Tunneling 실습2

---

--PC1--
ip 192.168.10.1 255.255.255.0 192.168.10.254

--PC2--
ip 192.168.20.1 255.255.255.0 192.168.20.254

--PC3--
ip 192.168.30.1 255.255.255.0 192.168.30.254

--R1--
conf t
int fa 0/0
ip addr 192.168.10.254 255.255.255.0
no shu
int fa 0/1
ip addr 50.50.50.1 255.255.255.0
no shu
ip route 0.0.0.0 0.0.0.0 50.50.50.2
int tunnel 0
ip addr 10.10.10.1 255.255.255.0
tunnel source 50.50.50.1
tunnel destination 150.150.150.4
tunnel mode gre ip
ip route 192.168.20.0 255.255.255.0 10.10.10.4
ip route 192.168.30.0 255.255.255.0 10.10.10.4

--R2--
conf t
int fa 0/0
ip addr 100.100.100.2 255.255.255.0
no shu
int fa 0/1
ip addr 50.50.50.2 255.255.255.0
no shu
int fa 1/0
ip addr 150.150.150.2 255.255.255.0
no shu

--R3--
conf t
int fa 0/0
ip addr 192.168.30.254 255.255.255.0
no shu
int fa 0/1
ip addr 100.100.100.3 255.255.255.0
no shu
ip route 0.0.0.0 0.0.0.0 100.100.100.2
int tunnel 1
ip addr 20.20.20.3 255.255.255.0
tunnel source 100.100.100.3
tunnel destination 150.150.150.4
tunnel mode gre ip
ip route 192.168.20.0 255.255.255.0 20.20.20.4
ip route 192.168.10.0 255.255.255.0 20.20.20.4

--R4--
conf t
int fa 0/0
ip addr 192.168.20.254 255.255.255.0
no shu
int fa 0/1
ip addr 150.150.150.4 255.255.255.0
no shu
ip route 0.0.0.0 0.0.0.0 150.150.150.2
int tunnel 0
ip addr 10.10.10.4 255.255.255.0
tunnel source 150.150.150.4
tunnel destination 50.50.50.1
tunnel mode gre ip
ip route 192.168.10.0 255.255.255.0 10.10.10.1
int tunnel 1
ip addr 20.20.20.4 255.255.255.0
tunnel source 150.150.150.4
tunnel destination 100.100.100.3
tunnel mode gre ip
ip route 192.168.30.0 255.255.255.0 20.20.20.3