Linksys SPA9000 Administration Guide

Linksys Voice System Administration Guide vi
Document Audience
Preface
The Linksys Voice System Administration Guide is intended to help VARs and Service Providers to
manage and configure the Linksys Voice System (LVS). This preface provides helpful
information about this guide and other resources that are available to you. Before you begin to
use this guide, refer to the following topics:
• ”Document Audience,” on page vi
• ”Document Purpose and Contents,” on page viii
• ”Document Conventions,” on page ix
• ”Related Documentation,” on page ix
• ”Finding Information in PDF Files,” on page xi
• ”Online Resources,” on page xiii
• ”Copyright and Trademarks,” on page xiii
Document Audience
This document is written for the following audience:
• Service providers offering services using LVS products
• VARs and resellers who need LVS configuration references
• System administrators or anyone who performs LVS installation and administration
Note This guide does not provide the configuration information required by
specific service providers. Please consult with the service provider for
specific service parameters.

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