An idea: give up on the /dev/modem link. That is, use /dev/ttyS1 instead.
>
> I don't recall having any problems dialing out from my home linux box
> to different places. Recently I added a dial-in capability, starting
> mgetty on boot. More precisely, when there is an incoming call from a
> particular place that logs in as a special user, pppd is started as
> that user's shell, with a specific set of options (details below).
>
> It works fine. However, when after this incoming call is successfully
> completed and terminated, I cannot dial out. Only after I comment out
> the mgetty stanza in /etc/inittab (that I took from the mgetty info
> pages essentially), and reboot, does the dial-out succeed.
>
> I am including the details that seem to me relevant - the setup and
> the syslog of the unsuccessful dial-out attempt. If anyone has any
> idea what I am missing here, I'll be very grateful.
>
> --
> Oleg Goldshmidt <[EMAIL PROTECTED]>
> "... We work but wit, and not by witchcraft;
> And wit depends on dilatory time." [Shakespeare]
>
> ===================================================================
>
> Platform: RH6.2 on i586, with kernel 2.2.15
>
> RPMs: mgetty-1.1.21-4, ppp-2.3.11-4 (from RH6.2)
>
> Permissions (just before dialing out)::
>
> crw-rw---- 1 uucp uucp 4, 65 Jul 1 20:16 /dev/ttyS1
> lrwxrwxrwx 1 root root 5 Jun 27 1999 /dev/modem -> ttyS1
> -rwsr-xr-x 1 root root 140656 Mar 7 17:25 /usr/sbin/pppd
>
> # in /etc/inittab (I think straight from mgetty info)
> # Run mgetty for incoming modem connections
> S1:2345:respawn:/sbin/mgetty -x3 ttyS1
>
> Dialout PPP options :
>
> /dev/modem
> 115200
> debug
> lock
> modem
> crtscts
> defaultroute
> connect "/usr/sbin/chat -v -f /etc/ppp/chat/<out-peer>"
>
> Dialin PPP options:
>
> debug
> crtscts
> lock
> modem
> auth +chap
> 192.168.68.2:192.168.68.1
> defaultroute
>
> /var/log/messages:
>
> Jul 1 20:45:59 zaphod pppd[17895]: pppd 2.3.11 started by oleg, uid 101
> Jul 1 20:46:00 zaphod chat[17899]: abort on (BUSY)
> Jul 1 20:46:00 zaphod chat[17899]: abort on (NO CARRIER)
> Jul 1 20:46:00 zaphod chat[17899]: send (ATZ^M)
> Jul 1 20:46:00 zaphod chat[17899]: expect (OK)
> Jul 1 20:46:10 zaphod mgetty[16544]: mdm_read_byte: read returned -1: Interrupted
>system call
> Jul 1 20:46:45 zaphod chat[17899]: alarm
> Jul 1 20:46:45 zaphod chat[17899]: Failed
> Jul 1 20:46:45 zaphod pppd[17895]: Connect script failed
> Jul 1 20:46:46 zaphod pppd[17895]: Exit.
> Jul 1 20:47:06 zaphod mgetty[17906]: tcsetattr failed: Input/output error
> Jul 1 20:47:06 zaphod mgetty[17906]: tcgetattr failed: Input/output error
> Jul 1 20:47:06 zaphod mgetty[17906]: tcsetattr failed: Input/output error
> Jul 1 20:47:06 zaphod mgetty[17906]: do_chat: can't write to modem!: Input/output
>error
> Jul 1 20:47:26 zaphod mgetty[17906]: tcsetattr failed: Input/output error
> Jul 1 20:47:26 zaphod mgetty[17906]: init chat failed, exiting...: Interrupted
>system call
> Jul 1 20:47:26 zaphod mgetty[17906]: failed in mg_init_data, dev=ttyS1, pid=17906
> Jul 1 20:47:26 zaphod mgetty[17906]: tio: cannot flush queue: Input/output error
>
>
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--
-- Shaul Karl <[EMAIL PROTECTED]>
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