Overview of Cisco ATA 191 2-Port Analog Telephone Adapter (ATA191-K9) | New

The Cisco ATA 191 2-Port Analog Telephone Adapter (ATA191-K9) is a reliable and compact device designed to easily incorporate analog phones into contemporary IP-based call networks. With its two RJ-11 FXS ports for analog phones and one RJ-45 10/100 Mbps Ethernet port for network communication, the ATA 191 turns ordinary analog phones into VoIP devices that work with full functionality. This adapter is perfect for small offices, remote workers and company sites making the switch to unified communications. It offers crystal-clear call quality and supports standard SIP protocols for broad compatibility. Voice deployment is made safe, effective, and scalable with the ATA 191's robust provisioning techniques, secure RTP media encryption, encrypted signaling (TLS) and simple web configuration. IT managers looking for an affordable analog-to-IP conversion will find it to be a sensible solution because to its small size, low power consumption and versatile mounting options.

Key Features of Cisco ATA 191 2-Port Analog Telephone Adapter

• Two RJ-11 FXS Ports connect up to two analog phones, fax machines or modems, supporting legacy communication devices on IP networks.

• Single 10/100 Mbps RJ-45 Ethernet Port provides network connectivity with support for DHCP or static IP addressing for easy deployment.

• Supports SIP and Multiplatform Firmware that is compatible with leading SIP-based VoIP platforms ensuring flexible, wide-ranging interoperability.

• High-Quality Voice Codecs that includes G.729A/B, G.711A-law, G.711µ-law codec support for bandwidth-efficient, crystal-clear voice transmission.

• Fax Relay Support that supports T.38 Fax Relay and transparent faxing for reliable fax communications over IP networks.

• Comprehensive Security with secure provisioning, HTTPS web configuration, authentication, encrypted SIP signaling (TLS 1.1/1.2), Secure RTP (SRTP), image authentication, secure boot and SSH access protect device integrity and call privacy.

• Quality of Service (QoS) prioritizes voice traffic via 802.1p and DiffServ to maintain call quality even on congested networks.

• Power Efficient with low power consumption (approx. 5W) with universal AC/DC adapter support facilitates green operations.

• Multiple Deployment Options with wall mountable with included accessories and compact footprint ideal for various office or home environments.

• Easy Troubleshooting with LED indicators for power, network status and individual phone port activity simplify diagnostics.

Benefits of Cisco ATA 191 2-Port Analog Telephone Adapter

Specifications for Cisco ATA 191 2-Port Analog Telephone Adapter (ATA191-K9) | New