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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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snmpset & snmpwalk for creating vlans

Is it possible to create, delete and update the vlan via snmpset and also make some ports part of it or delete some ports which are already in an existing vlan ? using following I get the list of the ...
AAB's user avatar
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can't handle traps with snmptrap

I'm trying to execute a script when trap arrives but I can't see script executes. My snmptrapd.conf # # EXAMPLE-trap.conf: # An example configuration file for configuring the Net-SNMP snmptrapd ...
Miguel7799's user avatar
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mteTrigger snmpTrap not getting fired when NTP is down

I'm trying to generate DISMAN EVENT whenever NTP is down by extending snmp. Have written shell script to extend mib. Using NTPv4-MIB https://datatracker.ietf.org/doc/html/rfc5907. In the custom pass-...
Vijay S B's user avatar
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Adding Aruba switch to monitoring tool via SNMP protocol

I am trying to add few aruba switches to a monitoring platform observium but failing to do so. the coumminity string and the trap address are perfectly fine but it doesnot seem to work. It would be ...
biplab 's user avatar
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Free/total and when free= 10% of total color turns red

I am using Grafana and I am trying to display the values of "Free space/Total size" as actual values rather than calculations. I would like to create a value mapping so that when the free ...
Han's user avatar
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Why won't Net-SNMP report on snmpV2 MIBs?

I am trying to get Net-SNMP to give me its configured snmpEngineID even though it looks like it's in there, but I cannot access anything in the snmpV2 MIB. I have a CentOS 7 server on which I have ...
Martin's user avatar
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SNMP problems after moving to Centos 9.x

I recently updated my zabbix server from centos7 to 9 (Rocky linux). Not long after I started having problems with some of the 'liveness' checks that use snmp (specifically commands like: snmpwalk -v ...
ethrbunny's user avatar
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Nagios SNMP not alerting when check returns 0

I'm trying to setup a check for a water cooling device. If the flow rate hits 0, I want to setup an alert. Here is my config: #/etc/nagios/custom/commands.cfg ## Chillwater define command { ...
itinneed2022_1's user avatar
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725 views

SNMP scraping returned HTTP status 500 Internal Server Error on Prometheus

I installed Prometheus and SNMP exporter on Ubuntu Server, then configuring for scraping with /etc/prometheus/prometheus.yml - job_name: 'Mikrotik' static_configs: - targets: - 10.10.106.210 ...
Adelaide Underwood's user avatar
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extend snmp with static oid

I encountered the same problem as you, did you finally solve it? I want to set a specific oid to specify the execution of a shell script, but the final oid changed. the snmpd.conf is https://image....
Mag Yoki's user avatar
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How can I do a difference between values at t0 and t1 in a received data set in Grafana?

I am trying capture the interface bandwidth on a firewall using SNMPv3 and show it on Grafana, I want to do a difference in values at t0 and t1 in the table below in Grafana, for eg., for a difference ...
xis10z's user avatar
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How can I get WAN interface bandwidth accurately via SNMP on Fortinet firewall?

I am getting a sawtooth style of graph on Grafana when I am tying to monitor the ISP WAN interface of my Fortinet firewall. Can someone please guide me on getting the right graph for the WAN interface ...
xis10z's user avatar
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Does the default zabbix SNMP trueNAS template catch disk failures?

I understand this might be a very basic question, but I would like to know the answer to this question before accidentally losing all the data on the NAS due to multiple drive failures with the first ...
aphid's user avatar
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Dell iDrac SNMP information

Trying to get basic server information out of iDrac's SNMP protocol, I've run a full SNMP walk, then tried filtering. In neither of the two does it give me anymore information other than the iDrac NIC,...
jfreak53's user avatar
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SNMP DES algorithm no longer working

I just installed a server with Alma 9 and SNMPv3 is no longer working. My devices are all with `MD5` and `DES`. With Alma 8 everything works OK, but when I try to use the same command in Alma 9, it ...
Carlos Parisotto's user avatar
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Multiple SNMP managers on single PC

What I'm trying to do is use multiple instances of SNMP managers to get information out of devices (FM transmitters). In my use case one device could be disconnected which would have to wait for ...
FM-Radio's user avatar
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Why snmpget output is different when MIBS environment variable is defined?

$ export MIBS= $ snmpget -Oqv -v 2c -c public 10.xxx.yyy.zzz .1.3.6.1.4.1.3375.2.1.14.3.2.0 "ACTIVE" but $ export MIBS=F5-BIGIP-SYSTEM-MIB $ snmpget -Oqv -v 2c -c public 10.xxx.yyy.zzz .1.3....
Jdamian's user avatar
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Why does this single value SNMP OID have a bunch of sub-values?

