Cisco登陆管理

1.console登录配置cisco(config)#usernameciscoprivate0passwordciscocisco(config)#enablepasswordciscocisco(config)#enablesecretciscocisco(config)#servicepassword-encryptioncisco(config)#lineconsole0cisco(config-line)#exec-timeout50cisco(config-line)#loggingsynchronouscisco(config-line)#loginlocal
2.Telnet登录cisco(config)#usernameciscoprivate0passwordciscocisco(config)#enablepasswordciscocisco(config)#enablesecretciscocisco(config)#servicepassword-encryptioncisco(config)#interfaceFastEthernet0/0cisco(config-if)#ipaddress192.168.1.1255.255.255.0cisco(config)#linevty04cisco(config-line)#exec-timeout50cisco(config-line)#loggingsynchronouscisco(config-line)#loginlocal
3.SSH登录cisco(config)#ipdomainnamecisco.com//配置域名cisco(config)#usernameciscoprivilege0password0cisco免费云主机域名//创建用户和密码，配置登陆级别cisco(config)#enablepasswordcisco//enable特权密码cisco(config)#enablesecretcisco//enable特权密码password/secret同时配置将使用sectet的密码cisco(config)#servicepassword-encryption//加密所有明文密码cisco(config)#cryptokeygeneratersa//启用ssh使用rsa加密算法512(越高资源消耗越大)cisco(config)#bannerlogin^C//登陆警告********************Warning*****************Withoutauthorization,pleasedonotlogin,suchasforcedillegalintrusion,Theresultingconsequenceswewillreservetherightabovethelaw.!!!^C
cisco(config)#interfaceFastEthernet0/0cisco(config-if)#ipaddress192.168.1.1255.255.255.0cisco(config)##linevty04cisco(config-line)#exec-timeout50//5分钟超时cisco(config-line)#loggingsynchronous//光标同步cisco(config-line)#loginlocal//使用本地验证cisco(config-line)#transportinputssh//仅允许登入的方式

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