Course Outline: SIP Essentials with Hands-on Labs

1:SIP Introduction 

SIP Message Format

Legacy Call Control

Compare SIP

Packetizing Voice

SIP Call Flow

How SIP Routes Media

SIP Call Control

SIP in 4G

2:SIP Architecture 

SIP UA

SIP Requests

SIP Response

SIP URI

SIP Architecture

SIP Domain

SIP Registration

SIP Call Routing

Loose Routing

3.Regular Expression 

Metacharacters

Substitution

REGEX Modifications

4.Routing the SIP INVITE 

Proxy Routing

Via and Record-Route

5:The SIP Dialog

SIP Dialog

The reINVITE

6:SIP Entities

SIP Topology

SIP Proxy

B2BUA

Outbound Proxy

7:SIP Call Flow Examples 

Wireshark Colors

Wireshark Preferences

SIP Stack

REGISTER with Authentication

Wireshark Analysis of SIP Dialog

SIP Redirect

CFNA

REFER and Call Transfer

8.SIP Call Routing

PRACK 100-rel

Call Forking

Loop and Spiral

Third Party Call Control

Path Minimalization

SIP in the PLMN

OPTIONS Method

9.SIP Uniform Resource Indicators (URIs)

URI vs. URL vs. URN

SIP URI Examples

URI Delimeters

SIP and SIPs

tel URI

URI Escape Codes

10.SIP Message Headers 

SIP Header Overview

Dialog ID Headers

User-Agent

SIPp Header Modification

Proxy-Authenticate

Allow and Supported

History Info

Join

Session Expires

PPI and PIA

Establish Service Path

IMS Hosted

Content-Type

11.Session Description Protocol (SDP)

SDP Background

SDP Format

SIP = one way?

SDP Lines

SDP Offer/Answer

Call Hold

12.SIP and the DNS

Zone File

SOA and NS Records

A-Record

SRV Record

NAPTR Record

Locating SIP Servers

13.ENUM 

ENUM Database Example

ENUM Query and Response

ENUM REGEX

Post ENUM Routing

14.Legacy 

Early Media

SIP-T and SIP-I

15.RTP and Real-Time Control Protocol (RTCP)

RTP Headers

RTP Dejitter

Conferencing

RTCP

16.DTMF Handling 

DTMF

SIP INFO

RFC 2833

17.Presence 

Presence Overview

PIDF XML Example

Rich Presence

Presence Message Flow

Instant Messaging

18.SIP Timers

Standard Timer Values

Session-Expires

19.SIP Security 

Security for Call Setup

Authentication

S/MIME

TLS

20.SIP NAT Traversal 

NAT

NAT Types

STUN & TURN

For Latest Syllabus Reach us