Segment-Routing

CCIE Service Provider is the highest-paying CCIE track, validating expert-level skills in service provider networking — MPLS, Segment Routing, advanced BGP, carrier Ethernet, and IOS-XR platform mastery. The v5.0 lab exam is 8 hours and tests both design reasoning and hands-on configuration across complex multi-AS, multi-VPN topologies running on Cisco IOS-XR. The defining challenge of CCIE SP is IOS-XR. Unlike IOS-XE, IOS-XR uses a commit-based configuration model, separates the admin plane from the data plane, and allows individual process restarts without a full router reload. This fundamental difference in how you interact with the operating system adds 1-2 months of dedicated learning to your preparation timeline compared to other CCIE tracks. ...

CCIE Service Provider holders earn a median salary of $157,000 in 2026, with top earners in major metros clearing $200,000 or more. According to ZipRecruiter (March 2026), the national salary range for CCIE-certified professionals spans $135,000 to $250,000, and SP track holders with segment routing expertise command a clear premium as 5G backhaul demand surges. Key Takeaway: Despite the “SP is dying” narrative, the job market tells a different story — 483 CCIE SP jobs on LinkedIn, 60+ segment routing roles on ZipRecruiter, and median pay that’s competitive with every other CCIE track. ...

Segment Routing Traffic Engineering (SR-TE) replaces RSVP-TE’s hop-by-hop signaling with a source-routed model where the headend router encodes the entire path as a SID list — eliminating per-LSP state from every transit router in your SP backbone. For CCIE SP candidates, understanding both technologies and their tradeoffs is now essential: the v6 lab tests SR-TE policies, TI-LFA, and Flex-Algo alongside legacy RSVP-TE tunnels. Key Takeaway: SR-TE is rapidly replacing RSVP-TE in production SP networks because it eliminates control-plane state from the core, scales better, and integrates natively with SDN controllers — but RSVP-TE’s built-in bandwidth reservation still matters for specific use cases, and both appear on the CCIE SP lab. ...

Learn how to migrate from MPLS to SRv6 uSID using the Ship in the Night method with real IOS XR configuration examples and verification steps.