Telephone port with automatic detection and secure

A method and system for automatically detecting that a telephone port is being used and securing the telephone line associating with the telephone port, is presented. In one embodiment, a method and system is described for automatically securing a telephone line in a telephone system having more than one telephone lines. Usage of a device connected to the telephone line is first detected. Telephones in the system are notified via a data packet to secure the telephone line. In response to the data packet, the telephones prevent a user from accessing the telephone line.