Path: utzoo!attcan!uunet!cs.utexas.edu!news-server.csri.toronto.edu!utgpu!cunews!bcars8!bnrgate!bcars85!jsparkes From: jsparkes@bcars85.bnr.ca (Jeff Sparkes) Newsgroups: comp.windows.x Subject: Re: XDMCP/-query option to MIT sample servers Message-ID: Date: 7 Jun 90 17:00:43 GMT References: <1378@esatst.yc.estec.nl> <9006061659.AA05569@xenon.lcs.mit.edu> Sender: news@bnrgate.bnr.ca (USENET News Administration) Organization: Bell-Northern Research, Ltd. Ottawa Ontario CANADA Lines: 27 In <9006061659.AA05569@xenon.lcs.mit.edu> keith@EXPO.LCS.MIT.EDU (Keith Packard) writes: >> I have a question about the XDMCP support in the MIT sample server, in my >> particular case the Xhp server. >> I tried the ``-query xdm-host'' option when starting >> Xhp but >> it did not help. The only thing that happend was that Xhp generated an error >> message: ``XDM: too many retransmissions''. >xdm does not support XDMCP when running on SYSV machines. The lack of reliable >signal handling in a SYSV environment would make this quite difficult to >implement. The problem revolves around listening for UDP packets on a socket >and also waiting for child process termination. >The server is working fine in your case, the display manager is simply not >listening for the packets. > Given that HP-UX has BSD reliable signals and networking code, has anyone done the work to make it work? We kludged around it by setting the pingInterval down to 1. This works fairly well since it takes a fair chunk of a minute to boot the NCD, but I'd rather have it working correctly. -- Jeff Sparkes jsparkes@bnr.ca Cat: Is that what I think it is? Lister: What do you think it is? Cat: A big orange whirly thing in space!