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RE: [Condor-users] Flocking across a firewall?

Open ports 9614 and 9618 for the Collector and Negotiator messages

Allocate a Port Range in your condor_config.local files using

Open that port range in your firewall.

NB both tcp and udp need to be permitted

NB2 You have to open ports between EVERY submit node and EVERY execute node.

The following pages have more details:



> -----Original Message-----
> From: Angel de Vicente [mailto:angelv@xxxxxx]
> Sent: 17 September 2004 12:19
> To: Condor-Users Mail List
> Subject: [Condor-users] Flocking across a firewall?
> Hi,
> I am trying to flock jobs from one pool to another, but 
> between them there is a
> firewall... I've been looking at the Condor list archives, 
> but cannot find an
> explanation of exactly what traffic should be open between 
> the two pools, and
> between which nodes.
> The situations is like this. We have two networks: A and B. 
> All traffic from A
> to B is not firewalled, but most of the traffic from B to A 
> is filtered. Our
> network administrator, quite reasonbly, doesn't like the idea 
> of opening the
> whole thing, so we would like to open the minimum necessary.
> Any guidelines on what should be open to make it work? So far 
> we have only
> opened one port, and when submitting a job from network A to 
> network B the
> communication necessary for negotiating is OK. Jobs are 
> matched to machines in
> network B. But now the job complains in the Starter about 
> comunication with the
> condor_shadow in the submitting machine. Now, the problem is 
> that the shadows
> seem to be listening to different ports. So, is there a range 
> that we should
> open? 
> Any help appreciated. Thanks a lot,
> Angel de Vicente
> -- 
> ----------------------------------
> http://www.iac.es/galeria/angelv/
> PostDoc Software Support
> Instituto de Astrofisica de Canarias
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