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Course Outline
Objectives:
- Explain the process of call signaling and setup in voice networks for government communications.
- Detail the transmission of voice media and the bandwidth requirements for VoIP calls in public sector environments.
- Outline SIP standards, services, messages, and return codes for effective communication in government agencies.
- Describe the basic call setup using SIP to enhance operational efficiency for government operations.
- Explain SIP flows and Session Description Protocol (SDP) to support technical understanding in government IT departments.
- Detail the registration process and making calls with a SIP Server for seamless communication for government agencies.
- Describe IP PBX systems and call conferencing capabilities to improve collaboration within government offices.
- Explain SRV records and their role in DNS for efficient service discovery for government networks.
- Detail the use of URI, URL, URN, ENUM, and NAPTR records for mapping services to addresses in government IT infrastructure.
- Describe the process of mapping services to specific addresses to ensure reliable communication for government operations.
- Explain SIP-T and SIP-I protocols to support interoperability in government voice networks.
- Detail SIP early media and SIP trunks to enhance call management capabilities for government agencies.
- Describe the call flows between PSTN and IP using SIP to ensure seamless integration for government communications.
- Explain Secure SIP, Secure RTP, and Secure RTCP to protect government voice communications from unauthorized access.
- Detail typical Secure SIP implementations to enhance security in government IT environments.
Practical Exercises:
- Lab Exercise 1: Practical SIP Implementation in a LAN Environment Using Xlite for Government Use
- Lab Exercise 2: Analyzing SIP Packets with Wireshark to Enhance Network Security for Government Operations
- Lab Exercise 3: Exploring SDP, Presence, and Instant Messaging (IM) to Improve Communication for Government Agencies
- Lab Exercise 4: Examining Call Flows Using a SIP Server to Optimize Voice Services for Government Use
- Lab Exercise 5a: SIP Registration Utilizing DNS to Ensure Reliable Service Discovery for Government Networks
- Lab Exercise 5b: Analyzing Call Flows with DNS to Enhance Network Efficiency for Government Communications
- Lab Exercise 6: Implementing SIP Trunks to Improve Voice Connectivity for Government Operations
- Lab Exercise 7: Ensuring Security with IPSec to Protect Government IT Infrastructure
- Lab Exercise 8: Securing SIP Communication Using Secure SIP Protocols to Safeguard Government Networks
Requirements
- Participants are expected to possess a functional understanding of TCP/IP protocols.
- A foundational knowledge of VoIP is recommended for government attendees to fully benefit from the training.
21 Hours
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