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000070_arice@benchmark-systems.com_Thu Oct 25 10:02:52 EDT 2001.msg
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Article: 12883 of comp.protocols.kermit.misc
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From: arice@benchmark-systems.com (Alan Rice)
Newsgroups: comp.protocols.kermit.misc,comp.unix.aix
Subject: Re: Kermit droping back to a login
Date: 25 Oct 2001 05:43:22 -0700
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fdc@watsun.cc.columbia.edu (Frank da Cruz) wrote in message news:<9r3rb4$c7t$1@newsmaster.cc.columbia.edu>...
> In article <d86c5ce1.0110230446.686fdc5@posting.google.com>,
> Alan Rice <arice@benchmark-systems.com> wrote:
> : fdc@watsun.cc.columbia.edu (Frank da Cruz)
> : wrote in message news:<9r1sv1$rdc$1@newsmaster.cc.columbia.edu>...
> : > In article <d86c5ce1.0110221123.53a7102b@posting.google.com>,
> : > Alan Rice <arice@benchmark-systems.com> wrote:
> : > > ...
> : > > When You dail into said box and put kermit into server mode. Every
> : > > thing works find. The moment you issue a finish to take it out of
> : > > server mode it kicks out to a login prompt.
> : > > ...
> : > > Both version kick out to a login prompt.
> : > >
> : > > What am I missing?
> : > >
> : > How are you starting it? If it's wrapped in a script that contains an
> : > exit command, that might do it, depending on the shell. If you made
> : > Kermit itself the user's login shell, that would do it too. It's gotta
> : > be something like that.
> :
> : I wish it was that simple. I did all the steps manually. I loginto the
> : box, fire up kermit, send it into server mode, escape back, send and
> : get till the cows come home, issue the FINISH command and do a
> : Connect. When I get back to the box it's sitting at a lobin prompt.
> :
> How are you dialing into AIX? Direct to a serial port or through a
> terminal server? The AIX Telnet server (which you might be using if you
> came in through a terminal server) has some quirks, described in Section
> 3.1 of:
>
> ftp://kermit.columbia.edu/kermit/test/text/ckubwr.txt
>
> but the symptom you describe isn't one of them. I can Telnet into AIX,
> start Kermit in server mode, and then FINISH, re-enter server mode,
> FINISH again, all I want to without a hiccup.
>
> If you are dialing directly into an AIX serial port, that's a different
> story, but it's also a scenario I can't duplicate for testing. The most
> likely suspect is Kermit's calls to the /dev/tty driver. When Kermit
> starts, it gets and saves your terminal modes, and then puts the terminal
> into "CBREAK" mode so it can read a character at a time from your keyboard.
> When it exits, it restores the original terminal modes. So the first
> question is: can you start Kermit and then immediately EXIT from it without
> getting logged out?
>
> Next, when Kermit enters either connect (terminal) state or protocol (file
> transfer or server) state, it changes terminal modes again to allow maximum
> transparency. When it returns to command mode, it restores CBREAK mode.
> So the next question is: can you give Kermit a SEND or RECEIVE command
> without getting logged out after the file transfer is finished?
>
> If you can, but you still are logged out after sending FINISH, I'd be mighty
> puzzled, since the same thing happens on the server end of FINISH as happens
> when C-Kermit completes a SEND or RECEIVE command. In fact, I'm mighty
> puzzled anyway, because if AIX C-Kermit had such a fundamental problem,
> there would be angry mobs in the street below.
>
> I'm copying this reply to the AIX newsgroup in hopes that someone there can
> comment on this scenario: dialing directly into an AIX serial port and
> transferring files with Kermit. In the past, when serial-port related
> problems have come up with AIX, it seems to have made a big difference which
> kind of serial port it is -- a built-in one, a port on the 128-port
> multiplexer, etc. AIX patch level also tends to be germane.
>
> - Frank
>
> P.S. AIX people: C-Kermit 8.0 is in its final stages of prerelease testing:
>
> http://www.columbia.edu/kermit/ck80.html
>
> I haven't had the range of AIX versions to build and test it on that I
> had in the past, so I'd appreciate it if anybody who has any AIX release
> other than 3.2.5, 4.3.2, and 4.3.3 would please build it, send in a binary,
> and test it to whatever degree they can.
I am dialing in to the box in question.
I can start and stop kermit with no problems. But I can not issue a
SEND or a RECEIVE without it kicking me out to a login prompt.
ALan R