4-2
Installation
ETSI / ANSI Equivalent Terms
NOTE: VC is an ETSI abbreviation for Virtual Container and an ETSI / ANSI
abbreviation for (ATM) Virtual Channel. The context of VC must therefore be taken
into account when converting between standards.
S-n.1 or S-n.2 short haul Short Reach (SR)
STM-n STS-n
SOH TOH
Section Overhead (SOH) Transport Overhead (TOH)
Tributary Unit (TU) Virtual Tributary (VT)
TU VT
TU-AIS VT AIS (AIS-V)
TU FERF / TU RDI RDI-V / VT FERF
TU REI VT FEBE
VC SPE
Virtual Container Payload Envelope
Virtual Container (VC) Synchronous Payload Envelope (SPE)
VP-RDI (VP-FERF) VP-RDI
VC-RDI (VC-FERF) VC-RDI
ETSI Term ANSI Term
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