NSN PS Core Network and O&M (Corporate Only)

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The candidate attending this program should have basic understanding of GSM and voice call flows. He/She should possess relevant O&M experience in any domain like Fault, Configuration and Performance management.

  • PS Core Evolution, Architecture and interfaces focused on NSN way of implementing
  • NSN Flexi Ng and Flexi NS platform overview
  • Evolution and Functional Description of NSN SGSN /GGSN
  • SGSN and GGSN Alarm interpretation, analysis and troubleshooting
  • Fault, configuration and performance management through OSS (Network Management System)
  • Perform alarm analysis, troubleshooting and O&M of NSN SGSN/GGSN products to reduce network downtime
  • Do capacity expansion of functional modules
  • Preventive Maintenance activities for the said products at various recommended intervals
  • Execute configurational changes in PS network parameters

PS Core and Network Architecture

  • Understand Packet Core network Architecture
  • Explain network subsystems and their functions
  • Explain various network interfaces and signaling protocols
  • Understand network elements and various topologies

   Hardware Overview, Evolution & Functional Description-SGSN 

  • Hardware and Software Architecture in Subrack and Cartridge technologies
  • Platform functional units and redundancy principles
  • SGSN IP connectivity
  • Configuration & troubleshooting for Ga, Gb, Gn etc.

   Hardware Overview, Evolution & Functional Description – GGSN 

  • Hardware and Software Architecture in Subrack and Cartridge technologies
  • Platform functional units and redundancy principles
  • GGSN IP connectivity
  • APN Configuration
  • Configuration & troubleshooting for Gi, Gn etc.

   Session Configuration and Service Awareness (DPI)

  • PLMN analysis and Routing Instances
  • Session profile, QoS and VRF’s details
  • Understand CLI and get familiar with alarm types
  • Alarm monitoring (with Practical Exercises)

   Operations and Preventive Maintenance (with Practical Exercises) 

  • Service Configuration –AAA,DNS,Charging
  • Alarm structure, interpretation and analysis
  • Preventive Maintenance Activities
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