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第2章 交换机和路由器基本配置.ppt

发布:2018-05-12约3.44万字共54页下载文档
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配置方式 EXEC模式 EXEC模式 (续) Catalyst 2950 Switch启动界面 Logging In to the Switch and Entering the Enable Password Configuring Switch Identification Showing Switch Initial Startup Status Switch show version Command Switch show interfaces Command 路由器的简单配置-任何时侯按Ctrl+C推出对话模式 出厂时的缺省配置 Setup Interface Summary Setup Initial Global Parameters Setup Initial Protocol Configurations Setup Interface Parameters Setup Script Review and Use Logging In to the Router Router User-Mode Command List Router Privileged-Mode Command List 帮助机制 路由上下文帮助 show version Command 使用增强的编辑命令 查看之前用过的命令 Viewing the Configuration show running-config and show startup-config Commands Overview of Router Modes 基本实验操作 保存配置 配置路由器主机名等参数 配置路由器的密码 两条常用的命令 IP地址规划 Unique addressing allows communication between end stations. Path choice is based on destination address. Location is represented by an address 主机通信对IP地址的要求 IP寻址 IP 地址分类 不带子网的IP寻址 带子网的IP寻址(这里的子网掩码为24位) 子网地址 子网掩码 二进制子网掩码-子网掩码只能有这9个数字 没有子网的子网掩码-缺省子网掩码 Subnets not in use—the default 有子网的子网掩码 Network number extended by eight bits 有子网的子网掩码 (续) Network number extended by ten bits 划分子网的几个捷径: 子网划分 配置路由器IP地址 show interfaces 接口的几种状态-诊断的步骤 检查串口 检查串行线是否连接好 Purpose: This slide describes the ip address global configuration command on the Catalyst 1900 switch. Emphasize: Why does a Layer 2 switch require an IP address? It is used for switch management purposes, for example, to Telnet to the switch, or to use the Web-based Visual Switch Manager to manage the switch. Note: On the Catalyst 1900 and 2900xl switches, the IP address is always in VLAN1. It cannot be moved to any other VLAN like the Catalyst 5000 SC0 port. Purpose: This slide describes three basic show commands on the Catalyst 1900 switch. Emphasize: The next few slides will show the outputs of these show commands. Purpose: This slide describes the show version command output on the Catalyst 1924 switch. The 1924 has 27 fixed ports (24 10BaseT, 1 AUI, 2 100BaseT). Emphasize: Point out that this command i
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