Pstn Disconnect Detection Section (Spa8800) - Cisco Small Business SPA2102 Administration Manual

ATA Voice Field Reference
Line page
Cisco Small Business ATA Administration Guide
PSTN Dialing Delay Delay after hook before the SPA dials a PSTN number. The
PSTN Dial Digit Len Determines the on/off time when transmitting digits
PSTN Hook Flash
Len
PSTN Dial Digit Len Specify the on/off time when the Gateway transmits digits
PSTN Hook Flash
Len
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PSTN Disconnect Detection section (SPA8800)

On the SPA8800, these settings are configured on the Phone pages only.
Detect CPC
range is 0-255.
The default is 1.
through the FXO port. The syntax is on-time/off-time,
where on-time and off-time are expressed in seconds with
up to two decimal places, within the permitted range,
which is from .05 to 3.00.
The default is .1/.1. If this value is blank, the default is used.
The length of the hook flash in seconds. During a PSTN-to-
VoIP gateway call, the ATA device processes the out-of-
band hook flash signal sent from the VoIP peer through a
hook-flash (momentary on-hook signal) on the FXO port.
This allows the VoIP peer to initiate a three-way
conference call and subsequent call transfer. The duration
of the on-hook signal can be configured using this
parameter.
The default is 0.25. The permitted range is limited to 0.02
to 1.6 seconds.
through the Line (FXO) port. The syntax is on-time/off-time,
expressed in seconds with up to two decimal places. The
permitted range is 0.05 to 3.00. The default is . 1 /. 1 .
Default is .25.
CPC is a brief removal of tip-and-ring voltage. If enabled,
the SPA will disconnect both call legs when this signal is
detected during a gateway call.
The default is yes.
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