R1 네트워크는 스위치 각각 1000호스트씩
R2 네트워크는 스위치 각각 500호스트씩

ISP-R1
cisco -> en -> class -> conf t->
ip route 10.1.0.0 255.255.0.0 s0/0/0
ip route 172.20.0.0 255.255.0.0 s0/0/1

ISP-R2
cisco -> en -> class -> conf t->
ip route 10.1.0.0 255.255.0.0 s0/0/1
ip route 172.20.0.0 255.255.0.0 s0/0/0


R1
cisco -> en -> class -> conf t->
int s 0/0/0 -> ip add 10.1.244.1 255.255.252.0 -> clock rate 64000 -> no sh
int s 0/0/1 -> ip add 10.1.248.1 255.255.252.0 -> clock rate 64000 -> no sh
int s 0/1/0 -> ip add 10.1.252.1 255.255.252.0 -> clock rate 64000 -> no sh
ip route 0.0.0.0 0.0.0.0 s 0/1/1
route rip ->
de -> tab -> o -> tab -> Enter
pa -> tab -> s0/1/1
network 10.1.0.0 -> end

B1-R1
en -> conf t ->
hostname B1-R1
int fa 0/0 -> ip add 10.1.0.1 255.255.252.0 -> no sh
int fa 0/1 -> ip add 10.1.4.1 255.255.252.0 -> no sh
int fa 1/0 -> ip add 10.1.8.1 255.255.252.0 -> no sh
int fa 1/1 -> ip add 10.1.12.1 255.255.252.0 -> no sh
int s 0/0/0 -> 10.1.244.2 255.255.252.0 -> no sh
route rip ->
network 10.1.0.0
pa -> tab -> fa 0/0
pa -> tab -> fa 0/1
pa -> tab -> fa 1/0
pa -> tab -> fa 1/1

B2-R1
en -> conf t ->
hostname B2-R1
int fa 0/0 -> ip add 10.1.16.1 255.255.252.0 -> no sh
int fa 0/1 -> ip add 10.1.20.1 255.255.252.0 -> no sh
int fa 1/0 -> ip add 10.1.24.1 255.255.252.0 -> no sh
int fa 1/1 -> ip add 10.1.28.1 255.255.252.0 -> no sh
ip route -> ip add 10.1.248.2 255.255.252.0 -> no sh
route rip ->
network 10.1.0.0
pa -> tab -> fa 0/0
pa -> tab -> fa 0/1
pa -> tab -> fa 1/0
pa -> tab -> fa 1/1

B3-R1
en -> conf t ->
hostname B3-R1
int fa 0/0 -> ip add 10.1.32.1 255.255.252.0 -> no sh
int fa 0/1 -> ip add 10.1.36.1 255.255.252.0 -> no sh
int fa 1/0 -> ip add 10.1.40.1 255.255.252.0 -> no sh
int fa 1/1 -> ip add 10.1.44.1 255.255.252.0 -> no sh
ip route 10.1.252.2 255.255.252.0 -> no sh
route rip ->
network 10.1.0.0
pa -> tab -> fa 0/0
pa -> tab -> fa 0/1
pa -> tab -> fa 1/0
pa -> tab -> fa 1/1

R2
cisco -> en -> class -> conf t->
int s 0/0/0 -> 172.20.250.1 255.255.254.0 -> clock rate 64000 -> no sh
int s 0/0/1 -> 172.20.252.1 255.255.254.0 -> clock rate 64000 -> no sh
int s 0/1/0 -> 172.20.254.1 255.255.254.0 -> clock rate 64000 -> no sh
ip route 0.0.0.0 0.0.0.0 s 0/1/1
route rip ->
de -> tab -> o -> tab -> Enter
pa -> s0/1/1
network 172.20.0.0 -> end


B1-R2
en -> conf t ->
hostname B1-R2
int fa 0/0 -> ip add 172.20.0.1 255.255.254.0 -> no sh
int fa 0/1 -> ip add 172.20.2.1 255.255.254.0 -> no sh
int fa 1/0 -> ip add 172.20.4.1 255.255.254.0 -> no sh
int fa 1/1 -> ip add 172.20.6.1 255.255.254.0 -> no sh
ip route 172.20.250.2 255.255.252.0 -> no sh
route rip ->
network 172.20.0.0
pa -> tab -> fa 0/0
pa -> tab -> fa 0/1
pa -> tab -> fa 1/0
pa -> tab -> fa 1/1

B2-R2
en -> conf t ->
hostname B2-R2
int fa 0/0 -> ip add 172.20.8.1 255.255.254.0 -> no sh
int fa 0/1 -> ip add 172.20.10.1 255.255.254.0 -> no sh
int fa 1/0 -> ip add 172.20.12.1 255.255.254.0 -> no sh
int fa 1/1 -> ip add 172.20.14.1 255.255.254.0 -> no sh
ip route 172.20.252.2 255.255.254.0 -> no sh
route rip ->
network 172.20.0.0
pa -> tab -> fa 0/0
pa -> tab -> fa 0/1
pa -> tab -> fa 1/0
pa -> tab -> fa 1/1

B3-R2
en -> conf t ->
hostname B3-R2
int fa 0/0 -> ip add 172.20.16.1 255.255.254.0 -> no sh
int fa 0/1 -> ip add 172.20.18.1 255.255.254.0 -> no sh
int fa 1/0 -> ip add 172.20.20.1 255.255.254.0 -> no sh
int fa 1/1 -> ip add 172.20.22.1 255.255.254.0 -> no sh
ip route 172.20.250.2 255.255.252.0 -> no sh
route rip ->
network 172.20.0.0
pa -> tab -> fa 0/0
pa -> tab -> fa 0/1
pa -> tab -> fa 1/0
pa -> tab -> fa 1/1


 

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