BROCADE IP PRIMER

ContentsRedundancy: Virtual Router Redundancy Protocol (VRRP) ............................310What is VRRP? ..........................................................................................310Configuring VRRP ......................................................................................311VRRP vs. VRRP-Extended .........................................................................314Configuring VRRP-Extended .....................................................................314Traffic Shaping: Quality of Service (QoS) ........................................................316Why Quality of Service? ............................................................................316Configuring QoS ........................................................................................317Summary ...........................................................................................................317Chapter Review Questions ...............................................................................319Answers to Review Questions ......................................................................... 321Part Four: Layer 4-7 Switching (Load Balancing) ..................323Chapter 15: Server Load Balancing (SLB) .........................................325The Brocade ServerIron .................................................................................. 325Overview of Features ............................................................................... 325The Application Switch Management Module (ASM) ............................ 326The Switch Fabric Management Module ............................................... 326The Management Module ....................................................................... 327Interface Modules ................................................................................... 327Attack Protection ..................................................................................... 328Predictors ......................................................................................................... 332Configuring SLB ............................................................................................... 334Configuring “Real” Servers ..................................................................... 334Configuring Virtual Servers ..................................................................... 335Configuring Health Checks ..................................................................... 336SLB show Commands ...................................................................................... 339State of Real Server ................................................................................ 340State of Real Server Ports ....................................................................... 340Configuring Source NAT ................................................................................... 342Configuring Direct Server Return (DSR) ......................................................... 343Configuring Multiple VIPs to the Same Real Server ...................................... 344Hot-Standby Redundancy ................................................................................ 345Symmetric Server Load Balancing ..................................................................347Active/Standby ..........................................................................................347Active/Active ............................................................................................ 348Remote Servers ............................................................................................... 349Primary and Backup Servers .......................................................................... 349Clones ............................................................................................................... 350Summary .......................................................................................................... 350Chapter Review Questions .............................................................................. 352Answers to Review Questions ......................................................................... 354Brocade IP Primerxi