Chapter 4 Adding the Cisco ATA to the Cisco CallManager

Adding Cisco ATAs Manually

Adding Cisco ATAs Manually

Use the following procedure to add Cisco ATAs manually using the Cisco CallManager Administration application.

Tip To get help using the Cisco CallManager application, access context-sensitive help by choosing Help > For this page from the main menu bar.

Procedure

Step 1 Log in to the Cisco CallManager Administration application.

From the menu bar, select System > Cisco CallManager. The Cisco CallManager Configuration screen appears.

Step 2 In the Cisco CallManager Configuration screen, perform the following steps:

a.From the list of Cisco CallManagers click the IP address or name of the Cisco CallManager to configure.

b.Enter identical Starting Directory Number and Ending Directory Number values in the fields provided.

c.Make sure that the setting called Auto-registration Disabled on this Cisco CallManager is checked.

d.Click the Update button.

Step 3 From the Cisco CallManager Administration menu bar, select Device > Phone to display the Find and List Phones screen.

Step 4 Click the Add a New Phone link to display the Add a New Phone screen.

Step 5 From the Phone Type drop-down list, make your selection as follows:

a.If you are using Cisco CallManager version 3.0 or 3.1, select Cisco 7960.

b.If you are using Cisco CallManager version 3.2, select Cisco ATA 186.

Step 6 Click Next. The Phone Configuration screen appears.

Step 7 In the Phone Configuration screen, you must enter information in the following fields:

•MAC Address —Enter the MAC address of the Cisco ATA.

•Device Pool—Select either the Default value or a configured device pool from the drop-down list.

•Phone Button Template—From the drop-down list, select Standard 7960 if you are using Cisco CallManager version 3.0 or 3.1; select Standard ATA 186 if you are using Cisco CallManager version 3.2

 

 

 

Step 8

Click the Insert button (called the Update button in Cisco CallManager version 3.2).

 

 

 

 

The Cisco CallManager Administration application should inform you that the device has been added to

 

 

 

 

the database. You are also asked if you want to assign a directory number for the Phone 1 port at this

 

 

 

 

time.

 

 

 

 

Click OK.

 

 

 

Step 9

In the Directory Number field, assign a directory number to the Cisco ATA.

 

 

 

Step 10

From the Partition drop-down list, you can select a partition for the Cisco ATA or you can keep the

 

 

 

 

default value of None.

 

 

 

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

 

 

 

 

4-2

 

 

Ol-3141-01

 

 

 

 

 

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Cisco Systems ATA 186, ATA 188 manual Adding Cisco ATAs Manually, Time, Click OK, Default value of None
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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.
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