Vendor
Nokia exams
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- Exams
- 3
- Questions
- 536
Question sets
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Certification paths
How the certifications fit together
Service Routing Foundations
Start here for all IP routing tracks
- Nokia NRS I4A0-100Gateway exam; no prerequisite listed.
Service Routing Specialization
NRS II route domain and transition logic
- NRS II routing specialization group4A0-112 or 4A0-113Pick one of the two options for certification.
- SR Fundamentals + IPv6/IPv4 and services integration4A0-103Core written prerequisite for NRS II.
- BGP and IP/MPLS routing knowledge4A0-114Core written prerequisite for NRS II.
- SR topology and services certification4A0-104Core written prerequisite for NRS II.
Service Routing Architect
Advanced design and lab-level validation
- SRA certification bundle4A0-C02 + optional electivesSRA requires multiple mandatory writtens plus one elective and ASRA4A0 lab.
Optical Network Operations
Optical network certifications and design tracks
- Optical Network Professional4A0-205Base certification for ONC domain.
- Optical Network Services Expert4A0-210 + 4A0-265Includes advanced services and troubleshooting exam set.
- Optical Network Design Expert4A0-250 + 4A0-255Advanced design-focused route in ONC.
- Optical Network Architect4A0-220 + 4A0-230 + 4A0-240Higher-level architecture-level ONC path.
Data Center Foundation
Nokia distributed cloud infrastructure
- DCF Professional4A0-D01Foundation distributed cloud certification.
- DCF Network Expert4A0-D01 + 4A0-D03Requires DCF foundation + advanced written exam.
Network Automation / Platforms
Intent automation in IP and network services
- INAP on Network Service Platform4A0-AI1Core path for intent and automation on NSP.
5G & Bell Labs
Associate and distributed-cloud specialization
- Bell Labs Associate (5G)BL0-100Foundation 5G credential.
- Bell Labs Distributed Cloud (5G)BL0-220Advanced 5G distributed cloud certification.
What changed
The timeline
- June 24, 2026
SRA requirements reduced; multicast is retired
- August 6, 2026
Segment Routing and EVPN exam versions go live Aug 6
- September 8, 2026
4A0-108 Multicast Protocols retired
- September 8, 2026
SRA now requires EVPN Services exam 4A0-115
- September 8, 2026
SRA now requires five written exams
- September 8, 2026
SRA path now requires five written exams
- September 8, 2026
SRA requirements reduced to five written exams
- September 24, 2026
4A0-100 transition adds Sep 24 deadline and blackout
- October 24, 2026
4A0-100 renamed to IP Networks and Services Fundamentals
- December 31, 2026
4A0-103 MPLS exam scheduled for retirement
- December 31, 2026
4A0-104 Services Architecture to retire
- December 31, 2026
4A0-112 legacy NRS II exam retirement date set
- December 31, 2026
4A0-114 BGP Fundamentals for Services to retire
- December 31, 2026
NRS II lab workshops retire Dec 31
- January 1, 2027
NRS II path moves to two-written exam model
- January 1, 2027
NRS II relaunch adds a new lab exam
- February 2, 2027
4A0-C03 retirement moved to
- February 8, 2027
4A0-113 OSPF exam retires
- February 8, 2027
4A0-C04 retirement moved to
- February 8, 2027
NRS II lab workshops now retire
- March 8, 2027
NRS II lab completion deadline moved to
- March 9, 2027
4A0-116 Segment Routing moves into NRS II
- March 9, 2027
4A0-S01 SR Linux NRS I exam announced
- March 9, 2027
NRS II legacy stack moves to new two-written-exam model
- March 9, 2027
NRS II relaunch and new lab move to
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View 4A0-100