Highlighted Features
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Easy Cluster Management
- ZeroConfig API and cPanel integration reduces complexity
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Layer 7 Anti-DDoS Filtering
- Vigilantly detects and thwarts attacks in progress
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Cross Datacenter Replication
- Provides real-time, asynchronous replication across data centers
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LSCache Engine with ESI
- Advanced server-level cache with hole-punching through ESI
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Flexible Load Balancing
- Highly configurable, multiple algorithms. Round Robin, etc.
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High Availability IP Failover
- Reliable access to all data, even if a server goes down
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Scalability for High Traffic
- SO_REUSEPORT support improves multi-worker scalability
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Server-Level reCAPTCHA
- Defends against Layer-7 DDoS attacks of any size
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HTTP/3 Support
LiteSpeed is the first to provide a production-ready implementation of this new Internet protocol, previously known as HTTP-over-QUIC.
Learn more about HTTP/3 and LiteSpeed's pioneering efforts here!
Features in Detail
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Features
- HTTPS and HTTP/2 Support
- HTTP/3 and QUIC Support
- SSL: TLS 1.0 - TLS 1.3
- HTTPS/TLSv1.3 Certificate Compression
- Dynamic BROTLI compression
- ZeroConfig API and cPanel integration simplify clustering
- Ingress Controller with extensive Kubernetes load balancing capabilities
- Simple domain transfer via server configuration drop and add
- Page Cache Support
- File Backed Cache Storage
- Dynamic Web Cache Open API
- Edge Side Includes/Cache
- ZeroConf for Simple Cluster Management
- Magento Acceleration
- WordPress Acceleration
- LiteMage Support
- PageSpeed Support & Optimization
- Layer 7 HTTP/HTTPS Load Balancing
- Layer 4 Load Balancing
- HTTPS/QUIC Offloading
- Session Affinity With Failover
- High Availability With Built-in Status & Management System
- Content Aware Request Routing
- Intuative WebAdminConsole GUI
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Security
- HTTP/3 & QUIC UDP Port Smart Anti-DDoS Proction
- Server-level reCAPTCHA Protection Against DDoS Attack
- Built-in WordPress Brute Force Protection
- Intelligent Botnet Detection and Blocking through Firewall
- Layer 7 Anti-DDoS Filtering
- Supports SSLv2, SSLv3, and TLSv1
- IP-level Bandwidth & Request Rate Throttling
- IP-level Connection Accounting For DDoS Protection
- Hotlink Protection
- Strict HTTP Request Checking
- Mod_Security Compatible Web Application Firewall
- Request Filtering (HTTP Firewall): Filter Attacking Requests Based On Request Content
- External Application Firewall For Dynamic Content
- Run Entire Server Process In chroot
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Reliability
- Zero Downtime Maintenance (including Reconfiguration and Software Upgrades)
- Watchdog and Instant Recovery Maximize Uptime
- Graceful shutdown: All Requests in Process will be Completed.
- Runs Completely in the User Space, OS Reliability is not Affected
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Scalability
- SO_REUSEPORT Support Improves Multi-worker Scalability
- Dynamic Scaling: Use “server up” and “server down” Messages to Add and Remove Nodes
- Event Driven + Multi-Process
- 1M Concurrent Connections per Node
- 40K Requests/Sec per Core
- 400 SSL TPS per Core
- 6Gbps per Core
- 32Gbps Total Throughput
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Availability
- High Availability IP Failover
- Cross Data Center Replication
- Cache Data Synchronization
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Flexibility
- Highly Configurable, can Match Virtually Every Deployment
- HTTP/1.1 & HTTP/1.0 Backward Compatible
- Multiple Load Balancing Algorithms: Round Robin, Least Load, Least Session
- Multi-Worker Process Support
- Direct Requests Based On Domain Name, Request URL, Cookies, SSl Session, etc
- Realtime Monitoring Of Backend Server Health
- Support for HTTP, HTTPS, LiteSpeed SAPI, FastCGI, and AJPv13 Backends
- Dynamic Response gzip Compression/Decompression
- gzip Compression With Backend HTTP Server
- Automatic HTTP Protocol Upgrade/Downgrade To Maintain Persistent Connections With Backend Servers
- URL Rewrite Compatible
- SSL Acceleration
- SSL Session Cache & SSL Tickets
- SSL SNI Mass Hosting
- Multi-Certificate Support
- Geotargeting Support
- IPv6 Support
