If you have wondered how the requests sent over the internet arrive at the right destination every time, the answer is IP addresses. An Internet Protocol (IP) address is a string of digits and periods ...

SCCP phones are registered by MAC address, while SIP third-party phones require the configuration of an end user that is associated to the phone as the digest authentication user on that phone.

An analog telephone adapter (ATA), or FXS gateway, is a device that allows traditional analog phones to be connected to a ...