Patent ID: 8015305

Claim:
A method for implementing a Session Initiation Protocol feature, comprising: receiving a request from a first user to enable a privacy feature that reduces call information generated by a communications platform in one or more remote state notifications related to a call involving the first user, the first user being one of a plurality of users using a shared line supported by a communications platform; establishing a communication session via the communications platform, the communication session being between a second user and the first user, the second user not being one of the plurality of users using the shared line, the shared line comprising an Internet Protocol (IP) phone line serving the plurality of users; sending, by the communications platform, a remote state notification comprising reduced call information notifying the plurality of users of the communication session; receiving a request from a third user, who is part of the plurality of users, to join the communication session between the first user and the second user; and integrating communications of the third user into the communication session between the first user and the second user.