Questions tagged [net-snmp]

Net-SNMP is a suite of software for using and deploying the SNMP protocol.

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snmptrapd not capturing SNMP v3 traps

I am trying to configure vCenter 7.0 to send SNMP traps to a VM. I have followed following procedure: a. Configurations on vCenter, using CLI Set engine ID : snmp.set --engineid 123456 Set ...
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Failed installing net-SNMP in Solaris 11 Guest Zone

I'm trying to install net-SNMP in Solaris 11.3 guest zone but I got this error messages root@GUESTZONE:~# pkg install net-snmp Creating Plan (Solver setup): - pkg install: No matching version of ...
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net-snmp reporting zero for interface speeds on CentOS 8

My monitoring system is using data from SNMP polls to build graphs. This works fine with a few dozen RHEL 6 and 7 hosts, but graphs for all my new CentOS 8 hosts are not working correctly. I've done ...
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Why CISCO-ERR-DISABLE-MIB trap does not show interface and vlan information in Icinga?

I have a cisco and a monitoring server with icinga (a.k.a. nagios, thruk). I want to receive traps from cisco and show them in icinga. But I am unable to see the interface and vlan for the errdisable ...
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How can i resolve “No such object available on this agent at this OID” when i use snmp?

I create my own mib to use in a snmp query, but I'm getting this error when I do "snmpwalk -v 2c -c mycommunity "MY_IP" .1.3.6.1.4.1.8072.2.1.1": NET-SNMP-EXAMPLES-MIB::...
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Custom MIB Textual Representation

I am an snmp beginner and have created a custom MIB and included it in snmpd.conf via pass persist. pass_persist .1.3.6.1.4.1.56947.1.1 /usr/bin/env python3 -u my_script.py While I can successfully ...
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Installing and configuring net-snmp on windows

Hi I am trying to install NET-SNMP on windows server to use it as SNMP agent. I have a remote server runnning a java thread. The thread is polling SNMP information. I installed 5.7.3 NET-SNMP and my ...
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snmpwalk on a Cisco MIB imported in a Redhat server

I am experimenting with MIB files so forgive me if this sounds crazy. I wish to import a Cisco network device MIB file into a RHEL7 server having net-snmp and then use solarwinds snmpwalk to collect ...
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How to monitor in Cacti the packet loss of Linux Server (Net SNMP)

I'm testing my network infrastructure where I'm using iPerf and UDP protocol. I'm running Cacti an open-source, web-based network monitoring and graphing. SNMP server is enabled in Linux servers. ...
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Is there any use case for SNMPv3 context for traps

let's say I want to send SNMP v3 trap/inform message to the manager. Usually I use USM SHA authorization with AES encryption. The command looks like: snmpinform -v 3 -e 0x111111111 -u myuser -a SHA -...
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Does my SNMP device just not support snmpbulkget?

I've got a Cyberpower 81002 PDU. It works well. In trying to get data from it using snmpget for multiple OIDs I would sometimes get: Error in packet Reason: (tooBig) Response message would have been ...
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Available Memory SNMP MIB for post-2016 kernel/CentOS 7+?

It looks like the "MemAvailReal" actually only reports free memory, not available memory. Is there a more recent version of this MIB or a different standard MIB which measures available memory? I ...
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SNMP service crashes on reload - Kernel error

My server has a SNMP service (NET-SNMP) started with systemd. It runs well, except that every 3 days, at 3:00 PM, the service crashes. I notice in the log that there is a reload of the agent. Then it ...
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SNMP timeout/stuck mid way

I have a proxmox 5.2 machine (4.15.18-8-pve) and snmp installed with default config. when I do a snmpwalk it outputs some information but then hangs. Any future snmpwalk requests don't get any ...
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How to get an engine ID from Agent server before create SNMPv3 user on NMS

When I want to create a SNMPv3 user on the NMS, there need to input an engine ID which is an identifier string from my agent server for each user, because I don't know the agent server's engine ID in ...
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CentOS - SNMP timeout: No Response from remote host

Hopefully someone can help me, I've searched this site and none of the answers have proven successful. I've spun up a CentOS VM and installed net-snmp & net-snmp-utils. I am trying to do a ...
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Turnkey Net-SNMP

