Nortel Networks WEB OS 212777 User Manual
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Web OS 10.0 Application Guide
Contents
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9
212777-A, February 2002
Part 3: Advanced Web Switching
Chapter 12: Global Server Load Balancing 289
Benefits 290
Compatibility with Other Web OS Features 290
How GSLB Works 291
Configuring GSLB 293
IP Proxy for Non-HTTP Redirects 304
How IP Proxy Works 305
Configuring Proxy IP Addresses 307
Verifying GSLB Operation 308
Configuring Client Site Preferences 308
Using Border Gateway Protocol for GSLB 312
Chapter 13: Firewall Load Balancing 313
Firewall Overview 314
Basic FWLB 316
Basic FWLB Implementation 317
Configuring Basic FWLB 319
Four-Subnet FWLB Implementation 327
Configuring Four-Subnet FWLB 329
Free-Metric FWLB 346
Adding a Demilitarized Zone (DMZ) 349
Firewall Health Checks 351
Chapter 14: Virtual Private Network Load Balancing 353
Virtual Private Networks 354
How VPN Load Balancing Works 354
VPN Load-Balancing Configuration 356
Requirements 356
VPN Load-Balancing Configuration Example 356