What are the fees for being a Developer Solution Partner?

I'm trying to record calls on an encrypted connection (SIP over TLS + SRTP) to a SIP trunk, but encountering a problem. I have configured recording using the built-in-bridge feature of CUCM, and this is working well as long as the connection to the r...

I'm testing in the Collaboration 12 sandbox with Jabber phones. The goal is to detect dial codes (0-9*#) when pressed by the local or remote side. Already working is recording using built-in-bridge. Based on another discussion here, RFC 2833 should b...

The same VPN credentials cannot be reused a second time on another PC, but I have read you can add an additional user during the reservation, and receive separate VPN credentials. The problem is, in the reservation interface, permitted users list, th...

Is it possible to download the Jabber client to make calls in the Collaboration sandbox?Or otherwise how can we use the available phones in the system (1001, 1002, etc.) ?