Internet Communications Using SIP: Delivering VoIP and Multimedia Services with Session Initiation Protocol ~This book is like good tour guide.It doesnt just describe the major attractions; you share in the history spirit language culture from the place.~ Henned Schulzrinne Professor Columbia University Since its birth in 1996 Session Initiation Protocol S... guideit describe attractions history language culture Leadership Networking: Connect Networked is essential to effective leadership in todays organizations. Leaders who are skilling networkers have access to people information resources to help solve problems create opportunities. Leaders who neglect their networks are missed out on critical component from ... networking essential effective leadership organizations leaders