It says in docs that I only need the, cf+sip proxy registrar, can i install this on a windows server and get the 1 to 1 chatt and video? its confusing.
You want to use your computer as a voice/video endpoint for 1 on 1 session
All users are within the intranet. No firewalls or NAT devices are involved.
Sametime Conference Manager
Sametime SIP Proxy/Registrar
Sametime Bandwidth Manager (optional)