启端口 L2-Access-SW-GigabitEthernet1/0/2 quit # 退出端口视图 |
七、Trunk上联端口配置(对接路由器/上级交换机)
|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| L2-Access-SW interface GigabitEthernet 1/0/24 # 进入上联端口1/0/24 L2-Access-SW-GigabitEthernet1/0/24 port link-type trunk # 设置端口为Trunk模式 L2-Access-SW-GigabitEthernet1/0/24 port trunk permit vlan 10 20 30 # 放行所有业务VLAN L2-Access-SW-GigabitEthernet1/0/24 port trunk pvid vlan 1 # 设置默认PVID L2-Access-SW-GigabitEthernet1/0/24 description To_Core_SW # 上联描述 L2-Access-SW-GigabitEthernet1/0/24 undo shutdown # 开启上联端口 L2-Access-SW-GigabitEthernet1/0/24 quit # 退出端口视图 |
八、全网路由配置(上网核心)
|-------------------------------------------------------------------------------------|
| Core-L3-SW ip route-static 0.0.0.0 0.0.0.0 192.168.1.1 # 配置默认路由,所有外网流量指向路由器内网网关 |
九、全局安全加固 + 防环路防护(企业等保必配)
|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| L2-Access-SW stp enable # 开启生成树协议 L2-Access-SW stp mode rstp # 启用快速生成树 L2-Access-SW undo telnet server enable # 关闭不安全Telnet L2-Access-SW undo http server enable # 关闭Web管理 L2-Access-SW undo snmp-agent # 关闭SNMP协议 L2-Access-SW arp anti-attack valid-check enable # 开启ARP防攻击 L2-Access-SW port-security enable # 开启端口安全 L2-Access-SW loopback-detection enable # 开启环路检测 |
十、保存配置
|----------------------------------------|
| L2-Access-SW save force # 强制保存当前配置 |