Nagios Monitors network traffic

Source: Internet
Author: User
Tags snmp

System version

[Email protected] libexec]# cat/etc/redhat-release

CentOS Release 5.6 (Final)


1 Installing and configuring SNMP

1) Yum install net-snmp-utils Net-snmp net-snmp-libs-y

2) vi/etc/snmp/snmpd.conf

Remove the # numbers from the next two lines

#view mib2 included. Iso.org.dod.internet.mgmt.mib-2 FC

#view all included. 1 80

Put the following statement

Access Notconfiggroup "" Any noauth exact systemview none None

Switch

Access Notconfiggroup "" Any noauth exact mib2 none None

3) Start SNMP

/ETC/INIT.D/SNMPD start

2 Download Monitor Traffic script test

wget https://raw.githubusercontent.com/cloved/check_traffic/master/check_traffic.sh--no-check-certificate # #放到/ Under the Usr/local/nagios/libexec directory

chmod +x/usr/local/nagios/libexec/check_traffic.sh

Get NIC Information

[Email protected] libexec]#/check_traffic.sh-v 2c-c public-h localhost-l

List Interface for host localhost.

Interface index 1 orresponding to Lo

Interface index 2 orresponding to eth0

[Email protected] libexec]#./check_traffic.sh-v 2c-c public-h localhost-i 2-w 1000,1200-c 1400,1500-k-B # The 2 after-I is obtained by the above command

Ok-the traffic in are 0.11KB, out are 1.08KB, Total is 1.19KB. The Check Interval is 1526s | In=0.11kb;1000;1400;0;0 Out=1.08kb;1200;1500;0;0 Total=1.19kb;2200;2900;0;0 Interval=1526s;1200;1800;0;0

Define in and out values exceeding 1000K, 1200K warning, exceeding 1400k,1500k severity. (No output for first run, output after 30s)

3 Defining the check_traffic command on the monitored side

Vi/usr/local/nagios/etc/nrpe.cfg

Add to

Command[check_traffic]=/usr/local/nagios/libexec/check_traffic.sh-v 2c-c public-h 127.0.0.1-i 2-w 1000,1200-c 1400, 1500-k-B

4 Defining services on the monitoring side

VI.. /etc/objects/services.cfg

Add to

Define Service{

Use Generic-service

HOST_NAME localhost

Service_description Traffic

Check_command check_nrpe!check_traffic

}

5 Restart Service

Pkill Nrpe

/usr/local/nagios/bin/nrpe-c/usr/local/nagios/etc/nrpe.cfg-d

/etc/init.d/nagios Reload

6 Manual Test

[Email protected] libexec]#/usr/local/nagios/libexec/check_nrpe-h localhost-c check_traffic

Ok-the traffic in are 0.0KB, out are 0.24KB, Total is 0.24KB. The Check Interval is 135s | In=0.0kb;200;400;0;0 Out=0.24kb;300;500;0;0 Total=0.24kb;500;900;0;0 Interval=135s;1200;1800;0;0

650) this.width=650; "src="/e/u261/themes/default/images/spacer.gif "style=" Background:url ("/e/u261/lang/zh-cn/ Images/localimage.png ") no-repeat center;border:1px solid #ddd;" alt= "Spacer.gif"/>


Nagios Monitors network traffic

Contact Us

The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion; products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the content of the page makes you feel confusing, please write us an email, we will handle the problem within 5 days after receiving your email.

If you find any instances of plagiarism from the community, please send an email to: info-contact@alibabacloud.com and provide relevant evidence. A staff member will contact you within 5 working days.

A Free Trial That Lets You Build Big!

Start building with 50+ products and up to 12 months usage for Elastic Compute Service

  • Sales Support

    1 on 1 presale consultation

  • After-Sales Support

    24/7 Technical Support 6 Free Tickets per Quarter Faster Response

  • Alibaba Cloud offers highly flexible support services tailored to meet your exact needs.