Verilink 2000 (34-00182) Product Manual Manual de usuario descargar pdf (Pagina 20)

2-8 INSTALLATION

DTE Line Framing

Position S5-2 is used to match the CSU to the framing of the DTE line. The DTE

and network line framing do not have to be the same.

Down

: ESF Up: D4

Network Line Code

Position S5-3 is used to set the network line coding.

Down: AMI Up

: B8ZS

DTE Line Code

Position S5-4 sets the DTE line coding. The DTE and the network line code

setting do not have to be the same.

Down: AMI Up

: B8ZS

Network AIS

Position S5-5 is used to set the all ones signal sent out to the network in a Keep

Alive condition to either framed or unframed. The framed position adds framing

information to the Keep Alive signal.

Down

: Unframed all ones Up: Framed all ones

Network Keep Alive Mode

Position S5-6 is used to select the action which occurs upon a DTE loss of signal.

Down

: Send AIS Up: Loop network (RXD to network TXD)

ESF CRC6 Mode

Position S5-7 determines whether the cyclic redundancy check (CRC) code is

regenerated as data passes through the CSU or whether the CRC is passed through

unchanged.

Down

: Regenerate Up: Pass

ESF Data Link Mode

Position S5-8 determines if the received facility data link (FDL) is terminated in

the CSU or is passed through unchanged.

Down

: Terminate Up: Pass

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Verilink 2000 (34-00182) Product Manual Manual de usuario Pagina 20