VeEX MPA User Manual page 285

MPA_e_manual_D07-00-129P_RevA00
Protocol Tabs
Measured TX Line
Frequency
Measured TX Line
Frequency Offset
SONET Transmit - SOH
The Transmit SOH screen contains the following options:
Function
Showing
Section and Line
Overhead bytes
285
The measured TX line frequency for the currently configured
interface (based on the selected reference clock) is
displayed.
When the TX Clock Reference
Recovered, this measurement is derived from the external
recovered clock.
For the MPM-100G and MPM-100AR cards, this setting is
supported on the MLD tab.
Measures the Transmission Line Frequency Offset value in
Hz and PPM.
When the Clock Reference setting is set to Recovered,
this measurement indicates the deviation between the
system's Chassis clock and the Measured TX Line
Frequency.
For the MPM-100G and MPM-100AR cards, this setting is
supported on the MLD tab.
Description
Select Showing to choose an Overhead slot within the
SONET signal. The overhead bytes that appear on the SOH
screen are associated with this slot.
Allows the user to select any of the Section or Line Overhead
bytes to edit their hexadecimal values.
The H1, H2 and H3 bytes are modified by the STS Pointer
function on the PTR screen, the B1 and B2 bytes can be
overwritten from the Error to Insert
is controller by the J0 Trace function.
When Passthru mode is enabled, Pass/Intrude buttons are
available for each of the overhead bytes to allow for Intrusive
and non-intrusive passthru mode.
is configured for
function, and the J0 byte