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Avaya Packet Gateway Card TN577 – Refurbished High-Performance Media Card

Avaya Packet Gateway Card TN577 – Refurbished High-Performance Media Card

CONDITION: RE-MADE IN THE USA™ Refurbished

Part Number: TN577

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Product Description

The Avaya Packet Gateway Card TN577 – Refurbished is a high-performance media gateway card designed to provide packet-based voice connectivity for Avaya Definity and Communication Manager systems. Engineered for enterprise environments, the TN577 delivers reliable media processing and integration between traditional TDM and IP-based networks.

The TN577 card enables businesses to transition smoothly into converged communications by supporting packet-switched voice, data, and signaling traffic. With its robust architecture, the Avaya TN577 Packet Gateway Card ensures clear call quality, efficient call handling, and compatibility with Avaya’s evolving IP telephony platforms.

This refurbished module has been professionally tested, reset, and certified to OEM standards, making it a cost-effective solution for organizations that need to maintain or expand existing Avaya infrastructures without the expense of new hardware.

Features

  • Avaya Packet Gateway Card TN577 – Refurbished for Avaya Definity and Communication Manager systems.

  • Provides reliable packet-switched voice and media processing.

  • Bridges TDM and IP environments for hybrid deployments.

  • Carrier-class reliability for enterprise and service provider use.

  • Professionally refurbished, tested, and certified for dependable performance.

  • Cost-effective solution for extending the lifecycle of Avaya PBX systems.

Q & A

Q: What systems is the Avaya TN577 Packet Gateway Card compatible with?
A: It is designed for Avaya Definity and Communication Manager systems.

Q: What does the TN577 card do?
A: It provides packet-based voice and media processing, bridging TDM and IP telephony environments.

Q: Is the TN577 new or refurbished?
A: This model is professionally refurbished, tested, and certified to OEM standards.

Q: Why use the TN577 instead of upgrading to new hardware?
A: It allows businesses to extend the life of existing Avaya infrastructures while maintaining cost efficiency.

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