Subject: Re: DEC vt320 terminal problem
To: NetBSD User's Discussion List <netbsd-users@NetBSD.ORG>
From: Frederick Bruckman <>
List: netbsd-users
Date: 06/23/2001 14:54:15
On Sat, 23 Jun 2001, Greg A. Woods wrote:

> This machine would apparently freeze while booting, never getting past
> the point where 'init' tries to open /dev/console.
> The problem of course was flow control related.


> When we increased the VT340's flow control low-water mark from 64 to 256
> bytes (the max is 512) the problem "went away".  It also goes away if
> you simply turn off flow control too, of course, but that's hardly a
> final solution if you want to use the terminal after the fact for
> something other than just viewing console messages.

Sounds like your serial port isn't handling the XOFF characters. Did
you try using a custom gettytab entry to set the port for software
handshaking? Works for me. Here it is again...


and in /etc/ttys, change "std.9600" to "vt.9600".