Tunneling 실습

---

풀이

--PC1--
ip 10.10.10.1 255.255.255.0 10.10.10.254

--PC2--
ip 20.20.20.1 255.255.255.0 20.20.20.254

--PC3--
ip 30.30.30.1 255.255.255.0 30.30.30.254

--PC4--
ip 40.40.40.1 255.255.255.0 40.40.40.254

--Server1--
ip 1.1.1.1 255.255.255.0 1.1.1.254

--Server2--
ip 1.1.1.1 255.255.255.0 1.1.1.254

--ESW1--
conf t
vlan 10
name v10
vlan 20
name v20
exit
int fa 3/0
switchport mode access
switchport access vlan 10
int fa 3/1
switchport mode access
switchport access vlan 20
int fa 3/15
switchport mode trunk
switchport trunk encapsulation dot1q
switchport trunk allowed vlan 1,10,20,1002-1005

--ESW2--
conf t
vlan 30
name v30
vlan 40
name v40
exit
int fa 3/0
switchport mode access
switchport access vlan 30
int fa 3/1
switchport mode access
switchport access vlan 40
int fa 3/15
switchport mode trunk
switchport trunk encapsulation dot1q
switchport trunk allowed vlan 1,30,40,1002-1005

--R1--
conf t
int fa 0/0
no shu
int fa 0/0.10
encapsulation dot1q 10
ip addr 10.10.10.254 255.255.255.0
int fa 0/0.20
encapsulation dot1q 20
ip addr 20.20.20.254 255.255.255.0
int fa 0/1
ip addr 100.100.12.1 255.255.255.0
no shu
router rip
network 100.100.12.0
version 2
no auto-summary
int tunnel 0
ip addr 192.168.100.1 255.255.255.0
tunnel source 100.100.12.1
tunnel destination 100.100.56.6
tunnel mode gre ip
ip route 30.30.30.0 255.255.255.0 192.168.100.2
ip route 40.40.40.0 255.255.255.0 192.168.100.2
access-list 1 permit 10.10.10.0 0.0.0.255
access-list 1 permit 20.20.20.0 0.0.0.255
ip nat inside source list 1 int fa 0/1
int fa 0/1
ip nat outside
int fa 0/0.10
ip nat inside
int fa 0/0.20
ip nat inside

--R2--
conf t
int fa 0/0
ip addr 100.100.12.2 255.255.255.0
no shu
int se 3/0
ip addr 100.100.23.2 255.255.255.0
encapsulation ppp
bandwidth 1024
clockrate 1008000
no shu
int se 3/1
ip addr 100.100.24.2 255.255.255.0
encapsulation ppp
bandwidth 512
clockrate 500000
no shu
router rip
network 100.100.23.0
network 100.100.24.0
network 100.100.12.0
version 2
no auto-summary

--R3--
conf t
int fa 0/0
ip addr 1.1.1.254 255.255.255.0
no shu
int se 3/0
ip addr 100.100.23.3 255.255.255.0
encapsulation ppp
bandwidth 1024
clockrate 1008000
no shu
int se 3/1
ip addr 100.100.35.3 255.255.255.0
encapsulation hdlc
bandwidth 512
clockrate 500000
no shu
router rip
network 100.100.23.0
network 100.100.35.0
version 2
no auto-summary
ip nat inside source static 1.1.1.1 100.100.23.3
int fa 0/0
ip nat inside
int se 3/0
ip nat outside
int se 3/1
ip nat outside
access-list 1 deny host 100.100.12.1
access-list 1 permit any
int fa 0/0
ip access-group 1 out


--R4--
conf t
int fa 0/0
ip addr 1.1.1.254 255.255.255.0
no shu
int se 3/0
ip addr 100.100.45.4 255.255.255.0
encapsulation hdlc
bandwidth 1024
clockrate 1008000
no shu
int se 3/1
ip addr 100.100.24.4 255.255.255.0
encapsulation ppp
bandwidth 512
clockrate 500000
no shu
router rip
network 100.100.45.0
network 100.100.24.0
version 2
no auto-summary
ip nat inside source static 1.1.1.2 100.100.45.4
int fa 0/0
ip nat inside
int se 3/1
ip nat outside
int se 3/0
ip nat outside
access-list 1 deny host 100.100.56.6
int fa 0/0
ip access-group 1 out

--R5--
conf t
int fa 0/0
ip addr 100.100.56.5 255.255.255.0
no shu
int se 3/0
ip addr 100.100.45.5 255.255.255.0
encapsulation hdlc
bandwidth 1024
clockrate 1008000
no shu
int se 3/1
ip addr 100.100.35.5 255.255.255.0
encapsulation hdlc
bandwidth 512
clockrate 500000
no shu
router rip
network 100.100.45.0
network 100.100.35.0
network 100.100.56.0
version 2
no auto-summary

--R6--
conf t
int fa 0/0
no shu
int fa 0/0.30
encapsulation dot1q 30
ip addr 30.30.30.254 255.255.255.0
int fa 0/0.40
encapsulation dot1q 40
ip addr 40.40.40.254 255.255.255.0
int fa 0/1
ip addr 100.100.56.6 255.255.255.0
no shu
router rip
network 100.100.56.0
version 2
no auto-summary
int tunnel 0
ip addr 192.168.100.2 255.255.255.0
tunnel source 100.100.56.6
tunnel destination 100.100.12.1
tunnel mode gre ip
ip route 10.10.10.0 255.255.255.0 192.168.100.1
ip route 20.20.20.0 255.255.255.0 192.168.100.1
access-list 1 permit 30.30.30.0 0.0.0.255
access-list 1 permit 40.40.40.0 0.0.0.255
ip nat inside source list 1 int fa 0/1
int fa 0/1
ip nat outside
int fa 0/0.30
ip nat inside
int fa 0/0.40
ip nat inside