How to Enable SNMP in Solaris

Dear Friends,

I have installed opmanager Software in My Windows (Desktop PC (192.168.1.14) is my PC Ipaddress) for Monitoring the Solaris Servers.

1. How to enable and configure snmpd on solaris, What are steps necessary?
Previously I told about this issue in my preivious Problem. some friends given some information. But i didn't understand that. So again please tell me step by steps to configure SNMP in soalris.

i have attached here my /etc/snmp/conf/snmpd.conf file.

cat /etc/snmp/conf/snmpd.conf
# Copyright 1988 - 07/17/00 Sun Microsystems, Inc. All Rights Reserved.
#ident "@(#)snmpd.conf 2.24 00/07/17 SMI"

# See below for file format and supported keywords

sysdescr Sun SNMP Agent, Sun-Fire-V490
syscontact System administrator
sysLocation System administrators office
#
system-group-read-community public
#system-group-write-community private
#
read-community public
#write-community private
#
trap localhost
trap-community SNMP-trap
#
#kernel-file /vmunix
#
#managers lvs golden
managers localhost

#############################

Please explain This:-
What i have to give information here My opmanager installed in my PC that ip address is 192.168.1.14

trap localhost
trap YourOpManagerIPAddress # If you are logging traps to OpManager.
trap-community SNMP-trap # Change if you want to use something different.

managers Your OpManagerIP # Very important to add because!
managers localhost # right now SNMP is sent to localhost only

2. After this is their any requirment to change this file /etc/init.d/init.snmpdx startup file.

3. how to check SNMP service running or not?. what are the service name ?

4. iam getting this error

Loading MIB information for this device.
Error: Failed to Load disk data. The remote device device does not support the host-resource MIB or it does not have any fixed disks.

What is the problem tell me step by step.

Thanks
GnanavelSekhar