VoLTE IMS and SIP Signaling Training

Commitment 2 Days, 7-8 hours a day.
Language English
User Ratings Average User Rating 4.8 See what learners said
Delivery Options Instructor-Led Onsite, Online, and Classroom Live


IMS and SIP Signaling Training | VoLTE Signaling Training course provides a technical overview of IMS and SIP signaling applicable to VoLTE. EPS/IMS architectures, components, functions, protocols, signaling flows, and traffic cases are discussed. IMS and SIP Signaling training course is designed for planners, engineers, testers, troubleshooters, or anyone else who is involved in IMS, SIP, and VoLTE deployment in LTE RAN EPC, and IMS networks.

  • 2 Days of IMS and SIP Signaling Training with an expert instructor
  • IMS and SIP Signaling Electronic Course Guide
  • 100% Satisfaction Guarantee
  • Certificate of Completion



Upon completing this VoLTE IMS and SIP Signaling Training course, learners will be able to meet these objectives:

  • LTE, EPS, and IMS
  • IMS architecture and components
  • SIP and SDP
  • Session control in IMS
  • VoLTE network architecture
  • VoLTE traffic scenarios
  • Applicable SIP messages
  • VoLTE registration
  • VoLTE call setup and release
  • VoLTE interworking
  • VoLTE QoS
  • Voice call continuity
  • Emergency call support
  • If you are familiar with some aspects of IMS and SIP Signaling, we can omit or shorten their discussion.
  • We can adjust the emphasis placed on the various topics or build the IMS and SIP Signaling Training course around the mix of technologies of interest to you (including technologies other than those included in this outline).
  • If your background is nontechnical, we can exclude the more technical topics, include the topics that may be of special interest to you (e.g., as a manager or policy-maker), and present the IMS and SIP Signaling Training course in a manner understandable to lay audiences.

The target audience for this VoLTE IMS and SIP Signaling Training course:

  • All

The knowledge and skills that a learner must have before attending this VoLTE IMS and SIP Signaling Training course are:


LTE and IMS Network Architecture
  • Overview of LTE/EPC
  • Overview of IMS
  • Concepts behind LTE, EPS, and IMS interworking
  • Overview of Voice over IP
  • VoIP protocols
  • Overview of SIP and SDP protocols
  • SIP network nodes
  • SIP signaling flows
  • Registration
  • Session Initiation
  • Session Termination
  • Overview of SIP architecture
  • EPS Architecture Supporting Voice Services
  • CS Fallback
IMS Network Architecture
  • Functional Elements
  • Application Server (AS)
  • Breakout Gateway Control Function (BGCF)
  • Call Session Control Function (CSCF)
  • Home Subscriber Server (HSS)
  • Media Gateway Function (MGW)
  • Media Gateway Control Function (MGCF)
  • Multimedia Resource Function Controller (MRFC)
  • Multimedia Resource Function Processor (MRFP)
  • Security Gateway (SEG)
  • Serving/Gateway GPRS Support Node (SGSN/GGSN)
  • Signaling Gateway (SGW)
  • Subscription Locator Function (SLF)
  • Service Capability Interaction Manager (SCIM)
  • Policy Decision Function (PDF) – “Bandwidth Manager” (CoS & QoS)
  • GPRS-IMS Bundled Authentication (GIBA)
IMS with LTE/EPC Interworking
  • IMS profile for voice and SMS
  • IMS Protocols and Messages
  • Session Setup and teardown with SIP
  • IMS-related Identities
  • Private User Identity (IMPI)
  • Public User Identity (IMPU)
  • Details of Private User Identities (IMPI)
  • Details of Public User Identities (IMPU)
  • Signaling and negotiation
  • IMS Procedures
  • VoLTE Call Setup
  • VoLTE QoS and Traffic Management
  • Policy and Charging Control (PCC)
  • QoS Class Identifier (QCI)
  • GBR bearer and non-GBR bearer
  • Standardized QoS characteristics
VoLTE Call Initiation and Signaling
  • PDN Connectivity (NAS Signaling)
  • Authentication
  • Bearer Setup and EPS Attach
  • P-CSCF Discovery
  • SIP Registration
  • Event Subscription
  • VoLTE Registration
  • IMS registration
  • SIP signaling with P-CSCF
  • User identities for VoLTE
  • Application Registration
  • VoLTE Call
  • Voice Call Continuity
  • VCC call setup
  • Emergency Call Support
  • Emergency Session Call Flows
VoLTE Interworking
  • Overview of VoLTE-to-PSTN Calls
  • Role of S-CSCF and ENUM
  • Role of BGCF, MGCF, and MGW
  • SIP and ISUP Interworking
  • Interworking architecture and components
  • SIP extensions used in IMS
LTE and IMS Call Flows
  • EPS Attach
  • Always-on Connectivity
  • The initial Context Setup procedure
  • Bearer Setup for IMS APN
  • PDN Connection for VoLTE
  • PDN Connectivity (NAS Signaling)
  • Authentication
  • Bearer Setup and EPS Attach
  • P-CSCF  Discovery
  • SIP Registration
  • VoLTE Call troubleshooting
VoLTE IMS and SIP Signaling TrainingVoLTE IMS and SIP Signaling Training Course Recap, Q/A, and Evaluations