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12
Setting the Interfaces
Setting SONET THRU Mode
2 Make the PAYLOAD OVERWRITE choice required.
If STS-3c SPE, STS-1 SPE, VT-6, VT-2 or VT-1.5 is chosen, the Section,
Line and Path CVs are recalculated before transmission and the
Mapping, Selected VT, VT Payload, Pattern, Tributary Offset and
Pattern in other VT’s settings are displayed. To choose the settings in
these, See "Setting SONET Transmit Interface " page 4, steps 4
through 10.
3 Make the TOH+POH CHANNEL OVERWRITE choice required.
You can only modify those overhead bytes available under
: Errors & Alarms, Sequences,
Overhead BER, APS Messages and DCC Insert.
The Section, Line and Path CVs are recalculated before transmission.
4 If you wish to add jitter to the STS-3, OC-3, OC-12 or OC-48 signal, See
“Setting Jitter Transmit Interface” page 7.
TRANSMIT
SONET TEST FUNCTION SONET