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Questions tagged [snmp]

SNMP (Simple Network Management Protocol) is an Internet-standard protocol for monitoring and configuring devices on IP networks.

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SNMP service crashes every 72 hours - 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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SNMPTT is not listening on port 162 [on hold]

Process is running and the log file shows that snmptt has started but netstat doesn't show port 162. And sending traps doesn't write to log files. Here is the log: Tue Jan 15 08:39:41 2019 SNMPTT v1....
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snmptt not listening on port 162 and doesn't write to trap file

This is on Ubuntu 16.04 host and no firewall or iptables enabled. If I start the snmptt service using systemctl I see the following error. Dec 28 09:10:31 host01 snmptt[32247]: PID file: /tmp/snmptt....
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adding SNMP Monitoring to a TPOT installation

TLDR: I need help getting legit SNMP running on a TPOT install, specifically reserving and binding a port for it. LONG VERSION: I installed a TPOT honeypot on a VM, all went smoothly. It runs. I ...
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37 views

SNMP trap on Windows service stop

I'm trying to send traps when a Windows service e.g. Windows Update is stopped. In evntwin I tried adding all events with Microsoft-Windows-WindowsUpdateClient origin but stopping/restarting the ...
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Enable SNMP on Windows Embedded POSReady 2009

I would like to enable SNMP on a Windows Embedded POSReady 2009 machine. I have installed Management and Monitoring Tools. However, I cannot locate the snmp service within services.msc. Details... ...
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92 views

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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65 views

Using SNMP for detecting filesystem anomalies (read-only, etc.)

Usually when there is a problem, the filesystem mounts itself read-only: [449551.919049] EXT3-fs (dm-2): error: ext3_journal_start_sb: Detected aborted journal [449551.919056] EXT3-fs (dm-2): error: ...
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How to get ethernet bandwidth statistics with check_snmp?

while running check_snmp_int.pl to get interface names i get the answer # ./check_snmp_int.pl -H 56.22.17.43 -2 -C public -p 44200 -v -n zzz Alarm at 15 + 5 SNMP v2c login Filter : zzz OID : 1.3.6....
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228 views

Ubuntu versions and using apt-get for SNMP mib downloader

I am running Ubuntu 16.04.5 LTS, which I believe slightly pre-dates a fix to some issues with the SNMP MIBs installed by the snmp-mibs-downloader. I'm trying to understand whether I can use apt-get to ...
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161 views

SNMP MIBs on Ubuntu - error in MIBs

I'm concerned that the definitive set of MIB files for Ubuntu seems to have syntactic errors. Am I using the wrong MIBs? I have used sudo apt-get install snmp-mibs-downloader sudo download-...
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How to monitor systemd service with snmp?

So I have a Gunicorn service on my Ubuntu server. First I added proc gunicorn to this file: /etc/snmp/snmpd.conf. But I'm not sure how to get the right values. I've seen this question (How to ...
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44 views

how to monitor Linux IP Route table change via SNMPD?

I am trying to use "inetCidrRoute" SNMP object, but it does not give out a clear number as "number of routes in the machine", how exactly can I do that? I want to make sure the number of routes does ...
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How to telling snmp to ignore some interfaces?

My interfaces are eth0, eth1, eth2, pflog0. With snmpget and also on solarwinds, it shows alll the interfaces but I want to show just eth0- eth2 and not pflog0. How can I do this? Thanks
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151 views

snmp lsi/avago raid controller

First of all, I'm a complete SNMP newbee. My current situation: I need to monitor a LSI MegaRAID SAS 9361-8i in a Ubuntu 16.04 machine (let's call it fserv) with Zabbix. I managed to install/...
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37 views

Can't access some MIB subtrees in a 3COM 4500G switch

I am trying to monitor the memory and CPU usage of a 3com 4500G switch via SNMP. I have found in other answers the proper OIDs (e.g. 1.3.6.1.4.1.43.45.1.6.1.1.1.3 for the 1 min. CPU load), but ...
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Cisco SNMP vmVlan OID result

I sent vmVlan (1.3.6.1.4.1.9.9.68.1.2.2.1.2) OID to a Cisco 3750 switch. This is list of vlans: Take care of interface FastEthernet 2/0/45 - 48. These interfaces isn't in response list of vmVlan. ...
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196 views

simple SNMP trap parsing with PHP

I need to extract a single bit from an SNMP trap, which reports the state of eight digital sensors. The OIDs of the sensors are: ".1.3.6.1.4.1.42505.1.2.1.1.7.x" where x can be 0 to 7. The hex ...
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Downloading net-SNMP without openssl.

I have been attempting to download net-SNMP onto a windows x64 computer, however I have run into the issue that it will only work with openssl 0.9.8r which is no longer available for download. I ...
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150 views

On machine reboot via SNMP

Is it possible to reboot a windows or a linux machine via SNMP? Most of information I've found is related to the reload of the SNMP service itself, instead of host reboot.
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38 views

How do I register OIDs under my PEN?

I have read multiple tutorials and walkthroughs for creating MIBs, and creating/running subagents but I am repeatedly faced with "No Such Instance currently exists at this OID" when performing a walk ...
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NET-SNMP in Solaris 11.3 -How configure filesystem full and a process down?

i have configured the community in one Solaris 11.3 System and it works But.. for monitoring filesystems full or an application process down, my question is, how must i add this control in snmp.conf?...
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65 views

SNMP MIB design, merits of having a string index

I am designing an SNMPv2 MIB to allow management of a set of resources that come and go over time. Their unique identifier is a string. I will create a table resourceName resourceDescription ...
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How to determine active Routes using SNMP?

