Linksys SPA1001 Administrator User Manual page 148

PSTN Line Tab
Field
Ring Validation Time
Tip/Ring Voltage Adjust
Operational Loop Current Min
On-Hook Speed
Current Limiting Enable
Ring Frequency Min
Ring Frequency Max
Ring Validation Time
Ring Indication Delay
Ring Timeout
Ring Threshold
Ringer Impedance
Line-In-Use Voltage
Linksys IP Phone Administrator Guide
5-64
Description
Specify the minimum signal duration required by the Gateway for recognition as a ring
signal. The default is 256 ms.
Choices are {3.1, 3.2, 3.35, 3.5}.
The default is 3.5.
Choices for mA are: {10, 12, 14, 16).
The default is 10.
Choose from {Less than 0.5ms, 3ms (ETSI), 26ms (Australia)}.
The default is Less than 0.5ms.
Enable or disable current limiting.
The default is no.
Minimum ring frequency to detect. The range is 5-100.
The default is 10.
Maximum ring frequency to detect. The range is 5-100.
The default is 100.
Choose from {100, 150, 200, 256, 384, 512, 640, 1024} (ms).
The default is 256ms.
Choose from {0, 512, 768, 1024, 1280, 1536, 1792} (ms).
The default is 512ms.
Choose from {0, 128, 256, 384, 512, 640, 768, 896, 1024, 1152, 1280, 1408, 1536, 1664,
1792, 1920} (ms).
The default is 640 ms.
Choose from {13.5–16.5, 19.35–2.65, 40.5–49.5} (Vrms).
The default is 13.5-16.5 Vrms.
Choose from {High, Synthesized(Poland, S.Africa, Slovenia)}.
The default is high.
Determines the voltage threshold at which the SPA-3000 assumes the PSTN is in use by
another handset sharing the same line (and will declare PSTN gateway service not
available to incoming VoIP callers).
The default value is 40v.
Chapter 5 Linksys ATA Field Reference
Document Version 3.2