Linksys SPA9000 Administration Guide

Linksys Voice System Administration Guide 213
Tone
Call process tone
detection
Tone Setting
Detection time The cadence of the CP tone to be detected; if the tone's cadence
matches the time length as in the edit boxes, it is considered a valid CP
tone
Repeat
Repeat count The number of times that the cadence needs to repeat to be
considered as a valid CP tone.

Linksys SPA9000 Specifications

Physical Interfaces

Ethernet ports	2 10/100BaseT RJ-45
Phone ports	2 RJ-11 FXS
Ring voltage	40-55 VRMS
Ring frequency	10 Hz - 40 Hz
Maximum ringer load	3 REN

Power

On-hook voltage	-50 V NOMINAL
Off-hook current	25 mA min
Terminating impedance	Configurable, including 600 ohms