Nokia NCS_20022252020 exam dumps : NCSS 2G/3G SCN PaO 2.2

  • Exam Code: NCS_20022252020
  • Exam Name: NCSS 2G/3G SCN PaO 2.2
  • Updated: Oct 11, 2026     Q & A: 85 Questions and Answers

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About Nokia NCS_20022252020 Exam

How should you prepare for the Nokia NCSS 2G/3G SCN PaO 2.2 exam? The efficient answer: work through the 85+ Q&As covering the NCS_20022252020 objectives at PracticeTorrent, refreshed for 2026, until exam day feels like a formality.

Nokia NCS_20022252020 Exam Syllabus Topics:

SectionObjectives
Mobile Core Network Operations (MSS / MGW)- Mobile Switching Center Server (MSS) Architecture
  • 1. MSS integration with OpenMGW
    • 2. MSS pooling and capacity limits
      • 3. Remote AS and routing configuration
        - Media Gateway (MGW) Configuration
        • 1. MGW hardware evolution (A2SU replacement)
          • 2. Control plane traffic limits
            Signaling and Routing Analysis- SS7 / M3UA / signaling configuration
            • 1. SLS routing behavior
              • 2. M3UA associations and link sets
                - Digit analysis and routing trees
                • 1. EOS and routing attribute analysis
                  • 2. Circuit group and trunk originated call analysis
                    Traffic Measurement and Network Performance- Network optimization lifecycle
                    • 1. Measure, analyze, optimize, implement cycle
                      - Traffic and load measurements
                      • 1. VLR and circuit group measurements
                        • 2. Control unit and traffic category metrics
                          Interfaces and Protocols- Signaling protocols
                          • 1. ISUP, SIP, SIP-IP PBX support
                            • 2. Megaco / H.248 for Mn interface
                              - Core network interfaces
                              • 1. Nb, Iu-CS, Iu-PS interfaces
                                • 2. X3 interface for CDR and signaling transfer

                                  Practical Answers About the Nokia NCSS 2G/3G SCN PaO 2.2 Exam

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                                  The NCS_20022252020 exam is Nokia's official certification test, and passing it awards the Nokia Networks Certification credential. Its career value is simple: certified professionals are the first shortlisted for better roles and promotions, which is why candidate numbers keep climbing.

                                  The Nokia NCSS 2G/3G SCN PaO 2.2 syllabus spans 4 knowledge areas. The heaviest are Interfaces and Protocols, Signaling and Routing Analysis, Mobile Core Network Operations (MSS / MGW). Match your study time to those weights — the full outline is listed in the section above.

                                  Nokia NCSS 2G/3G SCN PaO 2.2 Sample Questions:

                                  Question #1

                                  What is the main configuration required for SBC functionality in MSS?

                                  • A. ISUP Interface to External IP
                                  • B. IP Realms
                                  • C. SIP IP PBX Support
                                  • D. SIP in MSS
                                  Reveal Solution  Discussion  0

                                  Correct Answer: B  🗳️

                                  Question #2

                                  Where to find the update documentation for MSS Measurement and counters?

                                  • A. NOLS
                                  • B. Sharenet
                                  • C. Share inside
                                  • D. NED
                                  Reveal Solution  Discussion  0

                                  Correct Answer: A  🗳️

                                  Question #3

                                  All of the following OMGW functional units have 2N redundancy except:

                                  • A. CLA
                                  • B. IPNIPs
                                  • C. TDMNIP
                                  • D. TCUs
                                  Reveal Solution  Discussion  0

                                  Correct Answer: D  🗳️

                                  Question #4

                                  Mobile Station A moved from MSS1 to MSS2, now it requested a subsequent HO to MSS3. What will happen?

                                  • A. MSS2 will reject such HO.
                                  • B. MSS2 will releay the request to MSS1, MSS1 will release resources with MSS2 and Start HO procedure towards MSS3.
                                  • C. MSS2 will process the HO request and start HO procedure towards MSS3 and after HO is successful will notify MSS1.
                                  • D. MSS2 will start HO procedure towards MSS3 and will not notify MSS1.
                                  Reveal Solution  Discussion  0

                                  Correct Answer: B  🗳️

                                  Question #5

                                  In OTOCs tool, the recommended TCU utilization is:

                                  • A. 80% for ATCA and 90% for IPA MGW
                                  • B. 80% for IPA and 90% for ATCA MGWs
                                  • C. 80% for both IPA and ATCA MGW
                                  • D. 90% for both IPA and ATCA MGWs
                                  Reveal Solution  Discussion  0

                                  Correct Answer: A  🗳️

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