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Practical_modern_SCADA_protocols_-_dnp3,_60870-5_and_Related_Systems

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280 <strong>Practical</strong> Modern <strong>SCADA</strong> Protocols: DNP3, <strong>60870</strong>.5 <strong>and</strong> <strong>Related</strong> <strong>Systems</strong><br />

Type 122 Call directory<br />

INFORMATION OBJECT TYPE: 122<br />

CODE:<br />

F_SC_NA_1<br />

DESCRIPTION:<br />

Call directory, select file, call file, call section<br />

VALID WITH SQ: 0<br />

Information Object for SQ = 0 (Sequence of Information Objects)<br />

Single information object only.<br />

Information Object Address<br />

UI16<br />

UI8<br />

CP8<br />

NOF – Name of file<br />

NOS – Name of section<br />

SCQ – Select <strong>and</strong> call qualifier<br />

Valid cause of transmission codes<br />

Request (only for Call Directory)<br />

File transfer (for all except Call Directory)<br />

Notes<br />

NOF – Name of file<br />

NOF – Name of section<br />

SCQ – Select <strong>and</strong> call qualifier

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