Cabletron Systems BRIM-WT1, Руководство пользователя

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The WAN PHYSICAL CONFIGURATION SCREEN
BRIM-WT1 USER’S GUIDE Page 11
Force DSR True
Displays the source of the Data Set Ready (DSR) signal. You can toggle
the selections between YES and NO. The YES (On) setting indicates that
the DSR is internally “Forced True” (from the BRIM-WT1). The
NO (Off) setting indicates that the CTS signal is received from an external
DCE. The default setting is NO.
T1 Timeslot View
Displays the status of the T1 Timeslot Configuration Table. The selections
for this field toggle between Active and New. The Active setting displays
current Timeslot Configuration Table settings. The New setting allows
you to change Timeslot Configuration Table settings. The default setting
for the Timeslot Configuration Table is all Timeslots not assigned.
T1 Line Coding
Displays the line coding for the Full T1 line. The selections toggle
between INV-HDLC, JBZS, B8ZS, and OTHER. The OTHER selection
lets you select line coding for individual Interfaces. The default setting for
this field is B8ZS.
T1 Frame Type
Displays the T1 Frame type. The selections toggle between ESF and D4.
The default setting for this field is ESF.
T1 Xmit Clk Src
Displays the T1 Transmit Clock Source. The selections for this field
toggle between Loop Timing (Extracted Line Clock) and Local Timing
(Internal Clock). The default setting for this field is Loop Timing.
T1 Line Buildout
Displays the value of the Line Buildout setting. You can toggle between
0 db, -7.5 db, and -15 db. This field allows you to increase the attenuation
of the T1 signal. The T1 service provider should indicate how this value
should be set. The default setting for this field is 0 db.