Date: Sat, 16 Dec 2006 22:13:38 +0300 From: Boris Samorodov <bsam@ipt.ru> To: Joe Marcus Clarke <marcus@marcuscom.com> Cc: freebsd-gnome@freebsd.org Subject: Re: x11/gdm: default IPv6 disables IPv4 for xdmcp Message-ID: <48751517@srv.sem.ipt.ru> In-Reply-To: <1166295004.21155.8.camel@shumai.marcuscom.com> (Joe Marcus Clarke's message of "Sat, 16 Dec 2006 13:50:04 -0500") References: <00614590@srv.sem.ipt.ru> <1166295004.21155.8.camel@shumai.marcuscom.com>
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On Sat, 16 Dec 2006 13:50:04 -0500 Joe Marcus Clarke wrote: > On Fri, 2006-12-15 at 22:30 +0300, Boris Samorodov wrote: > > Way back before gnome-2.14 IPv6 and IPv4 were mutual exclusive. > > Current gdm-2.16.4 behaves the same: > > > > - gdm built with defaults listens only at udp6: > > %netstat -a | grep xdm > > udp6 0 0 *.xdmcp *.* > > > > - disabling IPv6 helps to listen at udp4. > GDM has been fixed so that if IPv6 support is enabled, IPv4 support will > still work iff v6 does not at runtime. So, GDM will attempt to bind OK. As I understand it is so designed that with current defaults (GENERIC kernel, GDM built with default values, etc -- i.e. the recommended testing machine) GDM will not give IPv4 xdmcp access... > using an IPv6 address. Previously, if this failed, and IPv6 support was > enabled, GDM would not enable XDMCP support. Now, it will fallback to > IPv4. ...or I totally misunerstood you. WBR -- Boris Samorodov (bsam) Research Engineer, http://www.ipt.ru Telephone & Internet SP FreeBSD committer, http://www.FreeBSD.org The Power To Serve
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