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Cisco ATA 186 and Cisco ATA 188 Analog Telephone Adaptor Administrator’s Guide for MGCP (version 3.0)
OL-4803-01
Chapter 2 Installing the Cisco ATA
What You Need
• Regulatory Compliance and Safety Information for the Cisco ATA 186 and Cisco ATA 188
• 5V power adaptor
• Power cord
Note The Cisco ATA is intended for use only with the 5V DC power adaptor that comes with the unit.
What You Need
You also need the following items:
• Category-3 10BASE-T or 100BASE-T (or better) Ethernet cable. One cable is needed for each
Ethernet connection.
A Category-3 Ethernet cable supports 10BASE-T for up to 100 meters without quality degradation,
and a Category-3 Ethernet cable supports 100BASE-T for up to 10 meters without quality
degradation.
For uplink connections, use a crossover Ethernet cable to connect the Cisco ATA to another
Ethernet device (such as a router or PC) without using a hub. Otherwise, use straight-through
Ethernet cables for both uplink and data port connections.
• Access to an IP network
• One or two analog touch-tone telephones or fax machines, or one of each
Installation Procedure
After the equipment is in place, see Figure 2-1 (for Cisco ATA 186) or Figure 2-2 (for Cisco ATA 188)
and follow the next procedure to install the Cisco ATA.