User Manual

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Appendix B: Command reference
98-148232-B AT commands 103
_IUPDFW command codes
50 New firmware file not found Could not find specified filename.
51 New firmware file corrupt New firmware file corrupt.
52 New firmware file failure The new firmware failed to run or failed to acquire the
network and the unit fell back to the old release.
54 Upgrade status file error Previous update has not finished yet.
_IREMWEB command codes
81 Global IP: <ip_addr> REMWEB connection set up successfully. Indicates global IP
address assigned to the EXPLORER 540’s own PDP context, to
which an HTTP connection may be made.
Code Tex t Explanation