What’s the difference between Huawei ATN and PTN device?

Huawei offers a wide range of ATN and PTN devices with different capacities and features to meet diverse network requirements, today we are talking about the Huawei ATN (Aggregation Transport Network) and PTN (Packet Transport Network) devices, the main difference between Huawei ATN and PTN devices lies in their network layer and typical applications:

Network Layer:

• ATN:Operates at the access layer, provide multi-service access, meaning they connect various end-user devices and smaller network services to the core network, like mobile backhaul, enterprise leased lines, and internet access.
• PTN:Core and aggregation layers of MANs, provincial/national backbone networks. Operates at the core and aggregation layers, carrying large volumes of data traffic across the network backbone. Covers a wider range, including access, aggregation, and core layers of the network, spanning metropolitan and national backbone networks.

Applications:

• ATN:Edge of the Metropolitan Area Network (MAN). Located at the edge of the network, typically in metropolitan areas, providing multi-service access for various services like voice, data, and video over dedicated lines or shared Ethernet connections.
• PTN:Transport large volumes of data packets efficiently across longer distances, it focus on high-speed transmission and efficient resource utilization. Primarily handles packet-based data transport, offering high bandwidth and scalability for services like mobile backhaul, data center interconnection, and cloud services. Used for building high-capacity provincial/national backbone networks and mobile bearer networks, supporting services like 3G/4G/5G mobile backhaul, leased lines, and data center interconnection.

Examples:

• ATN 910C-A/B/D series. ATN 950 series.
• PTN 7900E series, PTN 900 series.

ATN 950B

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Additionally:

• Both ATN and PTN devices can offer various services like Ethernet, TDM, IP, and MPLS. They use packet-based technologies, support various features like QoS (Quality of Service), security, and management capabilities.
• PTN devices generally have higher port capacity and support higher data rates than ATN devices. Some PTN devices, like PTN 900, can also be used for access applications, bridging the gap between ATN and PTN functionalities.
• ATN devices might have features like service grooming and bandwidth aggregation, while PTN devices focus on efficient transport over long distances.

Choosing between ATN and PTN depends on your specific network requirements and desired functionality. If you need to connect various devices at the edge of a network, an ATN is suitable. If you need to efficiently transport large data volumes across longer distances, a PTN is a better choice.

I hope this clarifies the distinction between Huawei ATN and PTN devices. If you have further questions or need more specific information, feel free to contact us at sales@thunder-link.com.