This configuration will allow the AUX port on a router to establish a dial-up PPP connection using PAP authentication to a non-Cisco access server. This configuration uses Easyip (only available in Cisco IOS 11.3) and oBTains its IP address from the remote router.
! Must Use 11.3 to use Easy-IP ! version 11.3 no service passWord-encryption ! hostname EASY_IP_DDR ! enable password 7 xxxxxxxx ! username xxxxxxx password 0 xxxxxxxx ip subnet-zero ip nat inside source list 101 interface Dialer0 overload ip domain-name xxxxxxx.com ip name-server 192.168.1.2 ip name-server 192.168.1.3 chat-script modemusrobitcs-336 "" "at&fs0=1&c1&d3&h1&r2&b1&k1&m4&w0" " OK" "" chat-script dialnum "" "atdt/T" TIMEOUT 120 CONNECT /c ! ! ! interface Ethernet0 ip address 199.78.250.254 255.255.255.0 ip nat inside ! interface Ethernet1 no ip address shutdown ! interface Serial0 no ip address shutdown ! interface Serial1 no ip address shutdown ! interface Async1 no ip address encapsulation ppp dialer in-band dialer rotary-group 0 async default routing async mode dedicated ! interface Dialer0 ip address negotiated ip nat outside encapsulation ppp dialer in-band dialer idle-timeout 900 dialer map ip 207.172.115.50 name xxxxxxxxx modem-script dialnum broadcast 93549711 dialer-group 1 ppp authentication pap callin ppp pap sent-username xxxxxxx password 7 xxxxxxxx ! no ip classless ip route 0.0.0.0 0.0.0.0 Dialer0 access-list 101 permit ip 199.78.250.0 0.0.0.255 any dialer-list 1 PRotocol ip permit ! line con 0 exec-timeout 0 0 line aux 0 script reset modemusrobitcs-336 modem InOut transport input all stopbits 1 speed 38400 flowcontrol hardware line vty 0 4 password 7 xxxxxx login ! end