Re: [Condor-users] DC_AUTHENTICATE: attempt to open invalid session

[Liam Gretton <L.Gretton@xxxxxxxxxxx>]

Zachary Miller wrote:
> On Fri, Jul 25, 2008 at 06:27:04PM +0530, Johnson koil Raj wrote:
> >
> > Check the firewall of the clients its seem to be enabled.After disable
> > everything worked fine. (system-config-securitylevel-tui)
>
> in particular, UDP traffic from the collector (central manager) needs to be
> able to reach the startd (execute node).  this is how the startd is informed
> that it has an invalid sesion.

Thank you both - this was indeed the problem, UDP traffic blocked by the 
client.

--
Liam Gretton                                    L.Gretton@xxxxxxxxxxx
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