If my destination IP have 2 Routes(say GPRS and ADSL) that can be used to connect from a source, which SNMP OID to use which route is currently being used by the source given both the routes are ...
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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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151 views

Is there any relation between LDAP and SNMP? Can SNMP exist without LDAP?

I understand that SNMP is a protocol for managing (view/update) system resources information remotely and LDAP is a protocol to access and use directory services information. But is there any ...
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140 views

CPU and Memory Utilization from F5 Device ( ADC Load Balancer ) - Node (Server) wise

Can somebody help me out to retrieve the CPU and Memory utilization details for the list of nodes available in the F5 inventory using SNMP ( from F5 )
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48 views

capturing iptables port REDIRECT

I am trying to redirect port and verify the redirection is working using iptables -t nat -D PREROUTING -i enp0s3 -p udp --dport 162 -j REDIRECT --to-port 10162 and then tcpdump -i enp0s3 udp port ...
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monitoring hosts over the internet via snmpv2

I got some hosted servers I would like to monitor via snmpv2. However, I don't get a connection. do internet routers block snmp? Does anyone have experience with that?
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Changed guest vNIC to VMXNet3, can't do SNMP against Cisco ASA devices

Got a head-scratcher here. Either I've found a Windows and/or VMware bug, or I've missed something stupendously simple. [Spoiler - it was stupendously simple.] Our VMware environment is ESXI 5.5. We ...
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277 views

SNMP disk usage reporting in different OIDs

I am trying to use SNMP to monitor disk usage for a particular filesystem on several servers. Each server is the only Ubuntu 16.04 guest on a dedicated ESXi host. Each server is configured with two ...
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537 views

how to parse temperature data from Esxi server [duplicate]

I need to parse temperature data from esxi servers, to db for visualization the server room stats. I have 3 servers running esxi 6.5 IBM System x3250 M3 IBM IBM System x3550 M4 Server ...
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38 views

rsyslogd - how to discard repeats of alarm “X” unless alarm “Y” happens in-between (preserve context)

I have an interface which when disconnected spits out alarms every 60 seconds. ERROR: Connection FOO is DOWN My rsyslogd is spamming the downstream SNMP agents. To avoid that, I want to send only ...
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223 views

SNMP is it possible to monitor shared printers?

I have a folowing Network scheme: Server has PrintServer role enabled and printers is shared. I want to monitor printers state/errors through SNMP from any user PC but problem is that I haven't acess ...
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81 views

How To Make Cisco Switch Pingable Behind Another Non-Cisco Switch

The Problem: I have plugged a cisco switch into a non-cisco switch for testing purposes and cannot ping it. I cannot touch the non-cisco switch other than to plug something into it. The switch cannot ...
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snmp not responding under heavy network load

We have a group of servers with high usage of cpu and network (with 10 Gb bandwidth). Under this circumstances snmpwalk requests to this servers got timeout. So we can't monitor them. The question is ...
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snmptrap not executed, just return version

I'm having trouble receiving the traps on my destination computer. On the destination machine I have a snmptrapd server running normally. He executed the following command in a linux that would be ...
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117 views

How to discover SNMP devices

I'm looking to set up a monitoring system and was reading quite a bit about SNMP. I don't yet have practical experience with it. I didn't quite understand how an NMS discovers SNMP capable devices. ...
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1answer
51 views

integrate nagios core with hp nmmi

I have one nagios core server . One of my partner companies request me to get snmp trap from nagios core to their HP NNMi system for some servers . I would like to ask you about integration between ...
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4k views

snmpwalk timeout value in Ubuntu

Can I set snmpwalk time out value ? example: snmpwalk -v2c -c PUBLIC 10.0.0.1 1.3.6.1.4.1.9.2.1.56.0 -t is not working
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758 views

Debian - Installation of LSI MegaRAID SNMP AGENT

My OS is : Distributor ID: Debian Description: Debian GNU/Linux 8.9 (jessie) Release: 8.9 Codename: jessie I succeded to install the MegaRaid Storage Manager and I can use StorCli. #...
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1answer
69 views

MRTG shows non-zero values when my server is switched off

I graph my server's RAM, CPU & bandwidth usage using MRTG. However, when I switch my server off, the RAM & CPU graphs do not display zero values. Instead, at the moment (see picture below) the ...
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1answer
245 views

SNMP : I want to change the community name in ZT230-200dpi ZPL Zebra printer?

I have an SNMP issue with the community name. The default name is "public" . When I tried to change it to anther one, I find that I can walk the SNMP with two name "public" and "loreal" (giving the ...
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1answer
1k views

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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221 views

How to change SNMP community name of a Zebra ZM600 printer?

I want to change SNMP community Name in Zebra ZM600 printer from public to private for ex: snmpwalk -v1 -c public "address IP" enterprises.10642.20.10.10.5 when I walk the MIB tree I use public like ...
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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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497 views

translate SNMP MIB into OID

Plenty of posts on this subject here but none seem helpful to me. I am interested in creating a Icinga check for "sipUnregistered(19)" so we may know when SIP clients become unregistered to the ...
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333 views

Supermicro IPMIView - cant receive SNMP traps

so I have a problem receiving any SNMP traps. IPMIView settings: Im pretty sure that all settings are correct: 192.168.0.97 is the IPMI machine which should send me some traps 192.168.0.14 is my ...
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3k views

How to monitor services with SNMP?

I want to monitor the status of several services via SNMP. The manpage says: proc NAME [MAX [MIN]] monitors the number of processes called NAME (as reported by "/bin/ps -e") running on ...
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203 views

Modify perfdata output of check_snmp_int.pl Nagios XI command

I'm on Nagios XI, i used the Vmware .ova to get the install done I am using the command below to retrieve the actual bandwidth that go through the interfaces of a router /usr/local/nagios/libexec/...