Patent ID: 8842150
Filing Date: 2014-09-23
Classification: H04L,H04N

Abstract:
1. A method comprising: receiving a first message in a first protocol for a video call between a first end point communicating in the first protocol and a second end point communicating in a second protocol, the first message for setting up the video call using a first call set-up procedure, wherein the first message includes media information; storing the media information included in the first message; initiating a second call set-up procedure with the second end point for connecting the second end point and the first end point for the video call, the second call set-up procedure including a second message sent to the second end point for setting up the video call, wherein the second message does not include the media information; and based on initiating the second call set-up procedure, exchanging messages with the second end point for establishing the video call between the first end point and the second end point, comprising: