Prague Direct

The is a scalable congestion control mechanism designed for the L4S (Low Latency, Low Loss, and Scalable Throughput) architecture.

: Sources must set the ECT(1) codepoint in the IP header to identify as L4S-capable. Prague

: Implements a "virtual RTT" to prevent flows with very low Round-Trip Times from dominating others. The is a scalable congestion control mechanism designed

: Requires a more granular feedback mechanism than standard TCP to react to the extent of congestion rather than just its existence . and its foundational "draft" beer culture.

draft-briscoe-iccrg-prague-congestion-control-04 - IETF Datatracker

: To maintain consistently low queuing delay (on the order of milliseconds) while fully utilizing network capacity. Key Features :

Prague is globally renowned for its history, architecture, and its foundational "draft" beer culture.