CHAPTER
3-1
Cisco ATA 187 Analog Telephone Adaptor Administration Guide for SIP (Version 1.0)
OL-21862-01
3
Installing the ATA 187
This section describes how to connect the ATA 187 hardware and configure the ATA 187 by loading the
QED and firmware files. You must install the QED file first and then install the firmware file.
After the equipment is in place, see Figure 3-1 and follow the procedure to install the ATA 187.
Figure 3-1 Cisco ATA Rear Panel Connections
Network Requirements
The ATA 187 acts as an endpoint on an IP telephony network. The following equipment is required:
• Call Control system
• Voice packet gateway—Required if you are connecting to the Public Switched Telephone Network
(PSTN). A gateway is not required if an analog key system is in effect.
• Ethernet connection
LINE 1 LINE 2 NETWORK POWER
Power outlet
197446
Analog telephones
(or fax)
12V power
adaptor
Power cord
IP network
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