Cisco SPA232D Administration Manual page 144

Configuring the Voice Settings
PSTN (LINE Port)
Cisco SPA232D Administration Guide
Field
VoIP DLG Refresh
Intvl
PSTN Ring
Timeout
PSTN Dialing
Delay
PSTN Dial Digit
Len
PSTN Hook Flash
Len
PSTN Disconnect Detection
Field
Detect CPC
Description
The interval between (SIP) Dialog refresh messages sent
by the ATA to detect if the VoIP call-leg is still up. If this
value is set to 0, the VoIP call-leg status will not be
checked by the ATA. The refresh message is a SIP
ReINVITE, and the VoIP peer must response with a 2xx
response. If the VoIP peer does not reply or the response
is not greater than 2xx, the ATA will disconnect both call
legs automatically. The range is 0-255.
Default setting: 0
After a ring burst, the number of seconds to wait before
concluding that PSTN ring has ceased. The range is 0-255.
Default setting: 5
After hook, the number of seconds to wait before dialing a
PSTN number. The range is 0-255.
Default setting: 1
The on/off time when the Gateway transmits digits
through the Line (FXO) port. The syntax is on-time/off-
time, expressed in seconds. The permitted range is 0.05
to 3.00 (up to two decimal places only).
Default setting: . 1 /. 1
The length of the hook flash in seconds.
Default setting: .25
Description
Choose yes to enable or choose no to disable this feature.
CPC is a brief removal of tip-and-ring voltage. If enabled,
the ATA will disconnect both call legs when this signal is
detected during a gateway call.
Default setting: yes
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