Azure Load Balancer

Distribute network traffic efficiently across virtual machines, scale sets, and IP addresses to deliver high availability and optimal performance for your applications. Azure Load Balancer automatically scales with increasing traffic without requiring manual reconfiguration.

Multiple SKU options available including Standard Load Balancer for high-performance scenarios with cross-region routing, Gateway Load Balancer for virtual appliance deployment, and Basic Load Balancer for small-scale applications.

Protocol support includes TCP/UDP-based protocols such as HTTP, HTTPS, SMTP, and real-time voice/video messaging protocols. Built-in health probing automatically removes unhealthy instances and reinstates them when recovered.

Advanced features include internal load balancing for private networks, IPv6 connectivity support, network address translation for security, and global anycast for latency-based traffic distribution across regions.

Enterprise-grade security with Microsoft's $1+ billion annual cybersecurity investment and 3,500+ dedicated security experts. No upfront costs or termination fees with pay-as-you-go pricing model.