Steps Needed to Configure the Cisco ATA

Chapter 3 Configuring the Cisco ATA for SCCP

This section contains the following topics:

•Basic Configuration Steps in a Cisco CallManager TFTP Server Environment, page 3-6

•Basic Configuration Steps in a Non-TFTP Server Environment, page 3-7

Basic Configuration Steps in a Cisco CallManager TFTP Server Environment

Table 3-3shows the basic steps for configuring the Cisco ATA and making it operational in a typical SCCP environment, which includes a Cisco CallManager TFTP server.

Table 3-3 Basic Steps to Configure the Cisco ATA in a Typical Cisco CallManager Environment

Action		Reference

1.	Download the desired Cisco ATA release software zip file from the	Setting Up the TFTP Server with Cisco ATA
	Cisco web site and store it on the Cisco CallManager TFTP server.	Software, page 3-8

2.	Create a default configuration file that can be used by many	Creating a Cisco ATA Default Configuration File,
	Cisco ATAs in your Cisco CallManager environment.	page 3-10
Note You can skip this step if the Cisco ATA default parameters do not
	require re-configuration in your network environment.

3.	Configure the method with which the Cisco ATA will locate the	Configuring the Cisco ATA to Obtain its
	Cisco CallManager TFTP server at boot up time.	Configuration File from the TFTP Server, page
		3-15

4.	Add the Cisco ATA to the Cisco CallManager.	Chapter 4, “Adding the Cisco ATA to the
		Cisco CallManager”

5.	Power up the Cisco ATA.

6.	Optionally, create a configuration file for a specific Cisco ATA.	Creating a Configuration File for a Specific
		Cisco ATA, page 3-12

7.	If you make configuration changes to the Cisco ATA, you must reset	Resetting the Cisco ATA Using
	the Cisco ATA by using the Cisco CallManager administration web	Cisco CallManager, page 3-23
	pages.

Cisco ATA 186 and Cisco ATA 188 Analog Telephone Adaptor Administrator’s Guide (SCCP)

3-6	OL-3141-01

ATA 188, ATA 186 specifications

The Cisco Systems ATA 186, or Analog Telephone Adapter, revolutionized the way traditional telephony interacted with Voice over Internet Protocol (VoIP) systems. Designed primarily for home and small office use, the ATA 186 allows users to connect standard analog phones and fax machines to a network, enabling them to take advantage of the benefits of VoIP technology.

One of the defining features of the ATA 186 is its dual port architecture. It includes two FXS ports, allowing users to connect up to two analog telephones. This functionality means that multiple devices can leverage VoIP services simultaneously without the need for separate adapters for each phone. The flexibility of the ATA 186 helps streamline the user experience, facilitating voice communication over an IP network while ensuring users can still use their existing phone equipment.

The ATA 186 employs various technologies to maintain high-quality voice calls. It supports standard voice codecs such as G.711 and G.729, which ensure efficient bandwidth usage while preserving call clarity. The adaptive jitter buffer technology further enhances call quality, compensating for network variations and minimizing latency, which is crucial for clear and uninterrupted conversations.

Additionally, the ATA 186 provides users with advanced calling features that were traditionally available only on PBX systems. These features include caller ID, call waiting, and voicemail functionality, integrating seamlessly with typical telephony services. The device also supports T.38 fax relay, allowing users to send and receive faxes over the internet, thus addressing the needs of environments where fax communication remains essential.

The security of VoIP conversations is also a priority for the ATA 186. It employs encryption protocols such as Secure Real-time Transport Protocol (SRTP) and Transport Layer Security (TLS), ensuring that voice data is securely transmitted across the network. This focus on security helps protect sensitive information transmitted during calls.

Installation and configuration of the ATA 186 is streamlined, with an intuitive web-based interface that simplifies the setup process. This accessibility makes it suitable for users with varying levels of technical expertise, as frequently required adjustments, such as network configurations and firmware updates, can be easily managed.

In conclusion, the Cisco Systems ATA 186 stands out as a versatile and robust solution for users looking to integrate analog phones into a VoIP environment. With its dual port capabilities, high-quality voice codecs, advanced call features, and security measures, it offers a compelling choice for both residential and commercial users seeking seamless telephony integration. As technology evolves, devices like the ATA 186 remain cornerstones in bridging traditional telephony with modern communication systems.

Cisco Systems ATA 186, ATA 188 manual Steps Needed to Configure the Cisco ATA, Action Reference

Models: ATA 188 ATA 186

Steps Needed to Configure the Cisco ATA

Action

Reference

OL-3141-01

ATA 188, ATA 186 specifications