snmp install
on RHEL or CentOS machines the install for snmp should be kept simple without setting any traps. Simple guide is as follows:
# yum install net-snmp-utils
Loading "fastestmirror" plugin
Loading "dellsysidplugin" plugin
...
...
Dependencies Resolved
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Package Arch Version Repository Size
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Installing:
net-snmp-utils i386 1:5.3.1-24.el5_2.2 updates 182 k
Installing for dependencies:
net-snmp i386 1:5.3.1-24.el5_2.2 updates 698 k
Transaction Summary
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Install 2 Package(s)
Update 0 Package(s)
Remove 0 Package(s)
Total download size: 879 k
Is this ok [y/N]: y
Answer y
Downloading Packages:
(1/2): net-snmp-utils-5.3 100% |=========================| 182 kB 00:02
(2/2): net-snmp-5.3.1-24. 100% |=========================| 698 kB 00:06
Running rpm_check_debug
Running Transaction Test
Finished Transaction Test
Transaction Test Succeeded
Running Transaction
Installing: net-snmp ######################### [1/2]
Installing: net-snmp-utils ######################### [2/2]
Installed: net-snmp-utils.i386 1:5.3.1-24.el5_2.2
Dependency Installed: net-snmp.i386 1:5.3.1-24.el5_2.2
Complete!
do a backup of the snmpd config file.
# mv /etc/snmp/snmpd.conf /etc/snmp/snmpd.conf.org
Create a new config file.
# vi /etc/snmp/snmpd.conf
rocommunity public
syslocation "Data Center"
syscontact you@email.com
Start the snmpd service
# /etc/init.d/snmpd start
Do a snmpwalk to make sure it is working
# snmpwalk -v 1 -c public -O e 127.0.0.1
SNMPv2-MIB::sysDescr.0 = STRING: Linux dull 2.6.18-92.1.17.el5 #1 SMP Tue Nov 4 13:45:01 EST 2008 i686
SNMPv2-MIB::sysObjectID.0 = OID: NET-SNMP-MIB::netSnmpAgentOIDs.10
DISMAN-EVENT-MIB::sysUpTimeInstance = Timeticks: (16748) 0:02:47.48
SNMPv2-MIB::sysContact.0 = STRING: peter@it-slav.net
SNMPv2-MIB::sysName.0 = STRING: dull
SNMPv2-MIB::sysLocation.0 = STRING: "PDC, Peters DataCentral"
SNMPv2-MIB::sysORLastChange.0 = Timeticks: (1) 0:00:00.01
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finally, make sure snmpd starts next time you restart your machine.
# chkconfig snmpd on
