Patent ID: 9420113
Filing Date: 2016-08-16
CPC Classification: H04L,H04M

Claim Text:
1. A communication system, comprising: an Internet protocol (IP) phone; and a private branch exchange (PBX) system communicatively coupled to the IP phone, the PBX system configured to store a default configuration file for configuring the IP phone to prompt a user to enter an extension identifier for the IP phone and for configuring the IP phone to transmit the extension identifier and a media access control (MAC) address of the IP phone to the PBX system in at least one registration message, the PBX system configured to automatically learn the MAC address by associating the MAC address with the extension identifier in data in response to the at least one registration message, the PBX system configured to access, based on the extension identifier from the at least one registration message, a first configuration file stored by the PBX system and identified by the extension identifier, the PBX further configured to generate, based on the first configuration file, a second configuration file for configuring the IP phone, wherein the second configuration file is identified by the MAC address, and wherein the IP phone is configured to retrieve the second configuration file from the PBX system based on the MAC address and to configure itself based on the second configuration file.