While the exam number has been replaced by newer CCNP Enterprise (ENARSI) and Service Provider (SPRI) exams, BGP itself hasn't changed. The core mechanics of the protocol—attributes, finite state machine, and path selection—are exactly the same today as they were when this course was filmed.
Here is a detailed critical review of the product. CBT Nuggets - Cisco CCIP BGP 642-661 By Jeremy Cioara
The course by Jeremy Cioara is widely regarded as a "gold standard" for learning the Border Gateway Protocol (BGP), even though the specific CCIP (Cisco Certified Internet Professional) certification was retired years ago. Why the Content is Highly Rated While the exam number has been replaced by
Although the exam code 642-661 is deprecated, the of the course is timeless. BGP is a slow-moving protocol in terms of fundamental changes; the way a router selects a path today is largely the same as it was when this series was filmed. For engineers today, these "Nuggets" provide a stronger foundational understanding than many modern, fast-paced tutorials. The course by Jeremy Cioara is widely regarded