Etsi/ansi conversion and equivalent terms, Introduction – HP OMNIBER 718 HP 37718A User Manual
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ETSI/ANSI Terminology
ETSI/ANSI Conversion and Equivalent Terms
ETSI/ANSI Conversion and Equivalent Terms
Introduction
The terminology used on the instrument display can be ETSI (SDH) or
ANSI (SONET) terminology. Refer to the table given in this appendix for
an explanation of equivalent SDH/SONET terms.
ETSI: European Telecommunications Standards Institute.
ANSI: American National Standards Institute.
Table 3
ETSI / ANSI Terminology
ETSI Term
ANSI Term
AU-3
STS-1 SPE + H1, H2, H3
AU-4
STS-3c SPE + H1, H2, H3
BIP (Bit Interleaved parity)
CV (Code Violation)
High Order Path (HP / HO)
STS Path
I-n Intra Office, (n=STM-n level)
Intermediate Reach (IR)
L-n.1 or L-n.2 long haul
LR long reach
Low Order Path (LP / LO)
VT Path
LP-REI
REI-V
M.S.P
A.P.S
Multiplexer Section (MS)
Line
Multiplexer Section Protection
Automatic Protection Switching
MS-AIS
Line AIS / AIS-L
MS-BIP
Line CV / CV-L
MS-DCC
Line DCC / DCC-L
MS-REI
Line FEBE / REI-L