User`s guide

CSX200 Configuration with QuickSET
46 CSX200 Family User’s Guide
The line configuration information shown in Table 2 must be supplied by your service provider.
The CSX200 factory default settings are in bold.
The following definitions explain the fields in the Wide Area T1 configuration window.
T1 Frame Type — Displays the T1 frame type. The selections are ESF (Extended SuperFrame)
and D4 (AT&T D4). The default setting for this field is ESF.
T1 Line BuildOut — Displays the signal level for the physical T1 line. Set this to 0 dB unless the
service provider recommends another setting. The default setting for this field is 0 dB. The
following options are available for this setting:
• 0 dB
• -7.5 dB
• -15 dB
T1 Line Coding — Displays the line coding for the physical T1 line. The selections for this field
are B8ZS and AMI. The default setting for this field is B8ZS.
T1 Loop-Back — Network Loop-Back is a testing procedure that segments the line and allows
you to isolate faults. The selection for this field are No Loop and Line Loop. In Line Loop all 24
channels are looped back to the T1 line. The CyberSWITCH must be in Loop-Timing mode to use
this option. The default setting is No Loop.
Table 2 Telco Configuration Information
Configuration Information
Required by User
Configuration Information
Supplied by Service Provider
T1 Frame Type ESF or D4
T1 Line BuildOut 0 dB, -7.5 dB, -15 dB
T1 Line Coding B8ZS or AMI
T1 Loop-Back No Loop or Line Loop
T1 Transmit Clock Source Loop-Timing or Local-Timing
Time Slots (for Fractional T1) Time Slot (1-24) Assignments