Symmetricom TimeHub 5500 Reference Guide

097-55501-02 Issue 7 – January, 2005 TimeHub 5500 TL1 Reference Guide 93
Keywords
Keyword Description
Keyword Description
Keywords are listed on the following pages. After the keyword name, a definition of
the keyword is given. The definition is followed by the format of the keyword and the
value(s) used with the keywords.
ACTSSM (Active SSM)
This keyword provides a method for retrieving the SSM value currently being
applied to any ESF-framed DS1 output. This is a read-only keyword. The value
returned is the SSM quality level (see the chart in QLEVEL (Quality Level), on page
131 for mapping of SSM quality level to associated description). The keyword
format is:
CCALIGN=<value>
SYNCMDE
(Sync Mode)
AUTO Prior to FW
4236B: AUTO /
MANUAL /
FORCE / SSM
FW 4236B or
later:
AUTO/ SSM
ED-EQPT::CLK:SC66:::
SYNCMDE=MANUAL;
TCONST
(Time Constant)
768 96 - 49152 ED-SYNC::CLK-1:SC69:::
TCONST=768;
TCONSTSEC
(Time Constant for
Secondary Oscillator)
384 96 - 49152 ED-SYNC::CLK-2:SC70:::
TCONSTSEC=384;
TIDQUIET
(TID Quiet)
N Y / N ED-EQPT:::SC72:::
TIDQUIET=Y;
TRAFFIC
(Traffic Data Pattern)
255 0 - 255 ED-EQPT::OUTA:SC73:::
TRAFFIC=17;
USESUBRCK N Y / N ED-EQPT::IMC:SC77:::
USESUBRCK=Y;
WTRSS
(Wait Time to Restore
Synchronization Source)
30 0 - 1000 ED-EQPT::CLK:SC78:::
WTRSS=60;
YEAR4 N Y / N ED-EQPT::IMC:SC79:::
YEAR4=Y;
Table 3-1. Keywords and Descriptions (Continued)
Keyword/
Description
Default
Value
Accepted
Value
Example Command

Symmetricom TimeHub 5500 Specifications

General

Brand	Symmetricom
Model	TimeHub 5500
Category	Data Loggers
Language	English