User guide

XV
17 SERVER LOAD BALANCING (SLB)
Overview 17-2
SLB Components 17-2
Nodes 17-3
Pools 17-3
Virtual Servers 17-3
Using Standard or Wildcard Virtual Servers 17-4
Forwarding Modes 17-5
Transparent Mode 17-5
Translational Mode 17-8
Port Translation Mode 17-10
GoGo Mode 17-11
VIP Network Advertisement 17-12
Balancing Methods 17-13
Round-Robin 17-13
Ratio 17-13
Ratio Weight 17-14
Least Connections 17-14
Priority 17-14
Basic SLB Commands 17-15
Advanced SLB Application Example 17-18
Health Checking 17-22
Ping-Check 17-23
Ping-Check Commands 17-23
TCP-Port-Check 17-23
TCP-Port-Check Commands 17-23
Service-Check 17-24
Service-Check Commands 17-25
External Health Checking 17-25
Maintenance Mode 17-25
Persistence 17-26
Client Persistence 17-26
Sticky Persistence 17-26
Using High Availability System Features 17-27
Redundant SLB 17-27
Using Ping-Check 17-28
Configuring Active-Active Operation 17-28