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Nortel NCSS 920-253 Braindumps

920-253

Exam Code: 920-253

Exam Name: NCDS-Nortel VPN Router (Contivity)Rls.6.0

Updated: Jul 18, 2026

Q & A: 60 Questions and Answers

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Nortel 920-253 Exam Syllabus Topics:

SectionObjectives
Topic 1: Operations and Troubleshooting- High availability
  • 1. Disaster recovery considerations
    • 2. Redundancy and failover mechanisms
      - Monitoring and diagnostics
      • 1. Performance troubleshooting
        • 2. Log analysis and event monitoring
          Topic 2: IPSec VPN Configuration- Tunnel configuration
          • 1. Policy-based VPN setup
            • 2. Route-based VPN setup
              - IKE and IPSec fundamentals
              • 1. Authentication and key exchange
                • 2. Encryption and security associations
                  Topic 3: Routing, NAT, and Traffic Management- NAT and firewall policies
                  • 1. Security policy enforcement
                    • 2. Address translation concepts
                      - Routing integration
                      • 1. Static routing configuration
                        • 2. Dynamic routing considerations
                          Topic 4: Contivity VPN Router Fundamentals- VPN concepts
                          • 1. Remote access VPN concepts
                            • 2. Site-to-site VPN overview
                              - Platform architecture and components
                              • 1. Contivity OS basics
                                • 2. Hardware and software architecture
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