Web configuration interface 3.4 – 2N VoiceBlue Next v3.0 User Manual

Page 54

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Web Configuration Interface

3.4

54

the call automatically and attempts to set it up through the next available outgoing
group (as defined in the LCR table).

Frequency 1;2;3;4 – defined frequency of the tone to be detected.

Sequence list – sequence of the above defined tones for detection.

Voice parameters of GSM modules

Here you can set the voice level for the GSM modules in the GSM gateway.

Audio level DSP

Here you can set the voice level for calls in the signal processor of the GSM

gateway.

Caution

An excessively high volume may deteriorate the voice quality (distortion,
echo, etc.) and wrong DTMF detection!

Tone generated for incoming calls from GSM/UMTS

Dialtone - the dialtone type for GSM/UMTS incoming calls.

Ring tone - the ringing tone type for GSM/UMTS incoming calls.

Generate busy tone to GSM/UMTS - generation of the busy tone for call end.

Caution

If the Generate busy tone function is enabled, the length of the outgoing
calls billed by the GSM/UMTS operator increases!

Error GSM/UMTS causes

Here you can set the ISDN release cause for the states mentioned below. The
call that meets the below mentioned requirements will be rejected with a
user-defined cause (the ISDN cause number will be transformed into a SIP
code for VoIP according to the table shown below).

o Lack of digits in OVERLAP mode – the call will be rejected that fails to

meet the minimum digits requirement.

o Restricted number prefix – the call will be rejected whose prefix has not

been found in any of the prefix lists.

o Selected module / GSM group is not ready – the call will be rejected in

case no GSM module is available in the LCR-selected GSM outgoing
group.

o Selected module / GSM groups are not ready – the call will be rejected

in case no GSM module is available in the LCR-selected GSM outgoing
groups.

Cause translation

Here you can convert the release cause received from GSM/UMTS into another

ISDN release cause. The resultant ISN cause number will be transformed into a VoIP
SIP code as included in the table below:

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