VeEX MPA User Manual page 189

MPA_e_manual_D07-00-129P_RevA00
Protocol Tabs
ODU-j OPU
Frequency Offset
OTN Transmit - Set / Set 2
Use the Set 1 and Set 2 screens to configure the OTN Transmit parameters.
The following describes the functions that appear on the Set 2 screen.
Functions
Trigger In
Scramble
Forward Error
Correction
TX Clock Loss
Threshold
189
ODU-j or ODU-j Selected button (located in the LED Quick
Status area) to select the A/D ODU-j level.
The ODU-j Added setting is only available for ODTU Multi-
Channel and multi-level ODTU Add/Drop mappings.
Sets the ODU-j OPU frequency offset, for the selected ODTU
mapping. The offset can be adjusted in ppm.
For multi-level ODTU Add/Drop mappings, select the ODU-
j or ODU-j Selected button (located in the LED Quick Status
area) to select the A/D ODU-j level.
The ODU-j OPU Frequency Offset setting is only available
when the ODU-j Mapping is configured for SONET/SDH
Asynchronous payload.
Description
Trigger In is currently not supported.
Enables/disables the transmit Scramble option, as defined by
G.709. The default value is Enable.
Enables/disables the transmit Forward Error Correction
(FEC), as defined by G.709. The default value is Enable.
Configures the user-definable threshold for the TX Clock
Loss alarm, in PPM, using an on-screen keypad..
When the Measured TX Line Frequency Offset exceeds the