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ENA Express for Amazon EC2 instances now supports traffic between Availability Zones

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This article announces that ENA Express for Amazon EC2 instances now supports cross-Availability Zone traffic within a Region, delivering up to 25 Gbps single-flow bandwidth.

  • ENA Express uses AWS Scalable Reliable Datagram (SRD) protocol for improved network performance
  • Delivers up to 25 Gbps single-flow bandwidth between Availability Zones (vs. 5 Gbps with standard ENA)
  • SRD uses multi-pathing and advanced congestion control to avoid head-of-line blocking
  • Supports TCP and UDP protocols transparently to applications
  • Available for all supported EC2 instance types across 30+ AWS regions globally
  • No additional cost for ENA Express

ENA Express now enables resilient multi-zone deployments for distributed storage, databases, and file systems with significantly improved network performance.



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