Configuring SNMP on ESX 2.x hosts

Configure your SNMP information, do this by editing the file located at \etc\snmp\snmpd.conf so it contains something similar to the example below.

syscontact root@localhost (edit /etc/snmp/snmpd.conf)
syslocation room1 (edit /etc/snmp/snmpd.conf)
rocommunity yourcommname.domain.com
trapcommunity yourcommname.domain.com
trapsink yoursnmpserver.domain.com

Login to the MUI, go to options and then to snmp configuration.
Set master snmp agent to started by clicking start
Set master snmp agent startup type to automatic by clicking on automatic
select close window
log out of mui.