In message <20050408133348.GA125535@medusa.sis.pasteur.fr>, Nicolas Joly writes
:
>On Fri, Apr 08, 2005 at 09:50:40AM -0300, Jared D. McNeill wrote:
>> On Fri, 2005-04-08 at 14:25 +0200, Nicolas Joly wrote:
>> > With your patched `slmodemd', i'm able to talk to the modem ...
>> > 
>> > root@calamity [~]# /usr/sbin/slmodemd /dev/sound1 
>> > SmartLink Soft Modem: version 2.9.9 Apr  8 2005 12:53:44
>> > symbolic link `/dev/ttySL1' -> `/dev/ttyp4' created.
>> > modem `sound1' created. TTY is `/dev/ttyp4'
>> > Use `/dev/ttySL1' as modem device, Ctrl+C for termination.
>> [...]
>> > ati3
>> > /dev/sound1
>> > modemap driver
>> > OK
>> 
>> Oh! You're using the modemap driver! Try passing -b to slmodemd, to use
>> the new NetBSD audio drivers:
>
>Works a little further ...
>
>root@calamity [~]# /usr/sbin/slmodemd -b
>SmartLink Soft Modem: version 2.9.9 Apr  8 2005 12:53:44
>symbolic link `/dev/ttySL0' -> `/dev/ttyp5' created.
>modem `sound1' created. TTY is `/dev/ttyp5'
>Use `/dev/ttySL0' as modem device, Ctrl+C for termination.
>
>root@calamity [~]# cu -l ttySL0
>Connected.
>atz
>OK
>atdt3300
>                      <--- HANG HERE
>
>At that time, slmodemd eats all the CPU.

I'm seeing the same thing.  I also found that 

#  sysctl -w hw.auich1.line1=1

did not make the modem go offhook.

But Jared, thanks very much for your efforts; I'd really like this to 
work.

		--Prof. Steven M. Bellovin, http://www.cs.columbia.edu/~smb