Cisco Ata 191 Analog Telephone Adapter Overview; Your Analog Telephone Adapter - Cisco ATA 191 Administration Manual

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C H A P T E R
Cisco ATA 191 Analog Telephone Adapter
Overview
• Your Analog Telephone Adapter, page 1

Your Analog Telephone Adapter

The ATA 191 analog telephone adapter is a telephony-device-to-Ethernet adapter that allows regular analog
phones to operate on IP-based telephony networks. The ATA 191 supports two voice ports, each with an
independent phone number. The ATA 191 also has an RJ-45 10/100BASE-T data port.
Figure 1: Cisco Analog Telephone Adapter
Cisco ATA 191 Analog Telephone Adapter Administration Guide for Cisco Unified Communications Manager
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