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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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Table A–1. X.25 Diagnostic Codes<br />

X.25 PSCS Diagnostic Codes<br />

Code Diagnostic Source<br />

Dec Hex<br />

250 FA Reset – user resynchronization PDN, DAD generated<br />

256 100 Closed - user group (CUG) specified<br />

with no group index (ZR$LNKI), LINE<br />

STE index (ZR$LSTEI), or PDNGRP<br />

STE index (ZR$PGRPX).<br />

258 102 No link, network, or abbreviated DTE<br />

address information is specified in a<br />

multi-network configuration.<br />

Layer 3/4 Platform generated<br />

Layer 3/4 Platform generated<br />

259 103 Invalid layer 4 routing ID. Layer 3/4 Platform generated<br />

260 104 Invalid circuit type (permanent or<br />

switched).<br />

Layer 3/4 Platform generated<br />

261 105 Requested DTE was not found. Layer 3/4 Platform generated<br />

262 106 Unknown group index, line, or<br />

PDNGRP STE index.<br />

Layer 3/4 Platform generated<br />

263 107 No logical channels available. Layer 3/4 Platform generated<br />

264 108 No links available for use. Layer 3/4 Platform generated<br />

266 10A Invalid flow-control parameter. Layer 3/4 Platform generated<br />

267 10B No system resources available<br />

(buffers).<br />

Layer 3/4 Platform generated<br />

268 10C Requested group is down, not ready. Layer 3/4 Platform generated<br />

269 10D The DTE is configured to not allow<br />

call requests (the parameter value,<br />

OPTIONS=CALLING, is configured).<br />

Layer 3/4 Platform generated<br />

270 10E Invalid DTE identifier or address. Layer 3/4 Platform generated<br />

271 10F The configured DTE statement has<br />

been marked as “down” by an NMS<br />

command.<br />

272 110 Layer 3 received an invalid<br />

connection identifier (ZR$TLID) from<br />

Layer 4. The identifier has become<br />

obsolete because it has since been<br />

re-used for another virtual circuit<br />

connection.<br />

Layer 3/4 Platform generated<br />

Layer 3/4 Platform generated<br />

Legend<br />

* These diagnostic codes correspond to reasons given by the <strong>Telcon</strong> Data Transport Protocol (DTP)<br />

when a transport connection has been rejected or has failed.<br />

7436 0728–303 A–11

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