Use Jeremy’s course as your foundation for BGP thinking , then use modern resources (like CBT Nuggets’ own "Cisco CCNP ENCOR 350-401" course, if updated) to cover the exam blueprint.
Many veteran network engineers attribute their core understanding of internet routing to Jeremy's frantic whiteboard drawings and passionate explanations in this very series. It proved that highly complex, dry dry technical topics could be taught with joy, humor, and immense energy. explore current Cisco certifications that cover BGP today, or are you looking for active training resources for modern network engineering?
: Multihoming to different ISPs, private vs. public ASNs, and blackhole servers for DDoS mitigation. Current Status and Validity Introductory Nugget: Cisco CCIP BGP 642-661