I have a Juniper MIB in which this OID: 1.3.6.1.4.1.2636.3.1.13.1.24 corresponds to this value: 1.3.6.1.4.1.2636.3.1.13.1.2. When I run an snmpwalk of 1.3.6.1.4.1.2636.3.1.13.1.24 I get this: JUNIPER-...
Omnifarious's user avatar
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1k views

How to get SNMP on HP StoreOnce working?

I'm trying to add HPE StoreOnce 3640 Gen4 to the Nagios using SNMP v3 (other SNMP versions aren't supported in this device), and I'm stuck. It has the SW version 4.2.1-1942.21. This is not the first ...
Nikita Kipriyanov's user avatar
1 vote
1 answer
215 views

Splunk SNMP Modular Input

I just installed this app and found it simple to setup...but I most be doing something wrong. I've created Trap information on my two UPS devices and haven't had any luck bringing them into Splunk. I ...
YouSayHello's user avatar
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Monitoring processes/services Error by Zabbix over HPe Server

Would you mind sharing your experience with me? I monitor the ilo HP server with Zabbix Whenever there is a problem with the RAM or hard disk on the server, I receive a critical alarm through this OID....
sasanalem's user avatar
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96 views

Can't Access Vmware Esxi from GUI and CLI after polling from OpenNMS

I added Vmware Esxi ip in OpenNMS and configured SNMP for the same. After successful addition of node, I also added Configuration in /usr/share/opennms/etc/vmware-config.xml ( I am running OpenNMS in ...
xchan4's user avatar
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317 views

Q: Arista, can you read spanning-tree status via SNMP

Is it possible to use SNMP to read the spanning-tree status from Arista switches? Although it is possible to set up SNMP traps for spanning-tree, I did not find anything related to spanning-tree in ...
roelvanmeer's user avatar
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Cacti - Unable to find certain search query results (Search Returned no Rows.)

Posting question here since no response on cacti forums. We are using older version of cacti Version 0.8.8b for graphing and and monitoring our network. Most of features and graphs are working fine ...
rafalefighter's user avatar
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2 answers
783 views

snmp server not receives data

enter code hereI have a problem when using the snmp and the server receives data, The service is running correctly and the port is listening I do a snmpwalk -v 2c -c mycommunity 192.168.1.82 (which is ...
zapeador's user avatar
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1 answer
758 views

Configure CollectD SNMP plugin to send performance data to Azure Monitor Log Analytics

I am trying to get performance from network interfaces from network device (mikrotik, cisco routers etc.) about interface traffic via SNMP poll and send those data to Azure Monitor Log Analytics. I ...
Hrvoje Kusulja's user avatar
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200 views

Collect SNMP data from on-prem assets and send it to Azure log management

I want to collect SNMP data from my on-prem equipment and send it to Azure log management. To be more precise, I have a Linux virtual machine running in Azure that is to collect SNMP data from my on-...
guest2021's user avatar
1 vote
1 answer
635 views

Get transceiver informations through SNMP on Dell switch

From Dell PowerSwitch N4000 Series, I want to get information about transceiver through SNMP, like Wavelength, Receive Power Example: # show interfaces tengigabitethernet 1/0/5 transceiver detail ...
Isopote42's user avatar
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SNMP requests timeout on Specific OID

I´m trying to perform a SNMPBulkWalk on a Device, but it will always run into an Timeout on a the same OID. When I try a SNMPGetNext on the OID before it also runs into an timeout. Requests: ...
user435345's user avatar
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1 answer
143 views

Huawei S5600 main OIDs?

I'm working with NagiosCore to check the stats of my network's switchs (mainly S5700 (modulars and non-modulars) and S5600). Using SNMP (v2c) I'm able to get stuff defined by myself such as: ...
k.Cyborg's user avatar
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Grafana false positive SNMP down

NOTE: I also have Nagios running on another server that reports bandwidth warnings and up/down status. Not a single switch is alerting from this, only Grafana. Grafana version 1.14.1 I was receiving ...
DevOpsSauce's user avatar
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1 answer
496 views

SNMP and SQL Server, is it possible to store the alerts in sql server without using any program?

I have an old system (a legacy system) that reads SNMP messages and stores (somehow) them into a SQL server 2008 tables (or 2008r2). The system is working, however, I am clueless about how it stores ...
magallanes's user avatar
1 vote
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472 views

Zabbix 5 SNMP Discovery DELL IDRAC NIC

I have some troubles with monitoring my DELL IDRACs NIC, I'm monitoring in my Nagios (old plataform) using MIB, now I migrate to Zabbix but auto discovery from Zabbix Template doesn't get all my NICs, ...
anderson silva's user avatar
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30 views

How to write custom SNMP scripts?

I want to send data across SNMP such as VM lv paths, VM disk IO, and VM CPU & memory usage. I've been unable to find proper resources for sending the information I need. Any help is appreciated.
Collier 's user avatar
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237 views

How can I send vm info over snmp?

