Cisco ATA191-K9 ATA 191 Wall VoIP Adapter

Name: Cisco ATA191-K9 ATA 191 Wall VoIP Adapter
Brand: Cisco
SKU: ATA191-K9-VHBRSN
Price: 197.75 USD
Availability: InStock
Rating: 5 (10 reviews)

Mfr. Part #: ATA191-K9

Brand: Cisco

Condition: New

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ATA191-K9

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overview

specifications

faqs

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overview

ATA191-K9 Overview

CISCO ATA191-K9 2-port Analog Telephone Adapter.

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specifications

Specifications

Overview

Condition	New
Brand	Cisco
Stock	In Stock

General

faqs

Frequently Asked Questions

How does the Cisco ATA 191-K9 integrate with existing analog voice equipment? +

The Cisco ATA 191-K9 acts as a high-quality bridge, allowing you to connect standard analog phones or fax machines to a modern Cisco Unified Communications network. It converts traditional analog voice signals into digital SIP-based packets, enabling your legacy hardware to function seamlessly within a VoIP environment while maintaining clear, reliable voice communication quality for end users.

What are the primary port configurations available on the ATA 191-K9? +

This device features two RJ-11 analog ports, which support two independent voice lines. Additionally, it includes two 10/100/1000 Mbps Ethernet ports. This dual-port Ethernet configuration is particularly useful for deployments where you need to daisy-chain a computer through the ATA to a single wall jack, simplifying cabling requirements in office environments without needing extra switch ports.

Does the Cisco ATA 191-K9 support secure voice communication protocols? +

Yes, security is a core component of this ATA. It supports encrypted voice traffic through secure SIP, SRTP, and TLS protocols. By implementing these standards, the device ensures that sensitive voice communications are protected from eavesdropping and tampering, making it suitable for organizations that require robust security compliance for their internal and external communications infrastructure.

How is the ATA 191-K9 managed and provisioned in an enterprise network? +

Management is streamlined through support for standard provisioning methods, including XML configuration files and TFTP/HTTP/HTTPS. It is designed to work with Cisco Unified Communications Manager, allowing administrators to centralize firmware updates, configuration changes, and ongoing device monitoring. This level of integration reduces the manual overhead typically associated with managing individual endpoint devices across a large campus or multi-site deployment.

Can the Cisco ATA 191-K9 handle fax transmissions reliably? +

The ATA 191-K9 is optimized for reliable fax communication using T.38 fax protocols. This ensures that fax transmissions are processed correctly over an IP network, preventing the data loss or image distortion often associated with standard G.711 voice codec usage. For businesses that still rely on faxing for legal or operational documents, this device provides a stable and professional solution.

What type of power supply options does the ATA 191-K9 support? +

This unit is designed for flexible installation and typically includes a dedicated power adapter to ensure stable performance. Because it is a compact endpoint device, it is engineered for low power consumption, making it an efficient addition to any VoIP deployment. Ensure you are using the specific Cisco-approved power supply provided with the unit to maintain optimal electrical stability and device longevity.

Is the ATA 191-K9 suitable for large-scale remote office deployments? +

Absolutely. Its compact form factor and ability to support standard analog handsets make it ideal for remote or branch offices where a full IP phone deployment might not be cost-effective. By leveraging existing analog infrastructure while upgrading to SIP-based voice services, enterprises can significantly reduce deployment costs while maintaining high-quality voice connectivity for remote employees across the organization.

What voice codecs are supported by the Cisco ATA 191-K9 to ensure call quality? +

To provide high-fidelity voice transmission, the ATA 191-K9 supports a wide range of industry-standard codecs, including G.711, G.729a/ab, and G.722 for wideband audio. By offering a variety of codec options, the device allows network administrators to balance bandwidth usage and voice quality, ensuring clear communication even under varying network conditions or restricted bandwidth scenarios.

How can I obtain a bulk quote for multiple Cisco ATA 191-K9 units? +

For large-scale projects requiring volume, our sales team at BuyRouterSwitch.com is ready to assist. Simply navigate to our contact page or use the bulk quote request feature on our site to provide the specific SKU and quantities required. We prioritize large-volume inquiries and will generate a custom pricing proposal tailored to your enterprise deployment needs promptly.

Why should I choose BuyRouterSwitch.com for my Cisco hardware procurement? +

BuyRouterSwitch.com is a dedicated partner for IT professionals looking for authentic Cisco networking gear. We provide direct access to an extensive inventory of hard-to-find enterprise components. By purchasing through our platform, you benefit from our streamlined ordering process and dedicated support team, ensuring that you receive genuine equipment that meets your exact technical specifications without the complexities of traditional procurement channels.

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