ocr: SONET NETWORK LAYERS Path Line - Line Section : Sectlon : Scction Sectlon - - - Tributary Tributary signals - signals SONE Repeater Repeater SPE SPE assembly disassembly SuperSONET. The SONET retwork cah be described asing three different network spans. Imis diagram Strows each type ofspan segmten And its associaled Layer 1 fhte SONET protocol stack A single direction IS: shown forsimplicity.
