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Shift Hosting Completes Major Network Upgrade in Atlanta: 100G Uplinks, 400G Capability, and Hitless Routing Enhancements

IP Transit
Colocation
NewsLetter

Published on: 21/12/2025

Read time: 4

Shift Hosting Completes Major Network Upgrade in Atlanta: 100G Uplinks, 400G Capability, and Hitless Routing Enhancements

Atlanta continues to rise as one of the most important interconnection hubs in the United States. With its growing datacenter ecosystem, strategic geographic position, and increasing demand from cloud platforms, carriers, and digital businesses, it has become a critical market for modern network infrastructure.

Shift Hosting has now completed a major upgrade to its Atlanta presence, bringing significant improvements in capacity, routing stability, and long-term scalability. 

This announcement provides a clear, technical overview of what was upgraded, why it matters, and how customers benefit from the improvements.

Atlanta’s Growing Importance as a Network Hub

Atlanta’s role as a regional interconnection point has grown dramatically. Its location makes it ideal for serving the Southeast and for bridging East-West and North-South traffic patterns in the United States. As more enterprises move into Atlanta for compute, colocation, and interconnection, the need for higher-capacity and lower-latency connectivity continues to climb.

Shift Hosting already maintained a strong presence in the area, but rising customer demand for higher throughput made expanding and modernizing the network inevitable. This upgrade ensures that the region is prepared for future traffic growth and more advanced carrier services.

ShiftHosting's Member Working on the Atlanta DC Upgrade

One of the most significant changes in this upgrade is the move to full 100G uplinks across all upstream and backbone connections in Atlanta. This ensures that the location has enough forward capacity to handle current demand while leaving room for future expansion.

The new 100G backbone provides higher aggregate bandwidth, improved peak-time performance, and greater overall stability. Customers benefit from reduced congestion, more predictable routing behavior, and stronger capacity for large-scale workloads such as gaming, CDN distribution, regional cloud deployments, and enterprise applications.

Standardizing on 100G across major locations also helps maintain consistent performance across Shift Hosting’s network footprint.

400G-Capable Ports for Future Growth

To prepare for long-term scaling needs, Shift Hosting has deployed new hardware in Atlanta that supports 400G-capable interfaces. While customers may not require 400G ports today, demand for these capacities continues to grow across backbone and hyperscale environments.

Having 400G-ready platforms ensures the ability to deploy higher-throughput interconnects, upgrade upstream capacity quickly, and support larger customers without significant lead times. It also positions Atlanta as a potential 400G transport point for upcoming backbone expansions.

This level of capability is typically found in networks operated by Tier-1 carriers and hyperscale cloud providers, so making it available in Atlanta demonstrates our commitment to infrastructure quality.

Dual Routing Engines and Hitless Upgrades

To match the increase in physical capacity, the routing architecture in Atlanta was upgraded to include dual routing engines. Dual RE platforms provide a redundant control plane, which significantly enhances network reliability and maintenance flexibility.

With this addition, Shift Hosting can now perform hitless upgrades, software updates, routing adjustments, or maintenance procedures that do not interrupt live traffic. This reduces operational risk, eliminates downtime during maintenance windows, and ensures continuous service availability for customers running latency-sensitive or mission-critical workloads.

More Stable Routing and Faster Convergence

Alongside the hardware improvements, Atlanta received a full modernization of its routing stack. This results in faster convergence times, improved BGP session consistency, and more predictable performance during routing events.

Faster convergence reduces packet loss during failovers and minimizes performance disruptions during control-plane changes. For customers using IP transit or running their own ASN, this means more stable connectivity and smoother network behavior across the board.

Improved routing stability is one of the most impactful benefits of the upgrade, especially in multi-facility deployments where a single routing inconsistency can affect multiple regions.

Enhanced IP Transit and Capacity Options for Customers

With higher backbone capacity, expanded routing capabilities, and 400G-ready hardware, Shift Hosting’s Atlanta location can now support significantly larger IP transit and transport demands. This includes higher commit levels, greater throughput for customers with their own ASNs, and more flexibility in how clients engineer their networks.

These improvements make it possible to onboard customers who generate high-volume regional or national traffic, and they ensure that existing customers can scale without concerns about saturation.

This upgrade aligns Atlanta with Shift Hosting’s broader strategy of expanding carrier-grade IP transit services across major markets in the United States.

ShiftHosting's Network Engineer Working on the Atlanta Upgrade

Preparing for Future Peering and Interconnection Growth

The upgrade also lays the groundwork for deeper interconnection within the Atlanta region. More available capacity means more opportunities to increase peering, add direct connections with other carriers, and participate in local IX ecosystems.

Shift Hosting is committed to strengthening interconnection in key markets such as Dallas, Chicago, and Atlanta, and this upgrade represents an important part of that long-term growth plan.

Customer Benefits: Reliability, Higher Throughput, and Future-Proofing

The improvements in Atlanta deliver meaningful advantages to all customers, including:

  • Increased throughput across all port sizes
  • Reduced latency during busy periods
  • More reliable upstream performance
  • Higher availability through hitless upgrades
  • Better routing stability and faster convergence
  • A foundation for future traffic scaling
  • Support for large-capacity workloads and modern applications

Customers now have access to a more resilient, scalable, and carrier-grade environment that aligns with the performance expectations of modern networks.

ShiftHosting's Hardware Setup

Conclusion

Shift Hosting’s Atlanta upgrade represents a significant advancement in our infrastructure capabilities. By deploying 100G uplinks, 400G-capable hardware, dual routing engines, and an improved routing stack, Atlanta is now one of our strongest and most future-ready points of presence.

These enhancements put us in a position to support larger customers, expand IP transit offerings, increase interconnection opportunities, and scale with growing regional demand. Most importantly, they reinforce our commitment to providing a high-performance and reliable network that customers can depend on.

If you like what you read and would like to inquire further about our services contact us at : sales@shifthosting.com

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