I think the guys at netproject http://www.netproject.com have done something like this in the open-source world, where users can move seamlessly from one workstation to another. Sun's SunRays are something similar in the proprietary world.
John On Sat, 22 Mar 2003 22:12:33 +0100 "roland" <[EMAIL PROTECTED]> wrote: > Hi Terminalguys :) > > I already posted this mail to the vnc mailinglist - but I think a posting > here will give me more feedback about this. As far as I can see, the > "roaming Desktop" feature in Thin Computing with Linux is still to be done. > With X itself, we have no option - it would be VERY difficult to implement, > because how should one tell the X-App that the User "moved" from Terminal A > to Terminal B ? Perhaps some sort of "X-Proxy" would be an option - but I > think, the most compromising approach for this, is to enhance VNC for that > purpose. > Please give me feedback, what you think. > Since i`m sysadmin/sysengineer i`m not very good in programming, but if > there is interest, I would at least try to start and maintain a project, > which aims at giving "session management" (and loadbalancing???...) feature > to VNC. > > regards > Roland > > > > ---------------- > > hello! > > i`m using a setup of xvnc under inetd and kdm control, so each user can > connect and get`s his own desktop. noone has to "fiddle around" with > dedicated port-numbers, which he has to connect to. this makes the "linux > terminal server alterative" become somewhat realitiy, but unfortunaly, we > loose the "preserve session state"-feature of vnc here, because each time > the user closes vncviewer, the serving xvnc process dies. > see very good docs at: > http://www.sourcecodecorner.com/articles/vnc/linux.asp > > I wonder, if there is anybody around, thinking of implementing a layer of > "session management" into vnc, that users can reconnect to (one of) his > previously established and disconnected session(s). > > This would make the "roaming desktop" possible - without the need, to assign > dedicated port numbers to users and pre-spawning xnvc processes for ALL of > them. > > It could be done by adding a "dispatcher" in front (or inside?) xvnc which > is able to manage sessions previously established. sure, some sort of > authentication needs to be done at this level, because the only reasonable > way to re-establish sessions and to route it to the appropriate client, is > to get known, WHO is reconnecting. > > I administer citrix servers, which have this feature - when the user > reconnects he is routed to his old session. if he has more than one > disconnected session, he can choose, which he wants to re-establish. I also > have some experience with sunray terminals - which have this feature in "2 > flavours". The user is able to re-establish a disconnected session by > entering login/password OR by using a smartcard (whereas the sunray x-server > process[==xvnc] is "bound" to a smartcard - so the user inserts his > smartcard at any terminal and gets back his personal desktop) > > are there any solutions around or is there any work in progress, > implementing > this with vnc ? > i`m really shure this IS possible with reasonable effort. (unfortunately i`m > awful bad programmer, otherwise i would do that myself :) > > regards > roland > > > > ------------------------------------------------------- > This SF.net email is sponsored by:Crypto Challenge is now open! > Get cracking and register here for some mind boggling fun and > the chance of winning an Apple iPod: > http://ads.sourceforge.net/cgi-bin/redirect.pl?thaw0031en > _____________________________________________________________________ > Ltsp-discuss mailing list. To un-subscribe, or change prefs, goto: > https://lists.sourceforge.net/lists/listinfo/ltsp-discuss > For additional LTSP help, try #ltsp channel on irc.freenode.net ------------------------------------------------------- This SF.net email is sponsored by:Crypto Challenge is now open! Get cracking and register here for some mind boggling fun and the chance of winning an Apple iPod: http://ads.sourceforge.net/cgi-bin/redirect.pl?thaw0031en _____________________________________________________________________ Ltsp-discuss mailing list. To un-subscribe, or change prefs, goto: https://lists.sourceforge.net/lists/listinfo/ltsp-discuss For additional LTSP help, try #ltsp channel on irc.freenode.net
