On Sun, 10 Jul 1994 18:52:09 -0500, Brian Leonard <paranoid@ccwf.cc.utexas.edu> said:

>  	Up until kernels >4/17, my serial stuff worked great.  As soon
> as I upgraded to 5/2, the serial ports died. I get stuff like:

> % cu -l /dev/tty00
> Connected.
> (first key I hit...)
> cu: write: Input/output error

> Disconnected.
> %

I got the same thing until I forced Carrier Detect on on my modem.
I'm running the 5/2/94 binary.

Good luck!

Ivan


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