29 Appendix
ARGUS 152
381
79
“Service or option not implemented,
service or option unspecified, option
not implemented class“ (Dummy)
Unspecified
81
Invalid call reference value
Invalid call reference value
82
Identified Channel does not exist
Requested channel is invalid
83
A suspended call exists, but this call
identity does not
The call identity entered is the wrong one for the parked call
84
Call identity in use
The call identity is already in use
85
No call suspended
No call has been parked
86
Call having the requested call
identity has been cleared
The parked call has been cleared
88
Incompatible destination
Incompatible destination
91
Invalid transit network selection
Invalid format for the transit network identifier
95
Invalid message, unspecified
Unspecified for "invalid message class" (Dummy)
96
Mandatory information element is
missing
The mandatory information element is missing
97
Message type non-existent or not
implemented
This type of message is in this phase not permitted, not
defined or not supported
98
Message not compatible with call
state or message type non-existent
or not implemented
In this phase, the message is not permitted, not defined or
not supported
99
Information element non-existent or
not implemented
In this phase, the content of the information element is not
permitted, not defined or not supported
100
Invalid information element contents
Invalid content in information element
101
Message not compatible with call
state
Message not valid in this phase
102
Recovery on timer expired
Error handling routine started due to time-out
111
Protocol error, unspecified
Unspecified for "protocol error class" (Dummy)
127
Interworking, unspecified
Unspecified for "interworking class" (Dummy)