CCNP - EIGRP
EIGRP설정 전에 Interface구성 부터 한다.
[interface구성]
R1
int lo 0
ip add 13.13.1.1 255.255.255.0
int f0/0
ip add 150.1.13.1 255.255.255.0
no sh
int f0/1
ip add 13.13.11.1 255.255.255.0
no sh
int s1/0
encap fram
no fram inv
ip add 13.13.9.1 255.255.255.0
fram map ip 13.13.9.1 102 bro
fram map ip 13.13.9.2 102 bro
fram map ip 13.13.9.3 102 bro
no sh
int s1/1
encap fram
no fram inv
ip add 13.13.10.1 255.255.255.0
fram map ip 13.13.10.3 113 bro
no sh
R2
int lo 0
ip add 13.13.2.2 255.255.255.0
int f0/1
ip add 13.13.12.2 255.255.255.0
no sh
int s1/0
encap fram
no fram inv
no sh
int s1/0.123 multipoint
ip add 13.13.9.2 255.255.255.0
fram map ip 13.13.9.2 201 bro
fram map ip 13.13.9.1 201 bro
fram map ip 13.13.9.3 203 bro
R3
int lo 0
ip add 13.13.3.3 255.255.255.0
int f0/1
ip add 13.13.13.3 255.255.255.0
no sh
int f0/0
ip add 150.3.13.1 255.255.255.0
no sh
int s1/0
encap fram
no fram inv
ip add 13.13.9.3 255.255.255.0
fram map ip 13.13.9.1 302 bro
fram map ip 13.13.9.2 302 bro
fram map ip 13.13.9.3 302 bro
no sh
int s1/1
encap fram
no fram inv
ip add 13.13.10.3 255.255.255.0
fram map ip 13.13.10.1 311 bro
no sh
R4
int lo 0
ip add 13.13.4.4 255.255.255.0
int f0/0
ip add 150.1.13.254 255.255.255.0
no sh
int f0/1
ip add 13.13.14.4 255.255.255.0
no sh
R5
int lo 0
ip add 13.13.5.5 255.255.255.0
int f0/0
ip add 150.3.13.254 255.255.255.0
no sh
int f0/1
ip add 13.13.15.5 255.255.255.0
no sh
[EIGRP 설정]
R1
router eigrp 100
eigrp router-id 13.13.1.1
no au
net 13.13.1.1 0.0.0.0
net 13.13.9.1 0.0.0.0
net 13.13.10.1 0.0.0.0
net 13.13.11.1 0.0.0.0
net 150.1.13.1 0.0.0.0
passive-interface lo 0
passive-interface f0/1
R2 에는 Multipoint로 설정을 해줬기 때문에 SplitHorizon을 비활성해줘야한다.
router eigrp 100
eigrp router-id 13.13.2.2
no au
net 13.13.2.2 0.0.0.0
net 13.13.9.2 0.0.0.0
net 13.13.12.2 0.0.0.0
passive-interface lo 0
passive-interface f0/1
int s1/0.123
no ip split-horizon eigrp 100
R3
router eigrp 100
eigrp router-id 13.13.3.3
no au
net 13.13.3.3 0.0.0.0
net 13.13.9.3 0.0.0.0
net 13.13.10.3 0.0.0.0
net 13.13.13.3 0.0.0.0
net 150.3.13.1 0.0.0.0
passive-interface lo 0
passive-interface f0/1
R4
router eigrp 100
eigrp router-id 13.13.4.4
no au
net 13.13.4.4 0.0.0.0
net 13.13.14.4 0.0.0.0
net 150.1.13.254 0.0.0.0
passive-interface lo 0
R5
router eigrp 100
eigrp router-id 13.13.5.5
no au
net 13.13.5.5 0.0.0.0
net 13.13.15.5 0.0.0.0
net 150.3.13.254 0.0.0.0
passive-interface lo 0
Eigrp에서 Split-Horizon설정을 확인해보면 disable라고 되어있는걸 확인할 수 있다.
원래 Eigrp는 Split-Horizon이 활성화 되어있는데 설정에는 비활성화 되어있는데 그이유는
비활성화 되어있는 부분은 rip버전을 보여주는 것이다.
그러므로 Split-Horizon을 비활성화 해줘야 문제가 발생하지 않는다.
Rip -> Split-Horizon이 비활성화 되어있다.
Eigrp -> 활성화되어있는 Split-Horizon을 비활성화 해줘야한다.