Understanding FXS Voice
Interface Cards
Contents
Introduction
Prerequisites
Requirements
Components Used
Conventions
Product Numbers
Features
Configuration
Platform Support
Pinout Information
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Related Information
Introduction
A Foreign Exchange Station (FXS) interface connects directly to a standard
telephone, fax machine, or similar device and supplies ring, voltage, and
dial tone. The Cisco FXS interface is an RJ-11 connector that allows
connections to basic telephone service equipment, keysets, and private
branch exchanges (PBXes).
For more information and troubleshooting, refer to the
TAC Case Collection
(
registered
customers only
)
tool.
Prerequisites
Requirements
There are no specific requirements for this document.
Components Used
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