Configuring SNMP on Redhat Linux server

Configuring SNMP on Redhat Linux server

Question: How do I configure SNMP on my Redhat Linux server.

Solution:

(1) Edit the file /etc/snmp/snmpd.conf using a text editor such as vi, enter: # vi /etc/snmp/snmpd.conf
Change/Modify line(s) as follows:

Find the following Line:

com2sec notConfigUser  default       public
Replace with (make sure you replace 192.168.0.0/24 with your network/subnet) the following lines: com2sec local     localhost           public
com2sec mynetwork 192.168.0.0/24      public

Scroll down a bit and change :

Find Lines:

group   notConfigGroup v1           notConfigUser
group   notConfigGroup v2c           notConfigUser

Replace with:

group MyRWGroup v1         local
group MyRWGroup v2c        local
group MyRWGroup usm        local
group MyROGroup v1         mynetwork
group MyROGroup v2c        mynetwork
group MyROGroup usm        mynetwork
Again scroll down a bit and locate the following line:

Find line:

view    systemview     included      system

Replace with:

view all    included  .1                               80

Again scroll down a bit and change the following line:

Find line:

access  notConfigGroup ""      any       noauth    exact  systemview none none

Replace with:

access MyROGroup ""      any       noauth    exact  all    none   noneaccess MyRWGroup ""      any       noauth    exact  all    all    none


Scroll down a bit and change the following lines:

Find lines:

syslocation Unknown (edit /etc/snmp/snmpd.conf)
syscontact Root  (configure /etc/snmp/snmp.local.conf)

Replace with (make sure you supply appropriate values): syslocation Linux (RH3_UP2), Home Linux Router.syscontact YourNameHere <you@example.com>

For your convenient attached herewith  is a sample  /etc/snmp/snmpd.conf file. Feel free to use this file, make sure you make a backup of your existing file.

Start your snmp server and test it:

(a) Make sure when linux comes up snmpd always starts after the system reboot:

 # chkconfig snmpd on
(b) Start the snmpd service:

 # service snmpd start
(c) Finally, test your snmp server:


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