Cisco Systems ATA187I1ARF Manual De Usuario
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Cisco ATA 187 Analog Telephone Adaptor Administration Guide for SIP (Version 1.0)
OL-21862-01
Chapter 1 Cisco ATA 187 Analog Telephone Adaptor Overview
Hardware Overview
Hardware Overview
The ATA 187 is a compact, easy to install device.
shows the rear panel of the ATA 187.
Figure 1-4
ATA 187—Rear View
The unit provides these connectors and indicators:
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12Vb power connector.
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Two RJ-11 FXS (Foreign Exchange Station) ports—The ATA 187 supports two independent RJ-11
phone ports that can connect to any standard analog phone device. Each port supports either voice
calls or fax sessions, and both ports can be used simultaneously.
phone ports that can connect to any standard analog phone device. Each port supports either voice
calls or fax sessions, and both ports can be used simultaneously.
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The ATA 187 has one network port—an RJ-45 10/100BASE-T data port to connect an
Ethernet-capable device, such as a computer, to the network.
Ethernet-capable device, such as a computer, to the network.
Note
The ATA 187 performs auto-negotiation for duplexity and speed and is capable of 10/100 Mbps,
full-duplex operation.
full-duplex operation.
Software Features
The ATA 187 supports these protocols, services and methods:
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LINE 1
LINE 2
NETWORK
POWER
197044
12VDC 1A