Nortel Web OS 10.0, Application Manual

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Web OS 10.0 Application Guide
Figures
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212777-A, February 2002
Figure 12-1: DNS Resolution with Global Server Load Balancing 291
Figure 12-2: GSLB Topology Example 294
Figure 12-3: HTTP and Non-HTTP Redirects 304
Figure 12-4: POP3 Request Fulfilled via IP Proxy 305
Figure 12-5: GSLB Proximity Tables: How They Work 309
Figure 12-6: Configuring Client Proximity Table 310
Figure 13-1: Typical Firewall Configuration Before FWLB 314
Figure 13-2: Basic FWLB Topology 316
Figure 13-3: Basic FWLB Process 317
Figure 13-4: Basic FWLB Example Network 319
Figure 13-5: Four-Subnet FWLB Topology 326
Figure 13-6: Four-Subnet FWLB Process 327
Figure 13-7: Four-Subnet FWLB Example Network 329
Figure 13-8: Basic FWLB Example Network 346
Figure 13-9: Four-Subnet FWLB Example Network 347
Figure 13-10: Typical Firewall Load-Balancing Topology with DMZ 349
Figure 14-1: Basic Network Frame Flow and Operation 355
Figure 14-2: VPN Load-Balancing Configuration Example 356
Figure 14-3: Checkpoint Rules for Both VPN Devices as Seen in the Policy
Editor 368
Figure 15-1: Content Intelligent Load Balancing Example 372
Figure 15-2: URL-Based Server Load Balancing 376
Figure 15-3: Balancing Nontransparent Caches 387
Figure 15-4: Load Balancing DNS Queries 390
Figure 15-5: URL-Based Web Cache Redirection 396
Figure 15-6: URL Hashing for WCR 408
Figure 15-7: Content Precedence Lookup Protectors Example 415
Figure 15-8: Content Precedence Lookup Multiple Strings Example 416
Figure 15-9: Configuring Layer 7 Deny Filter 417
Figure 16-1: Cookie-Based Persistence: How It Works 424
Figure 16-2: Insert Cookie Mode 427
Figure 16-3: Passive Cookie Mode 428
Figure 16-4: Rewrite Cookie Mode 429
Figure 16-5: SSL Session ID-Based Persistence 438