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Practical_modern_SCADA_protocols_-_dnp3,_60870-5_and_Related_Systems

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

Type 101 Counter interrogation comm<strong>and</strong><br />

INFORMATION OBJECT TYPE: 101<br />

CODE:<br />

C_CI_NA_1<br />

DESCRIPTION:<br />

Counter interrogation comm<strong>and</strong><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 />

CP8<br />

IOA = 0<br />

QCC – Qualifier of counter comm<strong>and</strong><br />

Valid cause of transmission codes<br />

In control direction<br />

Activation<br />

Deactivation<br />

In monitor direction<br />

Activation confirmation<br />

Deactivation confirmation<br />

Activation termination<br />

Unknown type identification<br />

Unknown cause of transmission<br />

Unknown common address of ASDU<br />

Unknown information object address<br />

Notes<br />

QCC – Qualifier of counter comm<strong>and</strong>

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