User's Manual

44 | Contents Dell Networking W-Series ArubaOS 6.4.x| User Guide
Increasing Network Uptime Through Redundancy and VRRP 570
High Availability 570
Pre-Deployment Information 570
Configuration Procedures 570
VRRP-Based Redundancy 570
High Availability Deployment Models 571
Active/Active Deployment Model 571
1:1 Active/Standby Deployment Model 571
N:1 Active/Standby Deployment Model 572
Master-Redundancy Deployment Model 572
AP Communication with Controllers 573
Client State Synchronization 573
Feature Guidelines and Limitations 574
High Availability Inter-Controller Heartbeats 574
High Availability Extended Controller Capacity 574
Feature Requirements 575
Standby Controller Capacity 575
AP Failover 576
Configuring High Availability 576
Pre-Deployment Information 576
Configuring High Availability 576
In the WebUI 576
In the CLI 577
Migrating from VRRP or Backup-LMS Redundancy 578
Configuring a Master Controller for Redundancy and High Availability: 578
Migrating from VRRP Redundancy 579
Migrating from Backup-LMS Redundancy 579
Configuring VRRP Redundancy 579