Month October 2011

Cisco PfR/OER: Modern SD-WAN and Automation

Today, we revisit a foundational Cisco feature: Optimized Edge Routing (OER), more commonly known now as Performance Routing (PfR). In 2011, we explored how this “brain” could monitor network paths and intelligently route traffic based on real-time metrics like jitter,…

MSDP with BGP Address-family Ipv4 Multicast

Today we delve into the foundational architecture of MSDP with BGP IPv4 Multicast address-family. While initially published in 2011, the core principles of inter-Autonomous System (AS) multicast routing remain critical for understanding modern network designs. This updated post revisits the…