Yes, it should work. How are you initiating conferences? Up to 3 party conferences are done in software, only when you try to conference the 4th user, would the system use the hardware conference. I would also take a look at how the DSP resources are allocated.
Hi all, I found my problem; I made a mistake because I put the wrong IP address on sccp. The ip address of my voice vlan is 10.1.1.254 and not 10.1.1.1 and that's why the resources does not register. Changed the ip address and everything is fine.
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