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

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Beginners Guide to SNMP? [closed]

I have been searching for days on a beginners guide or tutorial on understanding and using SNMP. I am looking for a guide that starts from the very basics of explaining what an OID and MIB's are to ...
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538 views

Windows SNMP hrSystemDate - how to get the timezone?

I'm trying to debug some monitoring code that uses SNMP, and have come across an issue. If I run snmpwalk -v 1 -c $COMMUNITY $SERVER hrSystemDate.0 on a Windows 2003/2008/2008R2 machine, I get an ...
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458 views

Citrix query over snmp for a virtual printer that does not support snmp

I need a suggestion on how to make this to work. We have a print server which has some "pcl to pdf" converter application that listens on port 9001, collects PCL jobs and creates PDF from PCL. The ...
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218 views

Windows Server 2008 Standard, firewall disabled by Group Policy but ports are still filtered

Hihi, So vanilla install of WS2008R2S, disabled FW with GP and trying grab SNMP with another host on the same subnet. The output of both if/ipconfig's and nmap -p 161 is below. Both machines running ...
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202 views

Writing a MIB, snmpwalk query

I have a problem with an snmpwalk query returning snmp variables in a non-uniform way: .1.3.6.1.2.1.10.127.1.3.3.1.2.215 -> Hex-STRING: 24 37 4C 0C 65 0E .1.3.6.1.2.1.10.127.1.3.3.1.2.216 -> ...
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468 views

snmp variable type. how does snmpwalk detect it?

I'm doing an "snmpwalk" to a remote device. In response I get something like this: .1.3.6.1.2.1.10.127.1.3.3.1.2.215 -> Hex-STRING: 24 37 4C 0C 65 0E .1.3.6.1.2.1.10.127.1.3.3.1.2.216 -> ...
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Nagios monitoring for ReadyNAS: snmp data not appearing

I've put in all the Nagios settings to monitor this but my commands are timing out: ./check_snmp -H 10.100.0.20 -o READYNAS-MIB::volumeStatus.1 -C public -P 2c I noticed that I don't have the MIB ...
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2answers
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Monitoring IPSEC traffic on Cisco ASA

I have cacti monitoring a bunch of things on my Cisco ASA 5505s, but nothing to indicate the level of traffic flowing through VPN tunnels on them. Is this data available through SNMP on the ASA, and ...
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Monitoring SNMP w/ Nagios: Works with value not name

I am setting up a test nagios box to learn a bit more about it at the request of my boss. I installed Nagios 3.3.1 on an Ubuntu server 11.10 running in a VirtualBox. I also have connected to this ...
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1answer
287 views

NET-SNMP Proxy on Table Instance

I asked this on NET-SNMP mailing list: https://sourceforge.net/mailarchive/message.php?msg_id=28692398 But unfortunatelly I haven't got any answer up to now. I need to forward SNMP requests (not ...
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216 views

Liebert MPH SNMP Poweroff

Super specific question, but here it goes. We have several Liebert MPH rack PDU units with the necessary Liebert 'RPC' cards intalled to allow for SNMP polling. Does anyone have experience with ...
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snmptrapd traphandle to php script

I have to receive snmptraps in php script, so what i've done is: snmptrapd.conf traphandle 1.3.6.1.4.1.3.1.1 /usr/home/user/trap/l.php l.php #!/usr/local/bin/php <?php $flow = ...
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1answer
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SNMPWALK extract UCD-SNMP-MIBs

I am trying to use snmpwalk to get the MIB list and I couldn't get anything related to CPU, Load, Memory. On further digging in I found that the UCD-SNMP-MIBs are the one which will return the ...
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4answers
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Checking for read only file systems remotely

I need to remotely periodically check if a Linux file system is mounted read only on lots of servers. The only tools at my disposal in this instance are the usual CLI scripting languages ...
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148 views

PA Server Monitor: SNMP Monitor can't run

We are using PA Server Monitor and one of the machines (Linux) can't be monitored. SNMP Monitor Failed to query iso.org.dod.internet.mgmt.mib-2.system.sysUpTime .... Failed to query ...
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1answer
491 views

SNMP MIB file resource

My company(ISP) has 50+ switch models in our network, we manage them via SNMP from our web based intranet, for some Huawei switches we can't figure out the OID's we need (we usualy figure the OID we ...
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4answers
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Monitoring memory usage on Linux system

We use WhatsUp Gold to monitor all of our web servers. On our Linux servers (and much to the same degree, our FreeBSD servers) I'm having a little bit of an issue with the memory monitors. We're using ...
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3answers
767 views

Unable to start SNMP in RHEL5 64-bit

I have installed net-snmp, net-snmp-utils and net-snmp-devel in my 64-bit Centos5 using yum. The following are the packages I've installed: net-snmp-devel-5.3.2.2-14.el5_7.1 ...
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1answer
686 views

