Exfo FTB-800 Series for FTB-1 Uživatelský manuál stáhnout pdf (Strana 430)

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101

Test Functions

420 FTB-700G/800 Series

OH - OTN

 JC, column 16, OPU OH:

 Bits 1-6, Reserved (RES), are configurable from binary 000000

(default) to 111111.

 Bits 7-8, Justification Control (JC), are configurable from binary

00 (default) to 11. Not available with ODU mux. Changing the JC

value will corrupt the payload.

Row 4

 GCC1, column 1-2, ODU OH: The two General Communication

Channel-1 bytes are configurable from 00 (default for each byte) to FF.

 GCC2, column 3-4, ODU OH: The two General Communication

Channel-2 bytes are configurable from 00 (default for each byte) to FF.

 APS/PCC, column 5-8, ODU OH: The Automatic Protection Switching /

Protection Communication Channel overhead bytes are defined in the

ITU-T G.709 standard. These bytes are configurable from 00 (default) to

FF.

 RES, column 9-14, ODU OH: The six Reserved (RES) bytes are

configurable from 00 (default for each byte) to FF.

 PSI, column 15, OPU/ODU OH: Tap the PSI field to configure (TX) or

display (RX) the Payload Structure Identifier.

 TX: Select any TX byte from the list and its content is displayed

below the list. Tap the Edit button to change its value.

 RX: Select any RX byte from the list and its content is displayed

below the list.

 NJO, column 16, ODU OH: The Negative Justification Opportunity byte

is not configurable. Available either for non-concatenated signal or on

the LO of a concatenated signal.

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