ASAI and Value Query Capabilities
■Service or Option not Implemented (CS3/79) — Station Feature Query This value is returned whenever the queried feature has not been defined for the specified extension.
In addition, the following is a list of instances where a CS3/79 is returned for a specific feature.
NAK — Message Waiting Lamp (MWL) Not Defined
A negative acknowledgment with cause value CS3/79 is returned whenever the MWL has not been defined for the specified station. Examples of extensions for which the MWL query is not defined are:
■Attendant extension
■Data extension
■VDN extension
■Announcement extension
■DCS extension
NAK — Send All Calls Not Defined
A negative acknowledgment with cause value CS3/79 is returned whenever the Send All Calls feature has not been defined for the specified extension. A partial list of extensions not supporting Send All Calls is:
■Hunt groups
■VDNs
■Announcements
■Data modules
■DCS extensions
NAK — Call Forwarding Not Defined
A negative acknowledgement with cause value CS3/79 is returned whenever the Call Forwarding feature has not been defined for the specified extension.
A partial list of extensions not supporting Call Forwarding is:
■VDNs
■Announcements
■PCOLs
■Data extensions
■DCS extensions