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7. ISDN Events and Errors
341
Error Name Value Description
ISDN_BADCALLID 0x10E
(270)
Bad call ID. No call record
exists for specified call ID.
ISDN_BADSTATE 0x10F
(271)
Cannot accept the event in the
current state.
ISDN_BADSS 0x110
(272)
Unspecified service state was
requested.
ISDN_TSBUSY 0x111
(273)
Time slot already in use.
ISDN_NOAVAIL 0x112
(274)
No more memory available to
accept a new call request.
ISDN_LINKFAIL 0x113
(275)
Layer 2 data link failed. This
code is returned when the
firmware cannot send a message
due to L2 data link failure.
ISDN_BADMSG 0x11D
(285)
Unsupported messages for
DASS2: ALERTING,
CONGESTION, FACILITY,
FACILITY_ACK,
FACILITY_REJECT, UUI,
NOTIFY, and RELEASE.
ISDN_INVALID_EVENT 0x11E
(286)
Invalid event for the switch.
ISDN_INVALID_SWITCH_
TYPE
0x124
(292)
Switch type not supported.
ISDN_MISSING_FIXED_TEI 0x126
(294)
Fixed Terminal Equipment
Identifier (TEI) value not
provided for non-initializing
terminal.
ISDN_MISSING_DN 0x127
(295)
Directory number not specified
for terminal.