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Exam Code: 920-452

Exam Name: NCSE-Communication Server 1000 Ris.4.0

Updated: Sep 07, 2026

Number: 56 Q&As with Testing Engine

920-452 Free Demo download

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Nortel 920-452 Exam Overview:

Certification Vendor:	Nortel (Avaya legacy)
Exam Name:	NCSE - Communication Server 1000 Rls. 4.0 (920-452)
Exam Number:	920-452
Available Languages:	English
Exam Format:	Multiple choice (historical certification format)
Related Certifications:	Nortel NCSS Nortel NCTS Avaya CS 1000 Certifications (legacy mapping)
Sample Questions:	Nortel 920-452 Sample Questions
Exam Way:	Historically delivered via authorized Pearson VUE testing centers or Nortel/Avaya certification partners (varies by region and period).
Pre Condition:	Recommended prior experience with Nortel CS 1000 systems and foundational Nortel certification (such as NCTS or NCSS).

Nortel 920-452 Exam Syllabus Topics:

Section	Objectives
Topic 1: System Installation and Configuration	- Software installation and upgrade procedures - Initial system setup and provisioning
Topic 2: Networking and Signaling	- IP telephony fundamentals in CS 1000 - Signaling protocols and trunk interfaces
Topic 3: Maintenance and Troubleshooting	- System diagnostics and alarm interpretation - Fault isolation and recovery procedures
Topic 4: Call Processing and Telephony Features	- Feature activation and call handling services - Dial plan and numbering plan configuration - Call routing and trunking concepts
Topic 5: Communication Server 1000 Architecture	- Core software structure and release 4.0 features - System components and call processing architecture

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