C H A P T E R2-1Cisco ATA 186 and Cisco ATA 188 Analog Telephone Adaptor Administrator’s Guide for H.323 (version 3.0)OL-4804-012Installing the Cisco ATAThis section provides instructions for installing the Cisco ATA 186 and Cisco ATA 188. Before youperform the installation, be sure you have met the following prerequisites:• Planned the network and Cisco ATA configuration.• Installed the Ethernet connection.• Installed and configured the other network devices.This section contains the following topics:• Safety Recommendations, page 2-1• What the Cisco ATA Package Includes, page 2-2• What You Need, page 2-2• Installation Procedure, page 2-3• Power-Down Procedure, page 2-5Note The term Cisco ATA is used throughout this manual to refer to both the Cisco ATA 186 and theCisco ATA 188, unless differences between the Cisco ATA 186 and Cisco ATA 188 are explicitly stated.Safety RecommendationsTo ensure general safety, follow these guidelines:• Do not get this product wet or pour liquids into this device.• Do not open or disassemble this product.• Do not perform any action that creates a potential hazard to people or makes the equipment unsafe.• Use only the power supply that comes with the Cisco ATA.Warning Ultimate disposal of this product should be handled according to all national laws and regulations.Warning Read the installation instructions before you connect the system to its power source.