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ATA Voice Field Reference
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ATA Administration Guide 127
B
Last PSTN
Disconnect Reason
Reason for SPA hanging up the FXO port. Can be one of the
following:
• PSTN Disconnect Tone
• PSTN Activity Timeout
• CPC Signal
• Polarity Reversal
• VoIP Call Failed
• VoIP Call Ended
• Invalid VoIP Destination
• Invalid PIN
• PIN Digit Timeout
• VoIP Dialing Timeout
• PSTN Gateway Call Timeout
• VoIP Gateway Call Timeout
PSTN Activity
Timer
Shows the time (ms) before the SPA disconnects the
current gateway unless the PSTN side has some audio
activity.
Mapped SIP Port Port number of the SIP port mapped by NAT.
Call Type May take one of the following values:
• PSTN Gateway Call = VoIP-To-PSTN Call
• VoIP Gateway Call = PSTN-To-VoIP Call
• PSTN To Line 1 = PSTN call ring through and answered by
Line 1
• Line 1 Forward to PSTN Gateway = VoIP calls Line 1 then
forwarded to PSTN GW
• Line 1 Forward to PSTN Number =VoIP calls Line 1 then
forwarded to PSTN number
• Line 1 To PSTN Gateway
• Line 1 Fallback To PSTN Gateway