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Cisco 1721 ATM nightmare

podzol podzol is offline
Junior Member
Join Date: Sep 2006
Posts: 2
I am trying to get a 1721 atm interface to work with BT and I am not having much luck....... all I am getting is the Vi3 protocol not coming up and a continuous debug about "PPP: Authorization NOT required"

Here's the relavant bits of config any help gratfully received:

Current configuration : 4378 bytes
version 12.2
service timestamps debug datetime msec
service timestamps log datetime msec
service password-encryption
hostname hostname
logging queue-limit 100
enable secret 5 password
username root password 7 password
aaa new-model
aaa authentication login VTY local-case
aaa session-id common
ip subnet-zero
no ip source-route
ip domain name .com
no ip bootp server
ip inspect max-incomplete low 200
ip inspect max-incomplete high 400
ip inspect one-minute low 50
ip inspect one-minute high 100
ip inspect name OUTBOUNDTRAFFIC tcp
ip inspect name OUTBOUNDTRAFFIC udp
ip inspect name OUTBOUNDTRAFFIC ftp
ip inspect name OUTBOUNDTRAFFIC icmp
ip audit notify log
ip audit po max-events 100
interface ATM0
ip address dhcp
ip mtu 1500
no atm ilmi-keepalive
pvc 0/35
encapsulation aal5mux ppp dialer
dialer pool-member 1
dsl operating-mode auto
interface Ethernet0
no ip address
interface FastEthernet0
ip address 10.x.x.x
ip nat inside
speed auto
interface Dialer1
ip address 217.x.x.x
ip nat outside
encapsulation ppp
dialer pool 1
dialer-group 1
ppp authentication chap callout
ppp chap hostname hostname
ppp chap password 7 password
ip nat inside source list NAT2 interface Dialer1 overload
ip classless
ip route Dialer1
no ip http server
no ip http secure-server
dialer-list 1 protocol ip permit

line con 0
line aux 0
line vty 0 4
access-class TELNETSSH in
login authentication VTY
transport input telnet ssh
no scheduler allocate

Interface IP-Address OK? Method Status Protocol

Virtual-Access3 unassigned YES unset up down
ATM0 unassigned YES manual up up
ATM0.1 unassigned YES unset up up
Dialer0 217.x.x.x YES manual up up
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