Intel® NetStructure™ 480T Routing Switch User Guide
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Route Map Operation .............................................. 341
Route Map Example ................................................341
Changes to Route Maps.......................................... 342
Route Maps in BGP ................................................. 343
Route Map Commands............................................ 343
18: Server Load Balancing (SLB) ..... 347
Overview .......................................................................347
SLB Components ........................................................347
Nodes ...................................................................... 348
Pools........................................................................ 348
Virtual Servers ......................................................... 348
Forwarding Modes .......................................................349
Transparent Mode ................................................... 350
Translational Mode .................................................. 352
Port Translation Mode ............................................. 354
GoGo Mode ............................................................. 355
VIP Network Advertisement ........................................356
Balancing Methods ......................................................357
Round-Robin ........................................................... 357
Ratio ........................................................................ 358
Ratio Weight ............................................................358
Least Connections................................................... 358
Priority ..................................................................... 359
Basic SLB Commands ................................................359
Advanced SLB Application Example .........................363
Health Checking ..........................................................368
Health check definitions........................................... 368
Layer 3 Ping Check .................................................368
Layer 4 Port Check ..................................................368
Layer 7 HTTP Check ...............................................368
Layer 7 FTP Check ..................................................368
Layer 7 NNTP Check ...............................................369
Layer 7 POP3, SMTP, and Telnet Check ................369
Internal Health Checking ......................................... 369
Ping-Check ..............................................................370
TCP-Port-Check ......................................................370
Service-Check .........................................................371
GoGo Mode Health Checking ..................................372
SLB Global Connection Timeout .............................374