عراب ال IT 
امتحانات دوليه
4A0-102
Nokia VPLS Services
About the Certification
This is a specialized certification focused on Virtual Private LAN Services (VPLS). It is designed to introduce how to design, configure, and operate Layer 2 virtual networks across Service Provider networks, enabling the interconnection of multiple sites as if they were part of a single LAN using MPLS technologies. The certification emphasizes a deep understanding of how VPLS works, different deployment models, and service management within Service Provider environments, making it a solid foundation for engineers working with Layer 2 VPN services.
Main Curriculum
The curriculum is divided into five main sections
- VPLS Fundamentals
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- VPLS concepts
- Layer 2 VPN characteristics
- VPLS use cases in Service Provider networks
- VPLS Architecture
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- Full-mesh and hierarchical VPLS
- MAC address learning
- Split Horizon technique
- VPLS Configuration and Operation
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- VPLS service configuration
- Connecting multiple sites
- Service management and monitoring
- Troubleshooting and Performance Optimization
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- Fault troubleshooting
- Performance monitoring
- Best practices
- MPLS and Its Role in VPLS
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- MPLS fundamentals
- Pseudowires
- Label distribution
Exam Details :
- Exam code: 4A0-105
- Exam duration: 90 minutes
- Number of questions: 40–60 questions
- Question types: Multiple-choice questions + Scenario-based / practical questions
- Language: English
- Passing score: Approximately 60%–65%
- Exam fee: USD 125–150 (may vary by country and may include taxes)
- Certification validity: 3 years
Do I need certifications before it ?
No, not required.
However, it is recommended to have basic networking knowledge, some familiarity with MPLS, and a good understanding of Service Provider network fundamentals, as this background will help you absorb the content faster and apply it more confidently in real-world scenarios.
Which certifications are recommended after this one ?
Not mandatory.
However, for those seeking a strong specialization path in VPLS services using Nokia equipment, especially in network design, site-to-site connectivity, and managing multi-point virtual networks, the Nokia VPLS Services certification is the strongest option.
What are the main uses of the VPLS certification ?
- VPRN Services (4A0-106) – Expanding into Layer 3 VPN services within Service Provider networks
- Advanced MPLS Technologies (L2VPN / L3VPN) – Deep specialization in site-to-site connectivity solutions
- EVPN (Ethernet VPN) – A modern, scalable alternative to VPLS in large networks
- Segment Routing (SR-MPLS / SRv6) – Transitioning to next-generation Service Provider networks
- Service Provider Core & Metro Networks – Specializing in Core and Metro network environments
- Network Automation (Python / NETCONF / YANG) – Automating large-scale Layer 2 and Layer 3 service operations
Your Strong Start in VPLS and Service Provider Networks :
This certification is a solid choice for network engineers aiming to specialize in Service Provider environments. It builds a strong foundation in designing and operating Layer 2 services over MPLS, enabling enterprise site interconnection as a single scalable and stable network, and opens clear paths toward L3VPN, EVPN, network design, and Service Provider automation.
Who is this certification suitable for ?
- Network Engineers or Service Provider Engineers
- Professionals working in ISP / Telecom environments
- Engineers with MPLS exposure who want to deepen their Layer 2 expertise
- Engineers interested in enterprise site-to-site connectivity solutions