Kuhnt AS55 Series, Service Manual

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SERVICE MANUAL AS55X
78 www.kuhnt.com 55Xseries_manual_V3.22 (18-08-15)
5.7.6 DTMF processing

Convert telephone-event from LAN (RFC2833/4733) to DTMF tones to GSM
During an active call, telephone events according to RFC2833/4733 from the remote
subscriber will be converted to DTMF tones that are sent to GSM e.g. for controlling
mailboxes.
Default value: unchecked

Convert DTMF-relay from LAN to DTMF tones to GSM
During an active call, SIP INFO messages within submitted DTMF events from the
remote subscriber will be converted to DTMF tones that are sent to GSM e.g. for
controlling mailboxes.
Default value: unchecked

Detect restart sequence (*0) during call setup from GSM
If this box is checked, for the call setup direction from GSM to PBX, the GSM caller
can abort the current call setup to the PBX with the DTMF tones “ * “ and “ 0 “
immediately. He will hear the dial tone again and can start a new trial.
This function cannot work, if the call setup to the PBX is made via the subscriber
number without delay.
Default value: checked

Detect restart sequence (*0) from GSM during active call
During an active call, the GSM subscriber can abort the call by typing the DTMF tones
“ * “ followed by “ 0 “ instantly. He will hear the dial tone and can start a new call
setup to the PBX.
This function cannot be mixed with converting DTMF tones from GSM to telephone-
events to LAN.
Default value: checked

Convert DTMF tones from GSM to telephone-event to LAN (RFC2833/4733)
During an active call, DTMF tones from GSM will be converted to telephone events
according to RFC2833/4733 that are sent to the PBX e.g. for controlling a mobile
client at the PBX.