Trying "apt-get install net-snmp" command to use SNMP commands. but the server says "Unable to locate package net-snmp" This is where I'm told I require Net-SNMP; http://php.net/manual/en/snmp....
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SNMP Trap passing notification to the script for further processing with NET-SNMP [closed]

I have been trying to create a simple alert of interface down status on dell s4810 switches by using NET-SNMP "traphandle". I was wondering how it could be possible to pass down notification ...
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snmpget error: “No Such Object available on this agent at this OID”

I want to create my own MIB. I'm struggling on this from couple of weeks. I followed this tutorial and using net-snmp 5.7.3. What I'm doing is: My setup: I have two VM's, both Ubuntu 16, one is ...
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Is there a standard MIB to look up a Linux system's users and services via SNMP?

I know that you can look up open ports and installed software. But is there a way to draw the connection between them to know which service is listening on a port? And is there any way to look up a ...
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Getting errors when retrieving the list of MIBs from a snmp daemon

I'm trying to configure and use the SLES 11 (OpenSUSE) snmp daemon. The first thing I want to do is to run the snmpd daemon and query the availables MIBs. I do this by executing the following: sudo /...
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Make Nagios stack alarms when no connectivity to HP OVO

I'm implementing a small Nagios instance on a dedicated laptop to monitor some telcom devices. The alarms have to be sent via our customer's reporting tool (like HP OpenView) via SNMP Traps. Nothing ...
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SNMPv3 do not work in zabbix

If I run snmpwalk on the same machine of zabbix server I can collect data with SNMPv3 snmpwalk -v3 -u Usnmp -l AuthNoPriv -a MD5 -A 'AuthPass' 10.x.x.x .1.3.6.1.2.1.1.3.0 DISMAN-EVENT-MIB::...
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SNMP Port Channel Monitoring

I am struggling to find an appropriate OID that will allow me to monitor the status of a port channels member mode status's. We have several scenarios where equipment is connected to a MUX and the ...
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SNMP monitoring

I trying configure SNMP trap in CentOS without positive result. Purpose: Configure SNMP trap on SNMP Agent for checking if file exist and send message to SNMP Server. For testing purposes I've put "...
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Collectd SNMP plugin unable to find MIB

Using Collectd to poll Cisco gear via the snmp plugin. I have the needed Cisco mibs (CISCO-MEMORY-POOL-MIB and CISCO-PROCESS-MIB) loaded into net-snmp and snmpwalk can see them fine. But when I try ...
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what is snmp mib for getting NFS IO counters?

I can get local disk I/O requests and read/write bytes using the following snmp MIB: SNMP table: UCD-DISKIO-MIB::diskIOTable diskIOIndex diskIODevice diskIONRead diskIONWritten diskIOReads ...
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How to set snmp trap threshold

I want to monitor some firewall devices by snmp.Now, I can get cpu info of device by snmp4j. But I have no idea how to use snmp trap to get specified warning and error messages from device. How to set ...
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snmpbulkget is giving values of next oid instead of giving the oid mentioned in the argument. Why?

I thought snmpbulkget acts like snmpget except that it can support multiple oid requests. But I see weird behavior. It gives next OID info instead of what is asked: snmpbulkget -Cr1 servername IF-MIB:...
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Is exist methods for tune GETNEXT for many many many of sequential OIDs?

I am coding in C some tool for monitoring ethernet switch by snmp v1 and Net-SNMP lib. In one of the step I get FDB table from switch. It gets by request getnext with OID .1.3.6.1.2.1.17.7.1.2.2.1. ...
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Monitoring SNMP network interfaces on zabbix

Some network devices have a lot of interfaces to be monitored, Is there way for zabbix to index them and create items and graph for each interface automatically(not the right word)? I hear that ...
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How to receive snmp v3 traps without specific enginedID?

I'm using snmptrapd on linux from net-snmp package. I'm trying to make some perl script to handle snmp traps. I'm already have such script and it works with snmp v1, v2c traps and with snmpv3 traps ...
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snmpd becomes unresponsive (Centos 6)

In the last couple of days, a Centos 6.7 mailserver on which I am monitoring is cotinuously timing out on snmp queries. No changes have been made to the server in the period immediately preceding the ...
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3 votes
1 answer
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snmpwalk not seeing mibs

Having a strange problem using Ubuntu 15.10. Yesterday I had to do a reboot due to a system update, and after the reboot 2 of the MIBs I use - LM-SENSORS-MIB and UCD-DISKIO-MIB do not work in snmpwalk....
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Can a snmpd.conf access control entry contain multiple networks?

