HP 37717C - Page 191

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ETSI/ANSI Terminology
ETSI/ANSI Conversion and 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.
Tributary Unit (TU) Virtual Tributary (VT)
TU VT
TU-11 VT 1.5
TU-12 VT 2
TU-2 VT 6
TU-3 NONE
TU BIP VT BIP (CV-V)
TU RDI / LP-RDI RDI-V
TUG VT Group
TUG2 VT Group (12 columns)
TUG3 VT Group (86 columns)
TU multiframe VT superframe
TU PATH AIS VT AIS (AIS-V)
VC SPE
VC4 STS3C SPE
Virtual Container (VC) Synchronous Payload Envelope (SPE)
Table 3 ETSI / ANSI Terminology , continued
ETSI Term ANSI Term
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