Re: Dial-up modem 'No CARRIER'

[marc <gmane@auxbuss.com>]

W. Paul Mills said...
> -----BEGIN PGP SIGNED MESSAGE-----
> Hash: SHA1
> 
> marc wrote:
> > =====
> > chat script
> > 
> > # This chatfile was generated by pppconfig 2.3.10.
> > # Please do not delete any of the comments.  Pppconfig needs them.
> > # 
> > # ispauth PAP
> > # abortstring
> > ABORT BUSY ABORT 'NO CARRIER' ABORT VOICE ABORT 'NO DIALTONE' ABORT 'NO 
> > DIAL TONE' ABORT 'NO ANSWER' ABORT DELAYED
> > # modeminit
> > '' ATZ
> > # ispnumber
> > OK-AT-OK "ATDT08089916106"
> > # ispconnect
> > CONNECT \d\c
> > # prelogin
> > 
> > # ispname
> > # isppassword
> > # postlogin
> > 
> > # end of pppconfig stuff
> > 
> > =====
> > ppp peers
> > 
> > # This optionfile was generated by pppconfig 2.3.10. 
> > # 
> > #
> > hide-password 
> > noauth
> > connect "/usr/sbin/chat -v -f /etc/chatscripts/myisp"
> > debug
> > /dev/modem
> > 115200
> > defaultroute
> > noipdefault 
> > user "me@myisp.com"
> > remotename myisp
> > ipparam myisp
> > 
> > usepeerdns
> > =====
> > 
> > # pon myisp
> > # tail /var/log/messages -n 25
> > 
> > Oct 17 15:12:15 localhost pppd[22368]: pppd 2.4.3 started by root, uid 0
> > Oct 17 15:12:16 localhost chat[22370]: abort on (BUSY)
> > Oct 17 15:12:16 localhost chat[22370]: abort on (NO CARRIER)
> > Oct 17 15:12:16 localhost chat[22370]: abort on (VOICE)
> > Oct 17 15:12:16 localhost chat[22370]: abort on (NO DIALTONE)
> > Oct 17 15:12:16 localhost chat[22370]: abort on (NO DIAL TONE)
> > Oct 17 15:12:16 localhost chat[22370]: abort on (NO ANSWER)
> > Oct 17 15:12:16 localhost chat[22370]: abort on (DELAYED)
> > Oct 17 15:12:16 localhost chat[22370]: send (ATZ^M)
> > Oct 17 15:12:16 localhost chat[22370]: expect (OK)
> > Oct 17 15:12:16 localhost chat[22370]: ATZ^M^M
> > Oct 17 15:12:16 localhost chat[22370]: OK
> > Oct 17 15:12:16 localhost chat[22370]:  -- got it
> > Oct 17 15:12:16 localhost chat[22370]: send (ATDT08089916106^M)
> > Oct 17 15:12:16 localhost chat[22370]: expect (CONNECT)
> > Oct 17 15:12:16 localhost chat[22370]: ^M
> > Oct 17 15:12:16 localhost chat[22370]: ATDT08089916106^M^M
> > Oct 17 15:12:34 localhost chat[22370]: NO CARRIER
> > Oct 17 15:12:34 localhost chat[22370]:  -- failed
> > Oct 17 15:12:34 localhost chat[22370]: Failed (NO CARRIER)
> > Oct 17 15:12:35 localhost pppd[22368]: Exit.
> > =====
> > 
> > Listening in on the line, the modem dials, the ISP picks up and attempts 
> > negotiation - which, clearly, doesn't happen.
> > 
> 
> It has been a long time since I did any dialup. But I will try to help.
> Looks to me like one of two things. Need a different init string, or
> timing out too soon. Couple of things to try. Look at the modem init
> string used by windows, and try it.

Yes, I've tried that, but no joy.

> Also try to connect with a terminal
> program such as minicom. Sometimes you can find clues to the problem by
> entering and watching everything as it happens.

Thanks for the suggestion, but I've run out of energy on this machine. 
Sadly, it looks like I'm going back to Windows on the laptop for another 
year or two. I have one more query on this problem that's outstanding on 
the modem.hsf forum that might bear fruit, though.

-- 
Best,
Marc