I have a script I'm using on Fedora 34 to gather basic info about VMs running on a machine such as CPU cores, memory, drive path & size, and disk IO. How can I send this information over snmp ...
Collier 's user avatar
-1 votes
1 answer
348 views

Snmpd stop working without any changes

I am monitoring multiple server/router with snmp. Everything was working but today I saw that 3 server was not responding anymore via SNMP. The 3 snmp daemon stoped at the same moment (Saturday 6 AM) ...
rebug's user avatar
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614 views

Php-fpm service fails to start on solus. Possibly due to snmp module

I am having some trouble to start the php-fpm service on solus OS. It appears that is is maybe related to the snmp module. Here are some info about the error : ~ $ sudo systemctl status php-fpm Mot de ...
fdubuy's user avatar
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116 views

Why I am Getting Higher than %100 Network Usage From SNMP?

I am using SNMP in Ubuntu 20.04 to get the network usage info and I am using this formula to calculate the network usage: InOctets : The difference between two poll cycles of collecting the snmp which ...
TarabydaVllasıCafcaflıAtArabsı's user avatar
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1 answer
2k views

Switching APC rack PDU via SNMP

How can I switch the outlets of an APC Rack PDU (AP7920) via SNMP (Linux SNMP command tools like snmpget/snmpset) ? I can't find anything about it. I was able to walk it via: snmpwalk -v3 -a MD5 -A ...
divB's user avatar
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1 vote
1 answer
673 views

Is there a generic SNMP OID to get CPU fan speed on a Linux system?

I am trying to get the CPU fan speed of a QNAP NAS through SNMP. Unfortunately there doesn't seem to be a QNAP-specific OID for this, based on the QNAP MIB. Is anyone aware of a generic OID for this ...
Pidy's user avatar
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1 vote
2 answers
2k views

snmpwalk: Decryption error for APC Rack PDU

I have an APC Rack PDU (AP7920) and have configured: [x] Enable SNMPv3 access Username: switch Authentication Passphrase: test Privacy Passphrase: test Authentication Protocol: (o) MD5 Privacy ...
divB's user avatar
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1 answer
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best practice for device with custom and standard mibs

We have a device which has a custom MIB. But it also includes some data from standard MIBs (notably UCD) Now I could just tell my customers to load those OID seperatly or I could (this is possible if ...
Arikael's user avatar
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1 answer
349 views

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 ...
Arikael's user avatar
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1 answer
805 views

SNMP Network traffic difference between ifInOctet and ifHCInOctet

I try to monitor some Cisco 2960x Switch devices and I know there are the SNMP OID's ifInOctets (32-bit Counter) and ifHCinOctets (64-bit Counter). Can someone explain me whats the difference between ...
sno0z3's user avatar
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1 vote
2 answers
9k views

linux snmptrapd, how to write to a custom log file, or execute a custom command

Ubuntu 18.04 and 20.04, snmptrapd, versions around 5.7.3. Trap events go into syslog. Great. How can you make the log files go to a custom location besides syslog? logoption or logOption as seen in ...
user145837's user avatar
0 votes
1 answer
195 views

Checking Hard Disks working on Dell ESXi server using SNMP from Linux

I want to use SNMP, preferably over an SSH tunnel, to check whether the disks in my array are still working. There's 8 hard drives running behind a PERC controller on a Dell 730xd running ESXi v6. I'm ...
James's user avatar
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1 answer
343 views

I have a centos server and I am trying to monitor memory via snmp but didnot got the actual result

I have a centos server and I am trying to monitor memory but didnot got the actual result. I have used Snmpwalk and used the oid of the used memory but it is returning me the value that is not matched ...
ishwor's user avatar
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2 votes
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248 views

Dell SNMP enterprise MIB returns no data - PowerEdge R720xd

I have a Ubuntu Dell server that returns no SNMP Data for MIB SNMPv2-SMI::enterprises. Has anyone have any idea on how to troubleshoot this? I've spent quite a time and yet haven't fixed. I've ...
user630702's user avatar
1 vote
0 answers
186 views

How can I get the current network in/out values of any NIC of a VMware ESXi host server?

I am aware that IF-MIB provides input and output values for any NIC of a target device via SNMP. Recently a sysadmin compared the values of a specific NIC of an ESXi host server in our VCenter with ...
Johannes B. Latzel's user avatar
3 votes
2 answers
13k views

SNMP: hrSystemUptime.0: Unknown Object Identifier (Sub-id not found: (top) -> hrSystemUptime)

I get the error in the title when I issue the following command. $ snmpget -v3 -u edgeos-snmpd-user -l authPriv -a SHA -x AES -A authPhrase -X privPhrase 192.168.x.x hrSystemUptime.0 hrSystemUptime....
Stephen Rasku's user avatar

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