Cisco ATA191 Analog Telephone Adapter

Cisco ATA191 Analog Telephone Adapter

The Cisco ATA191 Analog Telephone Adapter (ATA191) enables organizations to connect traditional analog telephones, fax machines, overhead paging systems, and other analog communication devices to Cisco IP telephony environments. Featuring two independently configurable FXS ports, enhanced troubleshooting capabilities, IPv6 support, and enterprise-grade security, the Cisco ATA191 provides a reliable and cost-effective solution for integrating legacy devices into modern Cisco Unified Communications deployments.

Designed specifically for Cisco call control platforms, the ATA191 helps businesses preserve investments in existing analog equipment while taking advantage of IP-based communications infrastructure.

Features

• Two standard FXS ports
• Two independent SIP registrations
• Supports analog telephones
• Supports fax machines
• Supports overhead paging systems
• Converts analog devices to IP communications
• Advanced voice processing technology
• High-performance echo cancellation
• Voice activity detection (VAD)
• Comfort noise generation (CNG)
• Enterprise-grade security
• Secure media and signaling protection
• Dedicated Problem Report Tool (PRT) button
• Simplified troubleshooting and log collection
• IPv6 dual-stack support
• Supports IPv4 and IPv6 environments
• Compact desktop design
• Professionally tested
• Warranty included

Specifications

• Manufacturer: Cisco
• Model: ATA191
• Product Type: Analog Telephone Adapter (ATA)
• FXS Ports: 2
• SIP Registrations: 2 Independent Registrations
• Voice Processing:
  • Echo Cancellation
  • Voice Activity Detection (VAD)
  • Comfort Noise Generation (CNG)
• Connectivity:
  • Ethernet Network Connection
• IP Support:
  • IPv4
  • IPv6 Dual Stack
• Security:
  • Secure Media Protection
  • Secure Signaling Protection
• Serviceability:
  • Dedicated PRT (Problem Report Tool) Button

Key Benefits

Connect Legacy Analog Devices

The Cisco ATA191 allows businesses to continue using analog telephones, fax machines, and paging systems while integrating them into a Cisco IP communications environment.

Improved Troubleshooting

A dedicated Problem Report Tool (PRT) button simplifies diagnostics by allowing administrators to quickly collect logs and troubleshoot issues.

IPv6 Ready

Dual-stack IPv4 and IPv6 support helps organizations prepare for network modernization and future IP infrastructure requirements.

Enterprise Voice Quality

Advanced audio processing technologies help deliver clear, natural-sounding voice communications with reduced echo and improved call quality.

Compatibility

Compatible with Cisco call control platforms, including:

• Cisco Unified Communications Manager (CUCM)
• Cisco Unified Communications Manager Express (CME)
• Supported Cisco Unified Communications Solutions

Important Compatibility Note

• Designed for Cisco call control environments
• Not compatible with third-party call control systems
• Not compatible with 3PCC platforms
• Not compatible with open SIP service providers

Why Choose the Cisco ATA191?

The Cisco ATA191 is ideal for organizations that want to extend the life of existing analog devices while transitioning to modern IP communications. Its enhanced troubleshooting tools, IPv6 support, enterprise-grade security, and compatibility with Cisco Unified Communications platforms make it an excellent choice for businesses seeking reliable analog-to-IP connectivity.

Professionally Tested

Each Cisco ATA191 Analog Telephone Adapter is professionally tested to help ensure reliable performance and compatibility with supported Cisco communications environments.

Package Includes

• Cisco ATA191 Analog Telephone Adapter
• 1-Year Warranty

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