Patent ID: 9628616
Date: 2017-04-18
CPC Classifications: H04L,H04M

Claim:
1. A method comprising: receiving a call setup signaling message at a subject line message application server from a caller device, wherein the call setup message is a Session Initiation Protocol message, wherein the call setup signaling message includes a subject header, and wherein the subject header includes a message identifier that corresponds to a subject line message selected via the caller device from a plurality of subject line message in a subject line message repository, wherein the subject line message includes information provided by the caller to the called party related to a reason for a telephone call; forming, at the subject line messaging application server, a modified call setup signaling message in response to a removal determination indicating that the subject header should remain, wherein the modified call setup signaling message includes a subject line message that replaces the message identifier with content from an entry in the subject line message repository that corresponds to the message identifier, wherein each entry in the subject line message repository is associated with a particular message identifier; and sending the modified call setup signaling message to a called party device via a server.