12일차 프레임릴레이 백업경로 지정

 

문제 6번
R1
int loop 0
ip addr 10.1.1.1 255.255.255.255
int s1/0
encap fra
ip addr 1.1.1.1 255.255.255.252
no frame-relay inverse-arp
frame-relay map ip 1.1.1.2 102
no shutdown
exi
ip route 1.1.2.0 255.255.255.252 serial 1/0
ip route 20.1.1.0 255.255.255.252 serial 1/0
ip route 30.1.1.0 255.255.255.252 serial 1/0

 

R2
int loop 0
ip addr 20.1.1.1 255.255.255.255
int s1/0
no shut
encap fr
no frame-relay inverse-arp
int s1/0.12 p
ip addr 1.1.1.2 255.255.255.252
frame-relay interface-dlci 201
int s1/0.23 p
ip addr 1.1.2.1 255.255.255.252
frame-relay interface-dlci 203
exi
ip route 10.1.1.0 255.255.255.252 1.1.1.1
ip route 30.1.1.0 255.255.255.252 1.1.2.2

////////// ip split-horizen
R3
int loop 0
ip addr 30.1.1.1 255.255.255.255
int s1/0
encap fr
no frame-relay inverse-arp
ip addr 1.1.2.2 255.255.255.252
frame-relay map ip 1.1.2.1 302
no shut
exi
ip route 1.1.1.0 255.255.255.252 serial 1/0
ip route 10.1.1.0 255.255.255.252 serial 1/0
ip route 20.1.1.0 255.255.255.252 serial 1/0

debuging 뜨면 바로 답나옴.
debug ip packet

1) 인터페이스로말고 아이피로 보내는 것
2) 서브인터페이스로 바꾸는것

 

SF1
부하분산이 안되고 최적경로로 통신하다가 끊어지면 가야된다.

 

R1
int se 1/0
no shut
encapsulation frame-relay
interface serial 1/0.12 multipoint
ip address 2.2.1.1 255.255.255.252
frame-relay map ip 2.2.1.2 102
interface serial 1/0.13 multipoint
ip address 2.2.1.5 255.255.255.252
frame-relay map ip 2.2.1.6 103
exi
ip route 3.3.1.0 255.255.255.252 2.2.1.2
ip route 100.1.1.1 255.255.255.255 2.2.1.2
ip route 3.3.1.4 255.255.255.252 2.2.1.6
ip route 100.1.1.1 255.255.255.255 2.2.1.6 3

R2
int se 1/0
no shut
encapsulation frame-relay
interface serial 1/0.13 multipoint
ip address 2.2.1.2 255.255.255.252
frame-relay map ip 2.2.1.1 201
interface serial 1/0.34 multipoint
ip address 3.3.1.1 255.255.255.252
frame-relay map ip 3.3.1.2 204
exi
ip route 100.1.1.1 255.255.255.255 3.3.1.2

R3
int se 1/0
no shut
encapsulation frame-relay
interface serial 1/0.12 multipoint
ip address 2.2.1.6 255.255.255.252
frame-relay map ip 2.2.1.5 301
interface serial 1/0.34 multipoint
ip address 3.3.1.5 255.255.255.252
frame-relay map ip 3.3.1.6 304
exi
ip route 100.1.1.1 255.255.255.255 3.3.1.6

R4
int lo 0
ip addr 100.1.1.1 255.255.255.255
int se 1/0
no shut
encapsulation frame-relay
interface serial 1/0.12 multipoint
ip address 3.3.1.2 255.255.255.252
frame-relay map ip 3.3.1.1 402
interface serial 1/0.34 multipoint
ip address 3.3.1.6 255.255.255.252
frame-relay map ip 3.3.1.5 403
exi
ip route 2.2.1.0 255.255.255.252 3.3.1.1
ip route 2.2.1.4 255.255.255.252 3.3.1.5

AD

1)프레임릴레이로 핑통신확인하고 , 스테틱.
float static topology
정수는 고정 소수점
소수는 소수점 자릿가 자꾸 바뀌므로  float
옵션 두개 permenat/distant       ||SLA

 

R1
int loop 0
ip addr 100.1.1.1 255.255.255.0
int s1/0
en fr
no shut
ip addr 10.1.12.1 255.255.255.0
frame-relay interface-dlci 102
int s1/1
no shut
en fr
ip addr 10.1.13.1 255.255.255.0
frame-relay interface-dlci 103
exi
ip route 10.1.23.1 255.255.255.0 10.1.12.2
ip route 100.1.2.1 255.255.255.0 10.1.12.2
ip route 100.1.3.1 255.255.255.0 10.1.12.2

R2
int loop 0
ip addr 100.1.2.1 255.255.255.0
int s1/0
no shut
en fr
ip addr 10.1.12.2 255.255.255.0
frame-relay interface-dlci 201
int s1/2
no shut
en fr
ip addr 10.1.23.1 255.255.255.0
frame-relay interface-dlci 203
exi
ip route 10.1.23.0 255.255.255.0 10.1.12.1
ip route 100.1.2.1 255.255.255.0 10.1.12.1
ip route 100.1.3.1 255.255.255.0 10.1.13.2

R3
int loop 0
ip addr 100.1.3.1 255.255.255.0
int s1/1
no shut
en fr
ip addr 10.1.13.2 255.255.255.0
frame-relay interface-dlci 301
int s1/2
no shut
en fr
ip addr 10.1.23.2 255.255.255.0
frame-relay interface-dlci 302
exi
ip route 100.1.1.1 255.255.255.0 10.1.13.1
ip route 10.1.12.1 255.255.255.0 10.1.13.1
ip route 100.1.2.1 255.255.255.0 10.1.23.1

\\\\\\\\\\\\\\\\
trouble shooting------------RIP TSHOOT
프레임릴레이로 구성할 수 있도록 물리적 토폴로지를 만들고
------text 넣고 장애처리 ㄱㄱ욤

interface serial 1/0
encap frame-relay
nofram-relay inverse-arp
no shut
interface serial 1/0.12 multipoint
ip address 2.2.1.1 255.255.255.252
frame-relay map ip 2.2.1.2 102
interface serial 1/0.13 multipoint
ip address 2.2.1.5 255.255.255.252
frame-relay map ip 2.2.1.6 103

ip route 100.1.1.1 255.255.255.255 2.2.1.2
ip route 100.1.1.1 255.255.255.255 2.2.1.6 //부하분산
ip route 100.1.1.1 255.255.255.255 2.2.1.6 2~ //백업경로

포트가 인터페이스랑 동일하다.