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DCP Series Telcon Message Manual - Public Support Login - Unisys

DCP Series Telcon Message Manual - Public Support Login - Unisys

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Event 4 EVENT/ERROR DETECTED AT L4 (TRANSPORT)<br />

SNA: 1219 - QLLC Error - Missing I-field<br />

Description: The following message occurs as a result of errors in the network<br />

packet-switching interface (NPSI) that SNA/net uses to communicate with terminals<br />

and other subareas across X.25 networks. The probable cause is a software problem.<br />

SNA: 1220 - QLLC Error - Undefined I-field<br />

Description: The following message occurs as a result of errors in the network<br />

packet-switching interface (NPSI) that SNA/net uses to communicate with terminals<br />

and other subareas across X.25 networks. The probable cause is a software problem.<br />

SNA: 1221 - QLLC Error - I-field Too Long<br />

Description: The following message occurs as a result of errors in the network<br />

packet-switching interface (NPSI) that SNA/net uses to communicate with terminals<br />

and other subareas across X.25 networks. The probable cause is a software problem.<br />

SNA: 1222 - QLLC Error - Frame Reject Received<br />

Description: The following message occurs as a result of errors in the network<br />

packet-switching interface (NPSI) that SNA/net uses to communicate with terminals<br />

and other subareas across X.25 networks. The probable cause is a software problem.<br />

SNA: 1224 - Diagnostic Packet Received<br />

Description: The following message occurs as a result of errors in the network<br />

packet-switching interface (NPSI) that SNA/net uses to communicate with terminals<br />

and other subareas across X.25 networks. The probable cause is a software problem.<br />

SNA: 1227 - Facility Not <strong>Support</strong>ed<br />

Description: The following message occurs as a result of errors in the network<br />

packet-switching interface (NPSI) that SNA/net uses to communicate with terminals<br />

and other subareas across X.25 networks. The probable cause is a software problem.<br />

SNA: 1228 - Unexpected Calling DTE<br />

Description: The following message occurs as a result of errors in the network<br />

packet-switching interface (NPSI) that SNA/net uses to communicate with terminals<br />

and other subareas across X.25 networks. The probable cause is a software problem.<br />

SNA: 1229 - Unexpected XID<br />

Description: The following message occurs as a result of errors in the network<br />

packet-switching interface (NPSI) that SNA/net uses to communicate with terminals<br />

and other subareas across X.25 networks. The probable cause is a software problem.<br />

7436 0728–303 13–79

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