x11/gdm: default IPv6 disables IPv4 for xdmcp
Joe Marcus Clarke
marcus at marcuscom.com
Sat Dec 16 11:28:55 PST 2006
On Sat, 2006-12-16 at 22:13 +0300, Boris Samorodov wrote:
> 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...
Correct. If you have IPv6 enabled interfaces, then GDM will use IPv6.
PGP Key : http://www.marcuscom.com/pgp.asc
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