教你配置路由器---适合CCNA学员( 二 )


no access-list 99 //在配置一个新的acl前先清空该ACL
access-list 99 permit 192.168.0.0 0.0.0.255
access-list 99 deny any log //log参数说明在有符合该条件的条目时产生一条logo信息
no access-list 98 //在配置一个新的acl前先清空该ACL
access-list 98 permit host 192.168.0.1
access-list 98 deny any log //log参数说明在有符合该条件的条目时产生一条logo信息
!
line vty 0 4
access-class 99 in //使用acl 99来控制telnet的源地址
login
password 0 asdfaksdlf//配置telnet密码
exec-timeout 2 0 //配置虚终羰超时参数,这里是2分钟
!
line con 0
login
password 0 adsfoii //配置console口的密码
exec-timeout 2 0 //配置console口超时参数,这里是两分钟
!
line aux 0
transport input none
password 0 asfdkalsfj
no exec
exit
banner motd #//配置提示信息
This is a private system operated for UltraTeam.
Authorization from UltraTeam is required to use this system
Use by unauthorized persons is prohibited
#
!
clock timezone PST-8 //设置时区
ntp authenticate //启用NTP认证
ntp authentication-key 1 md5 uadsf //设置NTP认证用的密码,使用MD5加密 。需要和ntp server一致
ntp trusted-key 1//可以信任的Key.
ntp acess-group peer 98 //设置ntp服务,只答应对端为符合access-list 98条件的主机
ntp server 192.168.0.1 key 1 //配置ntp server,server为192.168.0.1,使用1号key做为密码
!
interface vlan 10
ip address 10.1.10.254 255.255.255.0
ip ospf authentication message-digest //启用ospf邻接过程中的认证
ip ospf message-digest-key md5 7 24d10564152140a7e//配置ospf认证key,要求所有邻居相同
ip ospf priority 3//提高ospf的优先级,便于成为DR!
set cdp disable //禁用cdp
set ip http disable//禁用http server,这玩意儿的安全漏洞很多的
!
set logging timestamp enable //启用log时间戳
set logging server 192.168.0.1 //向192.168.0.1发送log
set logging server 192.168.0.2 //向192.168.0.2发送log
set snmp community HSDxdf //配置snmp只读通讯字
set ip permit enable snmp //启用snmp访问控制
set ip permit 192.168.0.1 snmp//答应192.168.0.1进行snmp访问
set ip permit enable telnet //启用telnet访问控制
set ip permit 192.168.0.1 telnet//答应192.168.0.1进行telnet访问
set password //配置telnet密码
set enable//配置特权密码
set logout 2//配置超时参数,2分钟
set banner motd //配置提示信息
This is a private system operated for UltraTeam.
Authorization from UltraTeam is required to use this system
Use by unauthorized persons is prohibited
!
set timezone PST-8 //设置时区
set ntp authenticate enable //启用NTP认证
set ntp key 1 md5 uadsf //设置NTP认证用的密码,使用MD5加密 。需要和ntp server一致
set ntp server 192.168.0.1 key 1 //配置ntp server,server为192.168.0.1,使用1号key做为密码
set ntp client enable //启用ntp client

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