ocr: Type Technique Function Key Elements Discard Discard Provides guidance DE bit strategy control to network concerning which frames to discard. Congestion Backward explicit Provides guidance BECN bit or avoidance congestion toe end systems CLLM message notification about congestion in network. Congestion Forward explicit Provides guidance FECN bit avoidance congestion to end systems notification about congestion inr network. Congestion Implicit congestion End system infers Sequence numbers recovery notification congestion from inh higher-layer frame loss. PDU Table 1: Frame-relay congestion-cont ...
