To edit the input configuration:
Select an option from the drop-down list boxes in the Edit screen. The fields are described in the table below.
Click OK to accept changes and return to the Input Configuration window, or Cancel to return without saving changes.
Note: If Framing is set to ESF, CRC will be set to ON automatically.
Field / Description |
Section |
Input Configuration |
|
AID |
Input Identifier ( INP-A or INP-B) |
Enabled |
YES or NO (to enable input A or B) |
Bypass |
To turn bypass ON or OFF. Bypass mode on allows signals at input ports to bypass the OT-21 circuits and go directly to output ports. |
TIM |
Timing Insertion Mode - Select ON or OFF. TIM on allows the input data channels to pass through to the output data with timing provided by the internal clock. |
Framing |
Select ESF or D4 for DS1 and CAS or CCS for E1 |
Zero Suppression |
Set zero suppression to ON or OFF. On eliminates leading zeros. |
CRC |
Cyclic Redundancy Checking. Used to check the integrity of a block of data. Ranges are from 0 to 100,000 seconds |
SSM |
ON or OFF for reading or ignoring SSM messages |
Bit |
Sets the E1 bit position to 4,5,6,7, or 8 (SSM Bit is only shown for E1 outputs) |
Termination |
EXT (External) or INT (Internal) |
Provision PQL |
The Priority Quality Level (PQL) is a Synchronization Status Message (SSM) table which allows for translation between DS1 and E1 SSMs |