1. 고객사 라우터 PPP 설정 방법

Router_A# config t
Router_A(config)# int e0
Router_A(config-if)# ip address 203.239.36.70 255.255.255.248
(게이트웨이, Subnet-mask)
Router_A(config-if)# no shutdown
Router_A(config-if)# exit

Router_A(config)# int s0
Router_A(config-if)# description ### HaHaHa Company ###
Router_A(config-if)# ip address 10.124.100.34 255.255.255.252  
 (시리얼 IP주소, Subnet-mask)
Router_A(config-if)# no shutdown
Router_A(config-if)# encapsulation ppp       
(그 외 type -> frame relay, hdlc)
Router_A(config-if)# bandwidth 56             
 (T1 = 1544, E1 = 2048 등)
Router_A(config-if)# exit

Router_A(config)# ip route 0.0.0.0 0.0.0.0 10.124.100.33  
(디폴트 라우터 설정, ISP쪽 시리얼주소)
Router_A(config)# default-value exec-character-bit 8
Router_A(config)# ip routing
Router_A(config)# ^z    (Ctrl + z)
Router_A# wr

2. 고객사 라우터 Frame Relay 설정 방법

version 11.3
no service password-encryption
!
Hostname Router
!
ip subnet-zero
!
interface Ethernet0
  ip address 203.239.36.70 255.255.255.248
!
interface Serial0
  description  ### HaHaHa Company ###
  no ip address
  encapsulation frame-relay       (그 외 type -> ppp, hdlc)
  frame-relay lmi-type ansi        (그 외 lmi-type -> cisco, q933a)
!
interface Serial0.1 point-to-point
  description  ### HaHaHa Company ###
  ip address 10.248.2.254 255.255.255.252   (시리얼 IP주소, Subnet-mask)
  frame-relay interfae-dlci 100    (dlci 설정값 = 100)
!
ip classless
ip route 0.0.0.0 0.0.0.0 10.248.2.253   (디폴트 라우터 설정, ISP쪽 시리얼주소)
default-value exec-character-bit 8
!
line con 0
line vty 0 4
  login