DOCUMENTATION
Introduction
Overview
LiteSpeed Web ADC (LSLB) is an affordable, high-performance layer 7 HTTP smart load-balancer application. LiteSpeed Web ADC is feature-rich, secure, and efficient, offering more flexibility than similarly-priced load balancing software. This makes it an excellent choice for small enterprises looking to scale their applications beyond one server — both to improve service speed as well as reliability in case of hardware failure.
Features
- Supports QUIC, HTTP/2, TLSv1.3, and TCP_FASTOPEN
- HTTP/1.1, HTTP/1.0 backward compatible
- Supports HTTP, LiteSpeed SAPI, FastCGI and AJPv13 back ends
- Load balance algorithms: round-robin, least load, least session
- High Availability IP failover
- Cross-data-center replication
- Directing request based on domain names, request URL, Cookie, SSL Session, etc.
- Content aware: route request based on request content
- Dynamic response compression/decompression (gzip)
- Gzip compression with backend HTTP Server
- Automatic HTTP protocol upgrade/downgrade to maintain persistent connection with backend servers
- Massive shared hosting: load balance to millions of websites
- Web app acceleration via LSCache with ESI
- URL rewrite
- SSL acceleration
- Geotargeting support
- IPv6 support
- Layer 7 anti-DDoS filtering
- Web Application Firewall (HTTP firewall), filter attacking requests based on request content
- Chroot for enhanced security
- Backend server health monitoring
- Web administration console
- Online upgrade to keep your server up-to-date
- Simplified deployment via ZeroConf