O'Reilly logo

Voice over IP Security by Patrick Park

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

Chapter 3. Security Profiles in VoIP Protocols

This chapter covers the security profiles in the following VoIP protocols:

Three protocols are dominating in VoIP network today: H.323, Session Initiation Protocol (SIP), and Media Gateway Control Protocol (MGCP). SIP and H.323 are peer-to-peer session protocols that are necessary for global VoIP service, especially interconnecting heterogeneous service networks. MGCP is a device control protocol that provides a simple and centralized mechanism of controlling media gateways. Similar control protocols are H.248 (Megaco), Network-based Call Signaling Protocol Specification (NCS), and Skinny Call Control Protocol (SCCP).

These protocols ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required