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1대의 라우터와 3대의 스위치를 이용하여

네트웍을 구성하였습니다.

다소 부족한 면이 있는 시스템입니다.

좋은 수정의견 있으시면 부탁좀 드립니다.

제온프로

 

Cisco Router and Switch

DHCP,DNS,NAT,VLAN,TRUNK,VTPconfiguration

Router : Cisco 2911  - 1대

Switch: Cisco ws-c2960 - 3대



1.SWITCH-A config

 

SW-A(config)#enable password cisco
SW-A(config)#enable secret cisco1
SW-A(config)#line vty 0 4
SW-A(config-line)#login local
SW-A(config-line)#exit
SW-A(config)#inter vlan 10
SW-A(config-if)#ip add 172.20.61.2 255.255.255.0
SW-A(config-if)#no shutdown

SW-A(config-if)#exit
SW-A(config)#ip default-gateway 172.20.61.1

SW-A(config)#inter range fa0/1 – 24
SW-A(config-if)#
Switchport mode access
SW-A(config-if)#switchport access vlan 10
SW-A(config-if)#Exit

 

SW-A(config)#Inter Gi 1/1
SW-A(config-if)#switchport mode trunk
SW-A(config)#Inter Gi 1/2
SW-A(config-if)#switchport mode trunk
SW-A(config-if)#end

SW-A#WR

SW-A#reload


2.SWITCH-B config
SW-B(config)#enable password cisco
SW-B(config)#enable secret cisco1
SW-B(config)#line vty 0 4
SW-B(config-line)#login local
SW-B(config-line)#exit
SW-B(config)#inter vlan 20
SW-B(config-if)#ip add 172.20.62.2 255.255.255.0
SW-B(config-if)#no shutdown

SW-B(config-if)#exit
SW-B(config)#ip default-gateway 172.20.62.1
SW-B(config)#inter range fa0/1 – 24
SW-B(config-if)#
Switchport mode access
SW-B(config-if)#switchport access vlan 20
SW-B(config-if)#Exit

 

SW-B(config)#Inter Gi 1/1
SW-B(config-if)#switchport mode trunk
SW-B(config)#Inter Gi 1/2
SW-B(config-if)#switchport mode trunk
SW-B(config-if)#end

SW-B#WR

SW-B#reload


3.SWITCH-C config
SW-C(config)#enable password cisco
SW-C(config)#username cisco password cisco
SW-C(config)#service password-encryption 
SW-C(config)#line vty 0 4
SW-C(config-line)#login local
SW-C(config-line)#exit
SW-C(config)#inter vlan 30
SW-C(config-if)#ip add 172.20.63.2 255.255.255.0
SW-C(config-if)#no shutdown

SW-C(config-if)#exit

SW-C(config)#ip default-gateway 172.20.63.1
SW-C(config)#inter range fa0/1 – 24
SW-C(config-if)#
Switchport mode access
SW-C(config-if)#switchport access vlan 30
SW-C(config-if)#Exit

 

SW-C(config)#Inter Gi 1/1
SW-C(config-if)#switchport mode trunk

SW-C(config-if)#end

SW-C#WR

SW-C#reload



4.ROUTER VTP config
Router(config)#inter Gi0/0
Router(config-if)#ip add 172.20.60.1 255.255.255.0
Router(config-if)#no shutdown


Router(config-if)#int Gi0/0.10

Router(config-subif)#encapsulation dot1Q 10
Router(config-subif)#ip add 172.20.61.1 255.255.255.0
Router(config-subif)#exit

Router(config)#int Gi0/0.20
Router(config-subif)#encapsulation dot1Q 20
Router(config-subif)#ip add 172.20.62.1 255.255.255.0
Router(config-subif)#exit

Router(config-if[

 

5.DHCP,DNS config

Router(config)#ip dhcp poolvlan10
Router(config-dhcp)#network 172.20.61.0 255.255.255.0
Router(config-dhcp)#default-router 172.20.61.1
Router(config-dhcp)#dns-server 172.20.60.1
Router(config-dhcp)#exit
Router(config)#ip dhcp excluded-address 172.20.61.200 172.20.61.254
Router(config-dhcp)#exit

Router(config)#ip dhcp pool vlan20
Router(config-dhcp)#network 172.20.62.0 255.255.255.0
Router(config-dhcp)#default-router 172.20.62.1
Router(config-dhcp)#dns-server 172.20.60.1
Router(config-dhcp)#exit
Router(config)#ip dhcp excluded-address 172.20.62.200 172.20.62.254
Router(config-dhcp)#exit

Router(config)#ip dhcp pool vlan30
Router(config-dhcp)#network 172.20.62.0 255.255.255.0
Router(config-dhcp)#default-router 172.20.63.1
Router(config-dhcp)#dns-server 172.20.60.1
Router(config-dhcp)#exit
Router(config)#ip dhcp excluded-address 172.20.63.200 172.20.63.254
Router(config-dhcp)#end

Router#wr


 

6. Router NAT configuration

 

#1.It is a local network192.168.0.1/24.- inside

Router(config)#interface FastEthernet0/1

Router(config-if)#ip address 192.168.0.1 255.255.255.0

Router(config-if)#ip nat inside 

 

#2.Outside network is 172.20.64.30/24 and default gateway is 172.20.64.1

Router(config)#interface FastEthernet0/0

Router(config-if)#ip address 172.20.64.30 255.255.255.0

Router(config-if)#ip nat outside

Router(config)#ip route 0.0.0.0 0.0.0.0 172.20.64.1

 

#3.PAT (Port Address Translation)config

AllLocal Network go out through 172.20.64.30 to Internet.

Router(config)#ip access-list standard NAT

Router(config-std-nac1)permit192.168.0.0 0.0.0.255

Router(config-std-nac1)exit

Router(config)#ip nat inside source list NAT interface FastEthernet0/0 overload

 

#4.Port forwarding

# Outside172.20.64.30 àlocal network 192.168.1.100  FTP portAccess.

Router(config)#ip nat inside source static tcp 192.168.0.100 21 210.64.128.121 21

# 80 port forwading for 192.168.0.100

Router(config)#ip nat inside source static tcp 192.168.0.100 80 210.64.128.121 80

# Remort desktop fort forwarding for 192.168.0.100

Router(config)#ip nat inside source static tcp 192.168.0.100 3389 210.64.128.121 3389

Router(config)#end

Router#wr

Router#reload

 


 

 

 

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