How does it work? Once you sign up, using the TelePost Conference Center is this easy: TelePost Conference Center is not IP Telephony. It's web-initiated calling using standard, high-quality telephone lines. How does it work? Once you sign up, using the TelePost Conference Center is this easy: Log into your account from the Telepost web site. Enter the phone number of the first participant to call, or click on a name from the Contact Manager. Within seconds, your phone rings. Once you pick up the phone, the first participant's phone will ring. The real-time Conference Status Window gives you an up-to-date status on your conference call. From here, you can add, mute, hold, and/or drop up to 8 call participants. End the call by hanging up or clicking the call termination link.