Higher order Path Connection (HPC)
Function that provides for flexible assignment of higher order Virtual Containers within
an STM-N signal.
Higher order Path Termination (HPT)
Function that terminates a higher order path by generating and adding the appropriate
Virtual-Container Path Overhead to the relevant container at the path source and
removing the Virtual-Container Path Overhead and reading it at the path sink.
HMI
Human Machine Interface
HO
High Order
Holdover
An operating condition of a clock in which its local oscillator is not locked to an
external reference but uses storage techniques to maintain its accuracy with respect to
the last known frequency comparison with a synchronized reference.
Host Name
Name of the server on which the ITM-SC is running.
HP-UX
Unix Operating System for a Hewlett Packard platform.
HS
High Speed
....................................................................................................................................................................................................................................
I I/O
Input/Output
ICB
Interconnection Box
ICP
InterConnection Panel
IEC
International Electrotechnical Committee
IEEE
Institute of Electrical and Electronic Engineers
IF
Intermediate Frequency
IFT
InterFace Terminal
Glossary
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GL-12
Alcatel-Lucent - Proprietary
See notice on first page
365-312-807R7.2
Issue 4, May 2007
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