
• BUSY_TONE [frequency1 | frequency2 | on_time | off_time] is used to select the tone
advising the caller that the telephone number is busy. You can select the country-specific
tone. The default tone is the North American tone.
- frequency1 - the frequency of tone 1.
- frequency2 - the frequency of tone 2.
- on_time - the duration of the tone when it is on. A -1 indicates a continuous tone.
- off_time - the duration when no tone is played.
• FASTBUSY_TONE [frequency1 | frequency2 | on_time | off_time] is used to select the
tone advising the caller that the telephone number is busy. It is fast in cadence or
frequency. You can select the country-specific tone. The default tone is the North
American tone.
- frequency1 - the frequency of tone 1.
- frequency2 - the frequency of tone 2.
- on_time - the duration of the tone when it is on. A -1 indicates a continuous tone.
- off_time - the duration when no tone is played.
• CONGESTION_TONE [frequency1 | frequency2 | on_time | off_time] is used to select the
tone advising the caller that the groups of lines or switching equipment necessary for
setting up the required call, or for the use of a specific service, are temporarily engaged.
You can select the country-specific tone. The default tone is the North American tone.
- frequency1 - the frequency of tone 1.
- frequency2 - the frequency of tone 2.
- on_time - the duration of the tone when it is on. A -1 indicates a continuous tone.
- off_time - the duration when no tone is played.
The IP Deskphone supports using WAV files to replace the ringtone Frequency/Cadence
pattern. For a system-wide setting, the country default values can be used.
NAT configuration commands
• NAT_SIGNALLING [NONE | SIP_PING | STUN] indicates the type of protocol used for
NAT traversal in the signaling port. The IP Deskphone with SIP Software supports two
methods of NAT traversal of the signaling path: SIP_PING and STUN.
- NONE - If the value is not configured as None, this parameter overrides the value
of the parameter SIP_PING in the device configuration file.
- SIP_PING - a Avaya proprietary NAT traversal protocol. Note that SIP_PING only
supports NAT traversal in the signaling port.
NAT configuration commands
SIP Software for Avaya 1200 Series IP Deskphones-Administration January 2012 65
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