User manual

Cobalt CacheRaQ 4 User Manual 61
Appendix B
Product Specifications
Caching features
• Caches HTTP and FTP traffic (only HTTP traffic is cached in transparent
mode)
• Configurable for both Transparent Caching and Traditional Proxy Caching
mode
• Supports HTTP/1.1 persistent connections (keep-alives)
• Domain Name System (DNS) caching (optional DNS server in caching-only
mode)
• Inter-Cache Communication Protocol (ICP) support
• Web Cache Communication Protocol (WCCP) support
• Supports SSL tunneling and cookies
• Persistent cache across reboots
• Log files compatible with Harvest, Squid and CERN Proxy standards (log
files can be downloaded through the browser-based user interface)
Performance
• Supports one or two T1 or E1 lines
• Supports 200 simultaneous requests
• Scalability through Cobalt InstaCache Clustering
• Built-in support for Level 4 switching for scalability and failover protection
• Stores meta-data and hot objects in RAM for fast cache lookups