Cisco Cisco Voice Interface Cards Technical Manual
Understanding FXS Voice
Interface Cards
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).
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
TAC Notice: What's
Changing on TAC Web
Changing on TAC Web
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