• |

Customer Success Story

SK Telecom

Scalability and performance for 5G-ready network

SK Telecom Logo

Scalability & Performance


  • Transition to 5G using non-standalone architecture with existing 4G/LTE network for rapid roll-out
  • Needed consolidated security and CGNAT solution for its vEPC platform
  • Scale and secure 5G network

Business Impact

  • Sustained scalability, performance and exceptional connection rates vs. two leading competitors with lower TCO
  • Launched 5G commercial service using A10 Networks solutions on April 3, 2019

Why A10

  • Only vendor to satisfy all PoC requirements
  • Proven capabilities for CGNAT and Gi-firewall
  • Thunder CFW only solution to handle 5G network address translation needs for non-standalone architecture traffic

A10 products selected to solve their challenge

Application Delivery

Thunder® ADCs (Application Delivery Controllers) are high-performance solutions to accelerate and optimize critical applications to ensure delivery and reliability.

Convergent Firewall

Thunder® CFW combines data center and Gi/SGi firewall, secure web gateway and IPsec VPN into a single solution with all Thunder ADC, CGN and SSLi features.

Application Delivery for Cloud

Lightning™ ADC (Application Delivery Controller) delivers load balancing, traffic management, security and per-app analytics for public, private or hybrid cloud workloads.

Service Analytics & Management

Harmony™ Controller delivers centralized management and analytics for secure application services in public, private and hybrid clouds.


Thunder® CGN (Carrier-Grade Networking) is an award-winning, high-performance solution for advanced CGNAT, IPv4 preservation and IPv6 migration with integrated DDoS protection.