Scorecard and NetResults: Web server load balancers, 9/22/97
Network World, 9/22/97
Scorecard
Local BIG/ WSD Hydra
Director ip2 WEB
Overall score 8.9 8.5 8.5 8.4
Load balancing(20%) 9 7 8 9
Flexibility (20%) 9 10 9 10
Fault tolerance (20%) 9 7 8 7
Management and
administration (10%) 8 9 9 7
Security (10%) 9 10 9 9
Remote access (10%) 9 9 9 9
Installation and
documentation (10%) 9 9 8 7
Weight refers to the percentage weight given each criteria in our 1-10 ranking (with 10 being the best).
NetResults
Local Director
Cisco Systems Inc.
San Jose, CA
800-553-6387, 408-526-4000
Fax: 408-526-4100
Web site
Pricing: $64,000
Stated throughput: 92M bit/sec
Pros: Allows port mapping; Has the most options for distributing traffic loads; Allows servers to be brought online gradually.
Cons: Non-graphical interface.
BIG/ip2
F5 Labs, Inc. Seattle
888-882-4447, 206-447-1817
Fax, 206-447-9636
Web site
Pricing: $37,000
Stated throughput: 45M bit/sec
Pros: Graphical management interface; Provides security for real servers; Redundant power supplies.
Cons: Cannot directly access Web servers through the device for administration; Doesn't balance by port.
Web Server Director Pro
RND Networks Inc.
Mahwah, NJ
888-234-5763, 201-512-9771
Fax: 201-512-9774
Web site
Pricing: $28,000
Stated throughput: 45M bit/sec
Pros: Graphical management interface; Lowest cost; Can distribute traffic anywhere on the net; Redundancy obtained without serial cable; Allows port mapping.
Cons: Current release requires always keeping state.
HydraWEB Load Manager
HydraWEB Technologies, Inc.
New York
800-767-8649, 212-809-5900
Fax: 212-809-5932
Web site
Pricing: $25,990 (8 servers)
Stated throughput: 80M bit/sec
Pros: Allows port mapping; Supports hot spare Web servers; Per-Web server pricing plan; Allows servers to be brought offline on a schedule; Supports e-mail, syslog and pager alerts.
Cons: Complex system configuration(easier clients for NT than Unix).
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