You can clearly see that the H.323 Protocol Stack encompasses all the elements that make up the complete H.323 protocol. The above diagram shows the OSI Model Stack (7 layers) and corresponding TCP/IP Model Stack (4 layers) and how both the SIP Stack and the H.323 Stack fit into them. It is recommended that you look all the papers listed below for a background into Skype for Business and a detailed explanation about the Codecs, Protocols, Procedures and some of the available solutions. Whilst Lync 2013 has now been renamed Skype for Business 2015, it is generally backwards compatible with Lync Server 2013. The paper is specifically based on Skype for Business 2015. Within these papers the terms, Lync, Skype, Skype for Business and SfB, unless stated otherwise, all refer to Skype for Business Server 2015. This will form the basis for understanding the challenges that must be overcome when integrating with H.323 or SIP based systems. We will show the communications links and indicate the various protocols used between servers and devices by Skype for Business 2015 when A/V Conferencing and Application Sharing. Hence, it will focus on the communications used in A/V Conferencing and Application Sharing. SKYPE FOR BUSINESS APP IS ONLY AVAILBLE FOR iOS 8.0 OR GREATER.This paper provides details of the Networks & Protocols used by Microsoft® Skype for Business 2015 - (Lync 2013) and is Part 3 of a series that specifically looks at Microsoft Skype for Business 2015 (Lync 2013) and the challenges and solutions for integrating Skype for Business 2015 with H.323 or SIP standards compliant videoconferencing systems. IF YOU ARE UNSURE ABOUT YOUR COMPANY'S LICENSE TO AND/OR DEPLOYMENT OF LYNC OR SKYPE FOR BUSINESS, PLEASE CONTACT YOUR IT DEPARTMENT. SOME FUNCTIONALITY MAY NOT BE AVAILABLE IN ALL COUNTRIES. UPDATES TO MICROSOFT LYNC SERVER OR SKYPE FOR BUSINESS MAY BE REQUIRED FOR PROPER PERFORMANCE.
IMPORTANT: THIS SOFTWARE REQUIRES CONNECTIVITY TO VALIDLY LICENSED COPIES OF MICROSOFT LYNC OR SKYPE FOR BUSINESS SERVER OR OFFICE 365 / LYNC ONLINE / SKYPE FOR BUSINESS ONLINE AND WILL NOT WORK WITHOUT IT. If you're not sure about your account status, please contact your IT department.
Also, some functionality might require an update to Lync or Skype for Business Server or might not be available to all users.
However, you must have a Skype for Business or Lync account in order to use (and enjoy) the full capability of the Skype for Business app. Anyone can use the Skype for Business for iOS app when invited to a Skype for Business or Lync 2013 meeting.
Enhanced security via Active Directory Authentication Library. Search your contacts by name, email, or phone number.
Find your recent conversations and pick them up from where you left off.
Look at your upcoming meetings and join via one click. Control the meeting (mute or remove attendees) and know more about participants' modalities. Simultaneously view shared content and speaker's video during a conference. Join, rejoin and initiate a Skype for Business Meeting to communicate and collaborate on amazing ideas. Key Features: Initiate a group IM or video conversation and invite additional participants. Skype for Business, formerly Lync 2013 for iOS, extends the power of Lync and Skype to your favorite mobile device: voice & video over wireless, rich presence, instant messaging, conferencing, and calling features from a single, easy-to-use interface.