If I want to restrict SNMP access to a list of networks in snmpd.conf, can I do something like: rocommunity secret 10.0.0.0/24, 172.10.0.0/16 (Just so nobody chastises me - "secret" is an example - ...
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2 votes
2 answers
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SNMPTT No access configuration - dropping trap

I have a host server that has its own MIB file, but I need to be able to catch the MIB traps on Nagios 4.1 core. I'm using the SNMPTT plugin installed on a RedHat 6.5, but I'm not able to get my traps ...
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net-snmp change default port 161 to something else

Ports 161/162 are in use by a java software, so the requirement is to use 163 for net-snmp [root@testSRV snmp]# netstat -apn | grep 162 udp 0 0 ::ffff:10.145.1.10:162 :::* ...
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What does this snmp v1 ID mean

We seeing two Dell DRAC started reporting following warnings snmp trap server3.5.2.2.4331 and I have no idea what does it mean, searched that OID and only found this http://oid-info.com/get/1.3.6.1....
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3 votes
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How to configure SNMP trap multi-casting server

I would like to know if there is a way of configuring SNMP trap multicast server? I have configured central SNMP manager on Ubuntu 14.04 and it is receiving SNMP traps. Now I want to send the same ...
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SNMP access with encryption

I'd like to configure my SNMP v3 (NET-SNMP) agent to limited user range with encryption. Could you give me a short hint how to setup encryption with NET-SNMP? Do you have any experiences in using AES/...
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snmpd won't generate traps

I'm trying to get snmpd to inform our monitoring system when an event such as low disk space takes place. I'm using snmpd on Debian 8. My snmpd.conf file looks like this: ## # Daemon ## ...
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SNMP OID for VMware Tools on a virtual machine

I have an ESXi host running several VMs. I use snmp to query that host for information. I need to find if VMware Tools is installed on some virtual machine. Is that possible? and If so, which OID is ...
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Is EngineID configurable with snmptrapd

I have a SNMP trap sender, in which I have to configure the EngineID of the receiver (doesn't seem to support discovery) in case of SNMP V3 Inform!. And my receiver being snmptrapd, the EngineID ...
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Additive SNMPd configuration in CentOS

I have a small program that I am preparing for release. As part of its functionality, it queries SNMP for a few statistics. The MIBs in question are installed by the default net-snmp package, but are ...
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How to selectively use mutliple interfaces with Net-SNMP?

I have this monitoring network setting for Net-SNMP 5.7.2.1 listening to multiple Ethernet interfaces on my home gateway but it would only take the following combination from the snmpd.conf ...
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SNMPv3: Remote snmptrap engineID not found

I'm having trouble getting snmptrapd to accept remote SNMPv3 TRAP messages. Here's my simple snmptrapd.conf: root@snmptrapper:~# cat /tmp/testsnmptrapd.conf createUser -e ...
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(net)SNMP can GET but not SET

I am running OpenWRT (tried all 3 latest versions) in a TP-LINK WDR3600, with snmpd and snmp utils installed. I can get (although MIBs seem missing) but not set OIDs. SNMPGET root@OpenWrt:/# snmpget ...
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Many error lines in snmpwalk report

Devices : Cisco SG 300 switch / Ubuntu 14.04 LTS when I run a snmpwalk, I get many error lines before the actual requested datas. Example: snmpwalk -v3 -u public 192.168.0.20 IF-MIB::ifHighSpeed ...
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4 votes
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Extending SNMP IF-MIB with custom data

I've a system where several specific NIC cards do not pass to the kernel traffic counters (DPDK cards) so I cannot use SNMP IF-MIB to get usage information. But, I've a system command that provides ...
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snmpget "No such object available on this agent at this OID"

I have been working on trying to get a value with a custom MIB through SNMP This is my custom MIB: MY-MIB DEFINITIONS ::= BEGIN IMPORTS MODULE-IDENTITY, OBJECT-TYPE, Integer32, enterprises ...
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