[Samba] xp/2003 explorer freezes browsing shares on Samba 3.2 ipv6 hosts

Jeremy Allison jra at samba.org
Tue Jul 15 22:13:12 GMT 2008

On Tue, Jul 15, 2008 at 10:39:21PM +0200, Pim Zandbergen wrote:
> After upgrading one of our servers from Fedora 7 to Fedora 9,
> from Samba 3.0 to 3.2.0-2.17.fc9 I noticed this strange phenomena:
> Windows 2003 and XP clients freeze when you type
> "\\server" in an explorer address bar where "server" is the
> name of the Samba 3.2 host.
> Windows 2000 clients don't freeze.
> 2003/XP clients don't freeze when you enter "\\server\share"
> They un-freeze if you restart samba, showing all the shares.
> Refreshing freezes them again.
> Here are some details on our network
> - all samba 3.0 and 3.2 hosts are ipv6 capable
> - some Windows clients are ipv6 capable
> - DNS hostnames resolve to both ipv4 and ipv6 addresses
> - NetBIOS over TCP is disabled, nmbd not running
> - all samba servers are ADS clients in a 2003 domain
> Here are some findings:
> - it does not matter whether clients are ipv6 capable or not
> - removing AAAA records for samba hosts does not help
> - re-enabling NetBIOS over TCP does not help
> - disabling ipv6 on the samba host does fix the problem
> Disabling ipv6 on the host was not easy. I had to
> prevent the ipv6 module from being loaded.
> Has anyone else seen this behaviour?

Can you get a network capture log of this behaviour
please and log a bug report at bugzilla.samba.org
and attach the trace.



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