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

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Querying counters and interface name from cisco router is getting wrong results

using cisco switches, I am trying to connect the output from ifHCInOctets to the names of the interfaces via ifName and comparing it to show interfaces counter. I use the last number behind the ...
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Are SNMP MIB's and OID's platform independent?

For example, OID for CPU load for 1 minute is .1.3.6.1.4.1.2021.10.1.3.1 in Linux and Cisco router. But I'm not sure if it is just a coincidence or it is secured over various network devices. I haven'...
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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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In snmptrapd is it possible to forward and execute a script for each trap?

I want to both handle the trap with a script and forward the trap to a third party system is this possible with snmptrapd?
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13 views

Jboss AS 7.2.0 Final : Enable SNMP ( standalone )

I have a JBoss AS 7.2.0 Final running in standalone mode. So, following some guides that I've found on internet, there changes were made at my ../jboss-as-7.2.0.Final/bin/standalone.conf JAVA_OPTS="$...
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46 views

How to process SNMP traps with Sensu?

We are evaluating monitoring systems with Sensu being one of the candidates. One requirement we have is processing of the SNMP traps. My searches come up with Sensu-extensions only, but the ...
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43 views

Bytes read / written SNMP value differs from iostat

I am trying to monitor my server over SNMP and UCD-DISKIO-MIB::diskIONRead.1 gives me 1344574464 while iostat reports 9701669 kB_read. Why the discrepancy? I don't have to mention that I am monitoring ...
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13 views

#Zabbix, extract all values from a file

I have several files located on a host, that i would like to graph and trigger them I played around with the parameter. It seems to read the content of the file. but I fail to capture the separate ...
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14 views

Walking an SNMP tree: any way to include additional information?

I'm exploring an embedded device that has a custom MIB. The MIB has nicely-written DESCRIPTION properties for each OID. Unfortunately, snmpwalk seems to ignore the DESCRIPTION properties. Looking ...
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41 views

Power generator monitoring using snmp

I have power generator connected to the network via Nport serial device server (working in real COM mode) since it doesn't offer standard ethernet connection. I'm able to get to generator parameters ...
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40 views

How to get all SNMP items using zabbix?

Scenario: OS: CentOS 7.2 Zabbix version: 3.0 Trying to monitor some switches using SNMP protocol I'm able to monitor them without any problem, all items are working and everything is fine but ...
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45 views

icinga NRPE vs. SNMP

Is there a list of the pro/s and con/s of NRPE vs. SNMP when using icinga? I have no idea what's the best way to handle the returned data of plugins back to my icinga monitoring machine. Usage of ...
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SNMP/PJL - used area printed on a page

How can find the effective area printed on a page direct from printer device? I can't access the file stream to do direct on it.
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1answer
30 views

Is there any OIDs standard for NAS in MIB tree?

I'm looking for OIDs for NAS in MIB tree. Is there any standard for that?
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50 views

How calculate printer average-toner-coverage used per page using SNMP

I want to know the rage toner used per page, for example: for one page print was used x toner for other page print was uses 2X toner I suppose are some SNMP mibs/oids to do this; some idea ?
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47 views

Why is the wrong MIB being used during snmpwalk?

Running snmp walk for the following OID 1.3.6.1.2.1.43.11.1.1.9, which belongs to PRINTER-MIB under prtMarkerSuppliesLevel, is returning SNMPv2-SMI values. I imagine they are correct, but why is the ...
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21 views

How to implement snmptrap with custom OID

Is there any way to implement SNMP trap with a custom OID by using snmpd and net-snmp?
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10 views

SNMP set and SNMP trap by using snmp_passpersist

I use snmp_passpersist to implement snmpget. Can it be used to implement snmpset and snmptrap as well?
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147 views

Customize OID of snmp in linux

Iwant to add an custom OID to MIB tree structure. I add the line as below to file /etc/snmp/snmpd.conf extend test1 /bin/echo Hello, world! but I don't know how to specifiy the exact OID ...
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22 views

ipSystemStatsOutDiscards increments, but not the interface specific counters?

Here's an odd one. I noticed that one of my nameservers was complaining about some outbound congestion, and that it seemed to correlate incrementing interface discards on my outbound path. Open and ...
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9 views

Change MAX-ACCESS value in IP-MIB

I am trying to query IPv4 of agent through SNMP. I see that IP-MIB contains object ipAddressEntry, which as a second value has ipAddressAddr which is exactly what I need. ( http://www.net-snmp.org/...
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22 views

analyze Cisco ASA high cfwConnectionStatCount value

SNMP monitoring of our Cisco ASAs includes the CISCO-FIREWALL-MIB::cfwConnectionStatCount.protoIp.currentInUse value (OID .1.3.6.1.4.1.9.9.147.1.2.2.2.1.5.40.6), described as "number of connections ...
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513 views

Monitor DELL hardware on VMware ESXi 5.5 server

Despite researching this topic quite a bit online (to be fair I'm not a full time sysadmin) I'm unable to figure this out. We have a bunch of VMWare ESXi 5.5 servers, some of which are integrated ...
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45 views

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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153 views

Zabbix drops in SNMP from Cisco SG200 switch

I'm using Zabbix 3.0 to monitor our main switch in which the port from the firewall as well as other ports show what appear to be drops of either sending or receiving. One would conclude that if this ...
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40 views

Cisco UCS SNMP configuration 'scope fault' for sending test messages to trap

I'm attempting to configure and test SNMP and have figured out the GUI portion with adding SNMP traps and users. My question is which mode do I need to connect to or scope to so that I can 'scope ...
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49 views

