Question

Microsoft, Office Communications Server / Office Live Communications server, 2007 & 2005, Federation, IM Connectivity

Asked by: matheson

Hi,

we have two seperate domains (not trusted) all running server 2003 active directory in native mode.

In domain 1 there is an office communications server 2007 and in domain two there is a live office communicator server 2005.

We want to enable the two severs im clients to be able to contact each other and i am presuming federation is the best way to go with this? or just routing? Will we need a federation server/access edge server?

I can't find any great documentation on the subject from technet.

Any help on how to set this up would be much appreciated?

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Answers

 

by: ThrainSonOfTimorPosted on 2008-03-26 at 13:50:41ID: 21216062

Complicated question, but let's give it a shot.
Are there any firewalls between the two domains? Are you using the enterprise voice feature?

Federation is in my opinion the best option.
A static route is in my opinion for routing specific traffic (like voice) to your gateway PBX. Information about federation and static route can be found in the OCS admin guide, but it doesn't say anything about the best solution: http://www.microsoft.com/downloads/details.aspx?familyid=cb7dc2de-4504-484e-9229-bd8614be0633&displaylang=en&tm

If you are using firewalls (and DMZ zone) an edge server in DMZ is best practice. http://www.ocspedia.com/Edge_Srvr.htm

If not, you could try federation directly from both the servers.

 

by: mathesonPosted on 2008-03-27 at 07:11:33ID: 21221494

Do i need to create a federation server? or can i just directly connect? the two servers are on different subnets connected via WAN with no firewalls

 

by: ThrainSonOfTimorPosted on 2008-03-28 at 01:25:06ID: 21228673

Is the WAN a leased line? No internet access? Otherwise it is not advisable to use no firewalls.
Federation is just a setting in OCS 2007. You don't need a seperate server.
If the servers can ping each other, you can connect directly.

 

by: mathesonPosted on 2008-03-28 at 04:25:58ID: 21229356

its an mpls connection, no internet acccess.

So to set up the federation, on the OCS 2007 do i just add a static route for the domain name i want to connect to? and the same in the LCS 2005 server?

 

by: ThrainSonOfTimorPosted on 2008-03-28 at 05:58:30ID: 21229903

Yes, but I've have to admid that I didn't try this in the way you want to set it up.
You can find more information in the admin guide above, but here are the short steps:
- Open Office Communications Server 2007.
- In the console tree, right-click the forest node, click Properties, and then click Global Properties.
- Click the Federation tab.
- Select the Enable Federation and Public IM connectivity check box, and then do the following:
"      In FQDN, specify the FQDN of the Access Edge Server, Director, or load balancer through which outbound SIP traffic is to be routed.
"      In Port, accept the default value of 5061

On the LCS2005 you do the same: properties of forest, Federation

 

by: mathesonPosted on 2009-04-17 at 18:42:50ID: 24173102

after a lot of messing around weve been onto microsoft about it and it looks like we might be able to add a sip static route without a federation server, no prescence methinks but should work.

as soon as we have tescint complete i will let you know

 

by: ee_autoPosted on 2009-05-29 at 11:04:40ID: 24504708

Question PAQ'd, 300 points refunded, and stored in the solution database.

20120131-EE-VQP-002

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