Cisco ATA 191 2-Port RJ11-to-Ethernet Multiplatform Analog Telephone Adapter

The Cisco ATA 191 2-Port RJ11-to-Ethernet Multiplatform Analog Telephone Adapter is a device that connects traditional analog telephones, fax machines, and paging systems to an IP network. It offers a practical way for small offices, enterprise environments, and cloud communication setups to transition from legacy analog systems to modern VoIP technology without replacing existing equipment.

This adapter features two FXS ports, each capable of independent SIP registrations, allowing multiple devices to operate simultaneously over the network. It supports both IPv4 and IPv6 protocols, ensuring compatibility with current and future network infrastructures. The wired RJ-45 port provides reliable 10/100 Mbps connectivity, making it suitable for environments where stable network performance is essential.

Its compact size makes it easy to install in tight spaces, and its low power consumption helps reduce operational costs. The Cisco ATA 191 is ideal for businesses that want to maintain their analog devices while benefiting from the flexibility and cost savings of IP telephony. Whether you are upgrading your office phone system or integrating fax and paging devices into a unified communication platform, this adapter offers a straightforward and dependable solution.

Highlights:

• Two FXS ports supporting independent SIP registrations for multiple device connections
• Dual stack support for IPv4 and IPv6 networks
• Wired RJ-45 port with 10/100 Mbps speed for stable network connectivity
• Compact design measuring 3.9 inches by 3.9 inches by 1 inch for easy placement
• Low power consumption at 5 watts to minimize energy use
• Includes a 1-year warranty for peace of mind