Load Balancing Microsoft Exchange

Easy to deploy and manage

Kemp LoadMaster is the easiest way to load balance your Microsoft Exchange environment with convenient solution templates that simplify deployment and use best practices.

  • A customer proven and Microsoft certified solution

  • Supports Exchange 2019, Exchange 2016, Exchange 2013 and Exchange 2010

  • Load balance other workloads on same load balancer

  • High performing reverse proxy with SSL offload and acceleration

  • Exchange aware with health checking of Exchange services

  • Deploy in highly available pairs or with Kemp GEO load balancing for resilience

  • Built-in Forefront TMG replacement with pre-authentication and SSO


Kemp LoadMaster load balancer enhances the delivery of Microsoft Exchange services by automatically detecting out-of-service Exchange hosts and redirecting requests to remaining servers. Application experience for users may be further optimized via the use of content switching to direct traffic to the optimal host based on the request content.

Reverse Proxy for Microsoft Exchange

LoadMaster provides an easily configured, reverse proxy for Microsoft Exchange services combining SSL offload, threat protection and load balancing in a single easily deployed and managed service. A single LoadMaster can act as a reverse proxy for all Exchange services such as HTTP, HTTPS, SMTP and IMAP as well as non-Exchange services such as Microsoft SharePoint and Microsoft Internet Information Services (IIS).


SSL (TLS) Offload for Microsoft Exchange

All the SSL (TLS) processing and management overhead can be centralized on LoadMaster improving the performance of front-end servers and simplifying the management of private keys and certificates. All LoadMaster models have SSL offload capability with some of the hardware models incorporating dedicated SSL acceleration hardware for improving Exchange performance.

Load Balancing Outlook Web Access (OWA)

As a Microsoft approved solution for load balancing OWA, LoadMaster includes proven templates that simplify the deployment of Exchange services that are hosted across multiple front-end servers. OWA security is significantly enhanced as LoadMaster includes the Edge Security Pack as a Microsoft Forefront TMG replacement offering authentication, logging and single-sign on.