5
ETSI/ANSI Conversion and Equivalent Terms
166
ETSI (SDH) Term
TUG3
TU multiframe
TU PATH AIS
VC
VC4
Virtual Container (VC)
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.
ANSI (SONET) Term
VT Group (86 columns)
VT superframe
VT AIS (AIS-V)
SPE
STS3C SPE
Synchronous Payload Envelope (SPE)
Installation and Verification Manual