Article View: comp.emacs
Article #8120Re: Flow Control on DECServer 200s
From: Steve Roseman
Date: Wed, 14 Dec 1988 14:42
Date: Wed, 14 Dec 1988 14:42
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>I'm running GNU Emacs 18.52.2 under VAX/VMS 4.7 on one of several vaxen
>connected through a terminal server (DECServer 200). When emacs starts up
>or restarts after being suspended, the terminal server is put in pasthru
>mode, but flow control is not disabled. I can disable flow control
>(XON/XOFF) on the server manually, but this is undesirable due to the need
>to turn it back on later.
>...
>My question is who knows what sort of magic is used to get the server to
>switch to pasthru mode --- does it do this by sensing the terminal's
>condition? Is there a way to disable flow control _on_the_server_ by an
>appropriate termcap entry?
>Roland Roberts BITNET: roberts@uornsrl.bitnet
> Nuclear Structure Research Lab INTERNET: rbr4@db2.cc.rochester.edu
> 271 East River Road UUCP: rochester!ur-cc!rbr4
> Rochester, NY 14267 AT&T: (716) 275-8962
If anyone knows how, I would like to hear. However, I don't think it
is possible. The LAT/VMS V4.7 manual states (pg 4-1) "Flow control to the
physical device is handled by the terminal server instead of the host. A
seperate flow control mechanism exists between the server and host. The
following terminal characteristics do not apply to LAT terminals:
TT$M_READSYNCH
TT$M_TTSYNCH"
We leave flow control disabled on the servers (in order to use Emacs),
and the user must manually enable it whenever data overflow problems occur.
Yes, that's a hassle.
Steve Roseman
Lehigh University Computing Center
LUSGR@LEHICDC1.BITNET
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<8812141430.AA26419@EDDIE.MIT.EDU>Path:
arc1-ca.pugleaf.net!utzoo!attcan!uunet!lll-winken!lll-lcc!ames!mailrus!cornell!uw-beaver!mit-eddie!LEHICDC1.BITNET!LUSGRShow Full Headers
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Path: arc1-ca.pugleaf.net!utzoo!attcan!uunet!lll-winken!lll-lcc!ames!mailrus!cornell!uw-beaver!mit-eddie!LEHICDC1.BITNET!LUSGR From: LUSGR@LEHICDC1.BITNET (Steve Roseman) Newsgroups: comp.emacs Subject: Re: Flow Control on DECServer 200s Message-ID: <8812141430.AA26419@EDDIE.MIT.EDU> Date: 14 Dec 88 14:42:24 GMT Sender: uucp@eddie.MIT.EDU Lines: 31