Difference between revisions of "SNMP"

Revision as of 02:16, 23 June 2015

How to setup SNMP on Linux

• Install snmp

Fedora/CentOS

# yum install net-snmp

Ubuntu/Debian

# apt-get install snmpd

• Set string access

# perl -pi -e "s/public$/custom_community/g" /etc/snmp/snmpd.conf

• Open System View

# perl -pi -e "s/\.1\.3\.6\.1\.2\.1\.25\.1\.1/\.1/" /etc/snmp/snmpd.conf

• Restart SNMP

# service snmpd restart

Configuration

• Open and edit the file /etc/snmp/snmpd.conf and set the values:

rocommunity custom_comunity
rwcommunity HarD_t0_G3e5_ComMun1ty_5Tr!nG

• Register the service and start it

# chkconfig snmpd on
# service snmpd start

How to setup SNMP on MAC OS X

• Open and edit the file /etc/hostconfig and set the value:

SNMPSERVER:=-YES-

• Open and edit the file /etc/snmp/snmpd.conf and set the values:

rocommunity custom_community
rwcommunity  HarD_t0_G3e5_ComMun1ty_5Tr!nG

• To run snmpd immediately just run the command

snmpd

How to setup SNMP on Windows

The installation is done using the Windows Installation Disk.

• Go to Start > Settings > Control Panel > Add or Remove Windows Programs
• On left panel click on Add/Remove Windows Components
• On Management and Monitoring Tools click on Details
• Check Simple Network Management Protocol
• Click OK
• Click Nex
• Insert the "Windows XP Service Pack 2 Disc"
• When the installation finishes will start _SNMP Service_ automatically for _public_ community string

Configuration

• Go to Start > Settings > Control Panel > Administrative Tools > Services
• Locate SNMP and right click on SNMP Service, then select Properties
• On SNMP Properties Window click on Security tab
• Click Edit button on Accepted community names frame and change public for the desired string

MIBs

How to install SNMP MIB Files

MIBs will be placed on /usr/share/snmp/mibs/ once the installation is done. Fedora/CentOS

# yum install net-snmp-libs

Ubuntu/Debian

# apt-get install snmp-mibs-downloader

Custom SNMP monitoring

How to setup Dell OMSA SNMP monitoring

• Install SNMP

# yum install net-snmp net-snmp-utils

• Enable SNMP support

# service dataeng enablesnmp

• Copy Dell mibs to snmp mibs directory

# cp /opt/dell/srvadmin/omsa/*.mib /usr/share/snmp/mibs

• Some new versions have the mibs on a different location, so copy them from there

# cp /etc/opt/dell/srvadmin/srvadmin-idrac/*.mib /usr/share/snmp/mibs
# cp /etc/opt/dell/srvadmin/srvadmin-storage/*.mib /usr/share/snmp/mibs
# cp /etc/opt/dell/srvadmin/srvadmin-isvc/mib/*.mib /usr/share/snmp/mibs

• Add Dell mibs to /etc/snmp/snmp.conf

mibs +MIB-Dell-10892:StorageManagement-MIB

• On Ubuntu snmpd parameters need to be fixed as

SNMPDOPTS='-LS0-6d -Lf /dev/null -p /var/run/snmpd.pid

• Restart SNMP Service

# service snmpd restart

• Check the the OIDs are available now from a remote node

# snmpwalk -v 2c -c <my_public> <host_ip> .1.3.6.1.4.1.674.10892.1.700.20.1