Simple Network Management Protocol(`snmp`) is an "Internet-standard protocol for managing devices on networks.

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Issues with net-SNMP . MRTG not generating graph to monitor network bandwidth

I am monitoring network bandwidth for my servers using MRTG . But suddenly can see graphs are not generated for one of the Linux servers running on CentOS 5.5 . SNMPD service is running on the server. ...
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Where do I find the OID descriptions for SNMPv2 in Linux?

I was looking at this link here: http://www.debianadmin.com/linux-snmp-oids-for-cpumemory-and-disk-statistics.html and noticed that the OIDs are the same ones I see for the same stats for our ...
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systemd start unit after another unit goes inactive

Is there any way to delay a unit from starting up once another unit goes inactive? I have a startup process (oneshot.service) that runs as a one-shot and sets up the environment for all other ...
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3answers
470 views

How to send snmp trap when syslog is logged?

I need to send snmp trap n number of host whenever any syslog is logged in /var/log/messages. How can I do this, can anybody give me any idea?
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Net-SNMP Application

I don't know if this is the right place to ask this question, but, does anyone knows about Net-SNMP. Is it possible to not truncate the log file whenever snmptrapd is restarted? The logs are being ...
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SNMPV3 traps are not being captured correctly

I have configured master agent (snmpd.conf/snmptrapd.conf) of SNMPv5.5 on RHEL6.3 server to support SNMPV3 traps, but when I try to generate a snmptrap and capture the trace through tcpdump, I still ...
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423 views

Unable to view traps through snmptrad?

I've been unable to view traps through snmptrapd. I generated a SNMP trap manually using the below provided snmptrap command: snmptrap -c public -v 2c -n "" localhost 0 uptime But I'm ...
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Bandwidth Management tool

There are tools available like MRTG , Cacti etc through which we can monitor network traffic on network interfaces on a host. The network traffic flow information that is provided by these tools is ...
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1k views

No response from remote host for Nagios check_snmp_mem.pl plugin

Trying to setup memory usage monitoring for Nagios using the check_snmp_mem.pl from Nagios SNMP plugin. I could not even get it working from the command line, I mean I go to /usr/lib/nagios/plugins ...
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1answer
450 views

snmpwalk community results to timeout

My snmpwalk suddenly stopped working, which was working earlier, after restarting the snmp also didn't work out, snmpwalk -v1 -c gives me timeout and it's working for other machines as well. I tried ...
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Nagios trap snmptt fails to trigger

I want to monitor a HP 7500 switch power supplies. I have my OID, given by the HP web interface. So I create a snmptt.conf.hp, I create a service, passive and volatile, add this OID to a trap, and ...
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2k views

How do I generate an SNMP community string for MRTG?

I have trying to set up MRTG on my server, following this guide: https://help.ubuntu.com/community/MRTG I followed it as far as, cfgmaker ...
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542 views

Net-SNMP over TCP?

Is it possible to get Net-SNMP running over TCP instead of UDP? The daemon program can be configured at the termiinnal to listen for TCP connections with: snmpd tcp:1161 However, there are no flags ...
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157 views

Why doesn't build of net-snmp 5.7.2. provide /etc/rc.d/init.d/snmptrapd?

I am packaging an RPM for RHEL6, built from net-snmp-5.7.2.tar.gz. I see that the file /etc/rc.d/init.d/snmpd gets created and packaged but I do not see the init file for /etc/rc.d/init.d/snmptrapd. ...
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snmp issue:Two similar sever returning different output

I am having issue with SNMP OID's . I have two similar servers (hardware and software ) Which is DEll server with RHEL 5.3 X86_64.Issue is when I run the SNMPWALK for one server it shows proper data ...
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2answers
185 views

High-level command to request several branches of snmp in one tcp-session?

We are trying to monitor our servers mainly with SNMP. Due to performance reasons we are changing this from single requests to snmp-bulk-requests (as allowed in SNMP v2c). In theory (at least to my ...
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1answer
602 views

snmp/snmptrap support of ipv6

I have IPv6 only (not dual stack) system I wondering how to - send snmptrap from this system? - configure snmpd to be able to access it? I mean, is snmp is ready to use in IPv6 only environment?
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490 views

SNMP Trap on Unix

Nearly for 6 days i 'm trying to get over this problem . I have 2 machines . One of them is manager 10.201 machine, and the other is agent (10.226) i've configured manager's snmptrap.conf file like ...
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1answer
169 views

SNMPD only system group available!

I installed at fedora snmpd package... > view systemview included > .1.3.6.1.2.1.1 view systemview > included .1.3.6.1.2.1.25.1.1 view > all included .1 80 ...
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1answer
2k views

Unable to make outbound SNMP connections when IPTables is enabled

I have a bunch of windows servers configured with the windows SNMP agent. Each server has four IP addresses and SNMP listens on all of them. There is something very odd with my monitoring server ...
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1answer
993 views

Query DHCP server leases from Perl script

I have a Windows 2003 server and need to poll the DHCP lease information from it with a perl script that is running on a Ubuntu server. Then I need to analyze & store the information in a mysql ...