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Re: console and telnet differences?

Christopher Fowler cfowler@outpostsentinel.com
Mon, 27 Mar 2006 14:52:06 -0800 (PST)

Also the Console.pm that I wrote was based on 7.X version not 8.  Per
Brian and my discussions today a new module needs to be written for 8.X.
If anyone is up to the task it would be greatly appreciated.

On Thu, 2006-03-23 at 06:59 -0800, Bryan Stansell wrote:
> On Wed, Mar 22, 2006 at 10:31:22AM -0700, Chris Riddoch wrote:
> > console can talk to a server just fine.  But when I connect with telnet
> > or a ruby script I'm writing (based loosely on the Console.pm which was
> > posted a while ago) things behave differently.  After the preliminaries
> > (login, etc) stuff is handled and I see [Attached], from there on out,
> > any data I send to the server is sent properly, and then sent on to the
> > serial port... but nothing is sent to back to my client, even though
> > it's logged properly.
> it sounds like you aren't totally implementing the protocol used by the
> client.  at a certain 8.x release, the client must send the server a
> '^Ec;' command, which tells the server to start sending console output
> to the client.  this was added so that the client could send various
> escape sequences and read the result accurately (otherwise it could get
> console output mixed in) after attaching to the console but before the
> user gets to interact with it.
> no, the protocol isn't fully documented.  :-(  the CallUp() routine in
> console.c is where most of the "handshake" magic happens (i believe this
> one thing i mentioned is really the only "gotcha" - otherwise it's
> fairly straightfoward).
> Bryan
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