Figure 7-1: call progress tone types, Figure 7-2: defining a dial tone example – Nortel Networks Mediant TP-1610 SIP User Manual

Page 136

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Mediant 2000 SIP

Mediant 2000 SIP User’s Manual

136

Document #: LTRT-72504

[CALL PROGRESS TONE #X]

– containing the Xth tone definition (starting from 1 and not

exceeding the number of Call Progress Tones defined in the first section) using the following
keys:

Tone Type –

Call Progress Tone type

Figure

7-1: Call Progress Tone Types

1. Dial

Tone

2. Ringback

Tone

3. Busy

Tone

7. Reorder Tone

17.Call Waiting Ringback Tone

23. Hold Tone

Low Freq [Hz] –

Frequency in hertz of the lower tone component in case of dual

frequency tone, or the frequency of the tone in case of single tone.

High Freq [Hz] –

Frequency in hertz of the higher tone component in case of dual

frequency tone, or zero (0) in case of single tone.

Low Freq Level [-dBm] –

Generation level 0 dBm to –31 dBm in [dBm].

High Freq Level –

Generation level. 0 to –31 dBm. The value should be set to ‘32’ in

the case of a single tone.

First Signal On Time [10 msec] – “

Signal On” period (in 10 msec units) for the first

cadence on-off cycle.

First Signal Off Time [10 msec] – “

Signal Off” period (in 10 msec units) for the first

cadence on-off cycle.

Second Signal On Time [10 msec] – “

Signal On” period (in 10 msec units) for the

second cadence on-off cycle.

Second Signal Off Time [10 msec] – “

Signal Off” period (in 10 msec units) for the

second cadence on-off cycle.

Default Duration [msec]

- The default duration (in 1 msec units) of the generated tone.

Note 1:

When the same frequency is used for a continuous tone and a cadence tone,

the ‘Signal On Time’ parameter of the continues tone must have a value that
is greater than the ‘Signal On Time’ parameter of the cadence tone.
Otherwise the continues tone is detected instead of the cadence tone.

Note 2:

The tones frequency should differ by at least 40 Hz from one tone to other

defined tones.

For example: to configure the dial tone to 440 Hz only, define the following text:

Figure

7-2: Defining a Dial Tone Example

#Dial tone

[CALL PROGRESS TONE #1]

Tone Type=1

Low Freq [Hz]=440

High Freq [Hz]=0

Low Freq Level [-dBm]=10 (-10 dBm)

High Freq Level [-dBm]=32 (use 32 only if a single tone is required)

First Signal On Time [10msec]=300; the dial tone is detected after 3 sec

First Signal Off Time [10msec]=0

Second Signal On Time [10msec]=0

Second Signal Off Time [10msec]=0

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