How to use SNMP to get port state of all VLAN in Cisco switch

I am working on using SNMP to get the state of the port of a spanning tree. I used OID .1.3.6.1.2.1.17.2.15.1.3 and it returned the state of the port. e.g. C:\Users\imuntol>snmpwalk -v 2c -c test 192....
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41 views

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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39 views

UC Davis (1.3.6.1.4.1.2021) MIBS not working with SNMPv3

I made a SNMPv3 setup in order to test how it can be integrated with some third party scripts. I need to use some of the MIBS from 1.3.6.1.4.1.2021 in order to do this but couldn't manage to ...
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18 views

SNMP monitoring of Intel ANS teaming adapter

I'm having two Intel NIC adapters configured for SFT/switch fault tolerance and installed the corresponding SNMP agent of the driver for Windows 7 Embedded. The teaming function are working but I ...
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43 views

Add a client to SNMP server and listen traps from that client

SERVER : 10.21.8.109 CLIENT : 10.21.10.10 I have installed net-snmp-utils on both machines and confirmed that snmpget, snmpwalk etc works on both. snmpget executed on SERVER to check if ...
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SNMP:- How to get all possible textual values

I am using a snmpget command to query a Supermicro PSU i.e snmpget -On -c 'public' -v2c localhost 1.3.6.1.4.1.10876.2.1.1.1.1.2.73 .1.3.6.1.4.1.10876.2.1.1.1.1.2.73 = STRING: "PS1 Status" snmpget -...
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45 views

SNMP OID mappings

I am trying to get ifDescr and ifHCInOctets OID from my pfsense firewall. When I issue a Get from snmpwalk: snmpwalk -v 2c -c xxxxx 10.1.0.41 .1.3.6.1.2.1.2.2.1.2 I receive the following output: ...
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170 views

How does SNMP get CPU usage on Linux?

Does a SNMP call to get CPU usage for a Linux box eventually just read the /proc/stat file?
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117 views

How can I monitor pppoe session counts per subinterface on cisco router via snmp?

My BRAS router is a Cisco ASR 1004 and I am already using the command "show pppoe summary per subinterface" to monitor the online session counts. I am already using the oid "1.3.6.1.4.1.9.9.194.1.1....
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FreeBSD snmpd on a single interface [duplicate]

I have a FreeBSD host with multiple IP interfaces. I would like to have snmpd listen on a single private IP interface, but I am getting the following error when trying to start the service. Error ...
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17 views

SNMP MIB for geographical location

I am writing an SNMP agent and would like to incorporate the node's identifier and/or geographical location into the data. I was wondering if there are standard MIB's for these or even a commonly used ...
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74 views

SNMPD - Add custom OID not working

I've got an application which keeps an error counter in a table in MySQL. I want to be able to put this information into Cacti for long term graphing, so I'm learning about SNMP now. I want to write ...
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140 views

Enable SNMP XenServer 6.5

I want to enable snmp on my servers running xenserver 6.5. I've found a few articles with instructions to do so and the whole process seems pretty straight forward but my question is this - is there ...
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67 views

Real time Rssi from Clients from a Cisco WLC

I have a Cisco WLC and different LWAPPs. What I am looking for is a way to be able to get in the WLC the rssi of all connected clients. For the moment I am able to access through SNMP to the ...
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How do I change the community string of an snmp device? [closed]

I have many snmp devices that has their community string set to "public". Is there a way to change the community string of an snmp device?
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412 views

How to receive SNMP Traps through Centreon

I want to receive some test traps on Centreon. I configured Centreon and I sent some test traps, but the passive services don't react. I’m using Nagios 4.1.1 and Centreon 2.4.5 within Nagios FAN 2.1. ...
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31 views

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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48 views

SNMP table for physical interfaces Cisco routers

For monitoring purposes, we are querying via SNMP the ifTable of our Cisco Catalyst routers. But virtual interfaces, like vlans are also returned, this list can become quite long, but even more, it ...
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201 views

Calculate Sum of Zabbix items

I want to monitor a switch (48 ports). With SNMP and LDD, i can have the bandwidth of each port, but i want to have the sum of all items (something like ifOutOctets(*)) Is is possible ? How ?
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269 views

VMware ESXi 6 not reporting CPU usage correctly over SNMP

I'm trying to monitor CPU usage of VMware host over SNMP, and I'm not getting the result I expect. I'm requesting this resource with snmpwalk: HOST-RESOURCES-MIB::hrProcessorLoad AKA hrProcessorTable. ...
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38 views

How does SNMP manager gets MIB from devices

I have been studying SNMP for a while. I understood SNMP manager can query a particular OID within the managed device's MIB. In order to do that the SNMP manager must know the MIB of the managed ...
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161 views

SNMP commands for IBM server

I’m trying to get some data from an IBM server, for example the temperature using the OID .1.3.6.1.4.1.2.3.51.3.1.1.2.1.1 If I run the command: snmpget -O n -v 2c -c public IP .1.3.6.1.4.1.2.3.51.3....
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Are there any known OIDs to get upload and downloaded data of connected hosts to a cable modem through SNMP?

We are working with SNMP and required to extract monitoring information from different cable modems through SNMP. We have been able to extract QoS parameters at CPE level and are looking to get ...
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SNMP - filter results of a walk, based on the incoming interface

I want to be able to dynamically filter the result of an SNMP walk, via an intermediate agent (a process) based on the interface(IP) where the request came from. I.e., my scenario is like this, say ...