Every single ITSP (Internet Telephony Service Provider) has a team of tech representatives. The performance of these professionals is essencial to reduce the churn and the stress of the operation. Other companies as well, such as Call Centers and PBX operators rely on SIP specialists to keep things running smoothly. Many companies also hire contractors to provide solutions and tech support. This training was created to improve the troubleshooting and design skills for these professionals.

Content:

Section 1 – Introduction to SIP

1. SIP devices and architecture
2. SIP message components
3. SIP methods
4. SIP error messages
5. The Registration Server
6. Softphone Configuration
7. Capturing SIP packets in Wireshark
8. NAT Traversal
9. STUN Demo
10. TURN Demo

Section 2 – Handling and analyzing Media

1. Media Encoding
2. Session
   

   Description

   Protocol

3. Real Time Protocol and Real Time Control Protocol

Section 3 – Advanced SIP, transactions, dialogs and routing

1. SIP Transactions
2. SIP Dialogs
3. SIP Routing

Section 4- TroubleShooting

1. TroubleShooting Methodology
2. Handling Signaling Issues
3. Handling Media Issues
4. Handling Billing Issues