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ETSI/ANSI Conversion and Equivalent Terms
3
Installation Manual
57
Path IEC / AU-IEC
IEC-P
Path Overhead
Path Overhead
Regenerator
Repeater
Regenerator Section (RS)
Section
Regenerator Section Overhead
Section Overhead
Remote Alarm Indicator
RAI
RS-DCC
Section DCC (DCC-S)
Section Overhead (SOH)
Transport Overhead (TOH)
S-n.1 or S-n.2 short haul
Short Reach (SR)
SOH
TOH
STM-m
OC-n / STS-n (where m= n
÷
3 for m
≥
1
STM-0
STS-1
STM-1
OC3c / STS-3c
STM-4
OC-12 / STS-12
STM-16
OC-48 / STS-48
STM-64
OC-192
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)
ETSI (SDH) Term
ANSI (SONET) Term
Installation.book Page 57 Monday, January 12, 2004 1:13 PM
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