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Adding VCS users ................................................................... 71
Configuring SMTP email notification ......................................... 71
Configuring SNMP trap notification .......................................... 73
Configuring global clusters ...................................................... 74
Installing VCS RPMs ............................................................... 75
Creating VCS configuration files ............................................... 76
Starting VCS ......................................................................... 77
Completing the installation ...................................................... 77
About enabling LDAP authentication for clusters that run in
secure mode .................................................................... 78
Installing the Java Console ....................................................... 80
Installing VCS Simulator ......................................................... 82
Verifying the cluster after installation ....................................... 84
Verifying and updating licenses on the system .................................. 84
Checking licensing information on the system ............................. 84
Updating product licenses using vxlicinst ................................... 85
Accessing the VCS documentation ................................................... 86
Chapter 5 Configuring VCS clusters for data integrity ................... 87
About configuring VCS clusters for data integrity .............................. 87
About I/O fencing components ....................................................... 88
About data disks .................................................................... 88
About coordination points ....................................................... 88
About setting up disk-based I/O fencing ........................................... 89
Preparing to configure disk-based I/O fencing ................................... 92
Initializing disks as VxVM disks ................................................ 93
Identifying disks to use as coordinator disks ............................... 95
Checking shared disks for I/O fencing ........................................ 95
Setting up disk-based I/O fencing manually ...................................... 99
Setting up coordinator disk groups ............................................ 99
Creating I/O fencing configuration files .................................... 100
Modifying VCS configuration to use I/O fencing ......................... 101
Verifying I/O fencing configuration ......................................... 102
Removing permissions for communication ................................ 103
Chapter 6 Verifying the VCS installation ......................................... 105
About verifying the VCS installation .............................................. 105
About the LLT and GAB configuration files ..................................... 105
About the VCS configuration file main.cf ........................................ 107
Sample main.cf file for VCS clusters ......................................... 108
Sample main.cf file for global clusters ...................................... 110
Verifying the LLT, GAB, and VCS configuration files ......................... 113
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