router dhcp and dns listen

router dhcp and dns listen

# 禁用AutoInstall的报错信息
Router>enable 
Router#configure terminal 
Router(config)#no service config 
Router(config)#tftp-server nvram:startup-config 
Router(config)#exit 
Router#write
Router#reload

# 配置内网接口为静态IP地址
Router>enable
Router#configure terminal
Router(config)#ip route 0.0.0.0 0.0.0.0 192.168.195.2
Router(config)#ip dns server
Router(config)#ip domain-lookup
Router(config)#ip name-server 192.168.195.2
Router(config)#ip host lsgx-ubuntu.com 192.168.195.10
Router(config)#ip host pha.lsgx-ubuntu.com 192.168.195.10
Router(config)#interface ethernet 0/0
Router(config-if)#ip address dhcp
Router(config-if)#ip nat outside
Router(config-if)#exit 
Router(config)#interface ethernet 0/1
Router(config-if)#ip address 192.168.185.11 255.255.255.0
Router(config-if)#ip nat inside
Router(config-if)#exit
Router(config)#ip access-list standard nat-inside-185
Router(config-std-nacl)#permit 192.168.185.0 0.0.0.255
Router(config)#exit
Router(config)#ip nat inside source list nat-inside-185 interface ethernet 0/0 overload
Router(config)#no ip dhcp conflict logging
Router(config)#ip dhcp excluded-address 192.168.185.1 192.168.185.100
Router(config)#ip dhcp excluded-address 192.168.185.220 192.168.185.254
Router(config)#ip dhcp pool pool-net-185
Router(dhcp-config)#network 192.168.185.0 255.255.255.0
Router(dhcp-config)#default-router 192.168.185.11
Router(dhcp-config)#dns-server 192.168.185.11
Router(dhcp-config)#lease 3
Router(dhcp-config)#exit
Router(config)#ip http server
Router(config)#ip http secure-server
Router(config)#ip http authentication local
Router(config)#username cisco privilege 15 password 0 cisco
Router(config)#line vty 0 4
Router(config-line)#logging synchronous
Router(config-line)#login local
Router(config-line)#transport input ssh
Router(config-line)#exit
Router(config)#ip ssh server algorithm authentication password
Router(config)#hostname router0
router0(config)#ip domain-name ptest.net
router0(config)#crypto key generate rsa
router0(config)#ip ssh authentication-retries 3
router0(config)#ip ssh time-out 120
router0(config)#ip ssh version 2
router0(config)#exit
router0#write
router0#show ip interface brief 
Interface                  IP-Address      OK? Method Status                Protocol
Ethernet0/0                192.168.195.11  YES DHCP   up                    up      
Ethernet0/1                192.168.185.11  YES manual up                    up      
Ethernet0/2                unassigned      YES NVRAM  administratively down down    
Ethernet0/3                unassigned      YES NVRAM  administratively down down    
router0#
# 配置管理IP及开启SSH登录
Switch>enable 
Switch#configure terminal 
Switch(config)#interface vlan 1
Switch(config-if)#ip address dhcp
Switch(config-if)#no shutdown
Switch(config-if)#exit
Switch(config)#ip http server
Switch(config)#ip http secure-server
Switch(config)#ip http authentication local
Switch(config)#username cisco privilege 15 password 0 cisco
Switch(config)#line vty 0 4
Switch(config-line)#logging synchronous
Switch(config-line)#login local
Switch(config-line)#transport input ssh
Switch(config-line)#exit
Switch(config)#ip ssh server algorithm authentication password
Switch(config)#hostname sw0
sw0(config)#ip domain-name ptest.net
sw0(config)#crypto key generate rsa
sw0(config)#ip ssh authentication-retries 3
sw0(config)#ip ssh time-out 120
sw0(config)#ip ssh version 2
sw0(config)#ip route 0.0.0.0 0.0.0.0 192.168.185.11
sw0(config)#ip name-server 192.168.185.11
sw0(config)#exit
sw0#write
sw0#show ip interface brief 
Interface              IP-Address      OK? Method Status                Protocol
Ethernet0/0            unassigned      YES unset  up                    up      
Ethernet0/1            unassigned      YES unset  up                    up      
Ethernet0/2            unassigned      YES unset  up                    up      
Ethernet0/3            unassigned      YES unset  up                    up      
Vlan1                  192.168.185.101 YES DHCP   up                    up
sw0#show vlan brief 

VLAN Name                             Status    Ports
---- -------------------------------- --------- -------------------------------
1    default                          active    Et0/0, Et0/1, Et0/2, Et0/3
1002 fddi-default                     act/unsup 
1003 token-ring-default               act/unsup 
1004 fddinet-default                  act/unsup 
1005 trnet-default                    act/unsup 
sw0#

========= End

原文地址:https://www.cnblogs.com/lsgxeva/p/14290398.html