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New Member

Cisco 837 ASYNC dialing problem

Hi all,

Cisco 837 dials through a modem but after some negotiations the session is disconnected automatically.....i've done a lot of troubleshooting but can't resolve the issue...kindly help

Following is the ASYNC int config

chat-script isp "" "AT&H1" TIMEOUT 10 OK "ATDT13131313" TIMEOUT 40 CONNECT

interface Async1

ip address negotiated

encapsulation ppp

dialer in-band

dialer idle-timeout 5000

dialer string 1111111

dialer-group 1

async default routing

async mode interactive

ppp authentication pap callin

ppp pap sent-username xxx password xxxx

!

ip classless

ip route 0.0.0.0 0.0.0.0 Async1

no ip http server

no ip http secure-server

dialer-list 1 protocol ip permit

line con 0

exec-timeout 120 0

modem autoconfigure discovery

modem enable

transport preferred all

transport output all

stopbits 1

line aux 0

script dialer isp

modem InOut

modem autoconfigure discovery

transport preferred all

transport output all

speed 38400

debugging section

Router#ping 1.1.1.1

00:47:27: As1 DDR: place call

00:47:27: As1 DDR: Dialing cause ip (s=10.10.10.1, d=1.1.1.1)

00:47:27: As1 DDR: Attempting to dial isp

00:47:27: CHAT1: Attempting async line dialer script

00:47:27: CHAT1: Dialing using Modem script: isp & System script: none

00:47:27: CHAT1: process started

00:47:27: CHAT1: Asserting DTR

00:47:27: CHAT1: Chat script isp started...

Success rate is 0 percent (0/5)

Router#

00:48:03: CHAT1: Chat script isp finished, status = Success

00:48:05: %LINK-3-UPDOWN: Interface Async1, changed state to up

00:48:05: As1 DDR: Dialer statechange to up

00:48:05: As1 DDR: Dialer call has been placed

00:48:05: As1 PPP: Using dialer call direction

00:48:05: As1 PPP: Treating connection as a callout

00:48:05: As1 PPP: Phase is ESTABLISHING, Active Open

00:48:05: As1 PPP: No remote authentication for call-out

00:48:21: As1 LCP: TIMEout: State REQsent

00:48:21: As1 LCP: O CONFREQ [REQsent] id 99 len 20

00:48:21: As1 LCP: ACCM 0x000A0000 (0x0206000A0000)

00:48:21: As1 LCP: MagicNumber 0x12AC3899 (0x050612AC3899)

00:48:21: As1 LCP: PFC (0x0702)

00:48:21: As1 LCP: ACFC (0x0802)

00:48:23: As1 LCP: TIMEout: State REQsent

00:48:23: As1 LCP: O CONFREQ [REQsent] id 100 len 20

00:48:23: As1 LCP: ACCM 0x000A0000 (0x0206000A0000)

00:48:23: As1 LCP: MagicNumber 0x12AC3899 (0x050612AC3899)

00:48:23: As1 LCP: PFC (0x0702)

00:48:23: As1 LCP: ACFC (0x0802)

00:48:25: As1 LCP: TIMEout: State REQsent

00:48:25: As1 LCP: State is Listen

00:48:27: %LINK-5-CHANGED: Interface Async1, changed state to reset

00:48:27: As1 PPP: Sending Acct Event[Down] id[E]

00:48:27: As1 LCP: State is Closed

00:48:27: As1 PPP: Phase is DOWN

00:48:32: %LINK-3-UPDOWN: Interface Async1, changed state to down

****************************************

2 REPLIES

Re: Cisco 837 ASYNC dialing problem

Can you post the output debug ppp authentication?

--Sundar

New Member

Re: Cisco 837 ASYNC dialing problem

Sundar,

Actually the problem has resolved by itsself.., if the problem reoccurs, i would show you the debg ppp authentication.....

Akhtar

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