What is Remote Call Control?

Remote Call Control often referred as RCC is a way to let Microsoft Office Communicator ability to control your PBX phone. Read more...

How to configure LCS \ OCS for RCC?

the very first thing you would configure, is the RCC gateway. After you have configured the RCC gateway, configure the OCS server and users for RCC.

Suppose the RCC gateway FQDN is RccServer.OcsPedia.com and the IP Address of the RCC G/W is 192.168.2.183.

Go to the Front End properties of OCS => click Routing tab => Add the following route.

Note: Check off the Phone URI otherwise it will create the domain as sip:*@rcc.megalab.com;user=phone. This would cause the RCC to fail.

After configuring routing tab, configure the Host Authorization tab on the Front End properties. This is to ensure that the RCC gateway is authorized to talk to the OCS servers.

Next step is to configure the User's properties as followings.

The Server URI domain should matche the Static Route Domain that was configured under Routing tab.

Here is a blog which talks about various RCC issues...

Note: You also need to ensure that user's phone number is normalized properly before RCC works smoothly. See here about OCS Phone number normalization...

Related Links:

What is Remote Call Control?
Configure Remote Call Control