Get access-list via SNMP

Is it possible to get the access-list of a Cisco Router via SNMP? I have been searching for that but until now i have not found anything.
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242 views

strange snmp response

I'm new to SNMP. Installed an SNMP server (net-snmp 5.4.3 on Debian), and I`m trying to go through this tutorial : ...
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785 views

ifDescr but no ifInOctets

Cacti 0.8.7i | cisco WS-C2924-XL | Traffic monitoring [root@centos cacti]# snmpwalk -v 1 -c public <cisco_switch_IP> IF-MIB::ifDescr IF-MIB::ifDescr.1 = STRING: VLAN1 IF-MIB::ifDescr.2 = ...
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2answers
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cisco: get mac address from cdp neighbors

I need to find out the MAC addresses and ports of devices connected directly to a Cisco switch, preferably via SNMP. the best way i found is with CDP neighbors, but i don't find the MAC addresses, ...
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How to monitor a network device which is on it's own local network attached to a publicly reachable machine

I would like to monitor a network device (a disarray) which is attached to a server with its own local network (10.0.0.x). The server is reachable from another private space (172.16.x.x). I can do ...
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Solution for snmptrap required

This is the command which I have written: c:/usr/bin> snmptrap -v 3 -l authPriv -u sam -a MD5 -A mysecretpass -x Des _x mypassphrase localhost .1.3.6.1.2.1.1.1.0 3 0" getting error as: 0: ...
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Zabbix - send a trap to a SNMP server

How to generate a SNMP trap per event (custom media type script?) to a SNMP server/another monitoring tool ? If so, how to pass the community + OID as arguments to the media type script? By default, ...
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321 views

Q-BRIDGE-MIB representation of ports on Dell PowerConnect 6248

I have a Dell PowerEdge 6248 with a 2x10Gb uplink module. I'm trying to make sense of the representation of the ports from the following snmp output: Q-BRIDGE-MIB::dot1qVlanStaticUntaggedPorts.4081 = ...
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1answer
297 views

Is it possible to monitor NTP through SNMP in Linux

Is it possible to monitor the NTP drift value ( I mean measuring the time difference between the NTP server and the server that I am trying to monitor) using SNMP.
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Test SNMP traps on SolarWinds by sending trap from a CentOS box

How can I generate a test trap with a CentOS box to send to a remote monitoring box?
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Filesystem space available using SNMP

I'd like to collect filesystem space information using SNMP on Solaris 10 and Ubuntu 11.10. The problem is that SNMP doesn't seem to have an attribute that corresponds to the "Available" column in df. ...
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SNMP Access on Ubuntu

I am trying to use SNMP to monitor a machine locally on its self and remotely. This is the snmpd.conf (Ubuntu 8.04.1): # sec.name source comunity com2sec readonly 1.2.3.4 ...
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Nagios plug-in check_snmp receives NO SNMP data from a CISCO Router

I have tried setting up Nagios on Ubuntu 10.10, successfully installed and can login to web interface, I am however stuck on configuring snmp or I am doing something wrong here, i have followed ...
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1answer
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Monitoring OSPF links with SNMP

I am looking for a way to monitor OSPF links using SNMP. I have attempted to try to poll the Neighbor State of a specific peer, looking for a value of Full, and going into alarm once the value is no ...
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1answer
118 views

Castlerock SNMPc Server constantly shutting down

Is anyone here familiar with SNMPc by Castlerock. I am having an issue where the server keeps failing. I can restart it, but it shuts down again within 30 seconds of reboot. Unfortunately, we have ...
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Debian Testing - SNMPD Configuration for Zenoss

Linux server1.xen.prgmr.com 3.0.0-1-686-pae #1 SMP Sat Aug 27 16:41:03 UTC 2011 i686 GNU/Linux snmpd 5.4.3~dfsg-2.3 zenoss-stack 3.2.1-0 I have installed Debian Testing, Zenoss and smpd on the same ...
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SNMP OID for CPU and Mem usage

does anybody know the OIDs for CPU and Mem usage for this machine: ReliantUNIX-N release:5.45 version:A3001 machine:RM400 The Standard OIDs didn't work it wasn't possible to figure out with snmpwalk ...
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289 views

MIB2 SNMP OID to get physical CPU socket count?

I am trying to set up a monitoring system and I'm noticing that MIB-2 seems to only report the virtual CPU count (all cores+hyperthreading). I need to get the physical socket CPU count. Is there any ...
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Remote monitoring of windows box, and send an email if it goes down

All, I need to monitor a windows box remotely, and if it goes down, I need to receive an email. The catch is that the box needs to reboot nightly, and sometimes during the day as well. So a short ...
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442 views

Munin does not connect to SNMP service on Windows 2008r2

I'm using this tutorial to configure SNMP on my Windows server and Munin on my Linux server: http://munin-monitoring.org/wiki/Using_SNMP_plugins. SNMP on the Windows server works fine, I have checked ...
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1answer
263 views

SNMP RW on Linux servers

OK, I've been reading about SNMP misconfiguration security issues and it seems like hackers can actually own a router if they discover its SNMP RW community string via tools like snmpblow and ...
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Monitor ethernet traffic of windows host using check_snmp with nagios

I currently have nagios ver. 3.3.1 running on CentOS 5.6. All of my windows hosts are being monitored using check_nt with nsclient++ and it is working perfectly. What I would like to do is monitor ...
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Total CPU Utilization of a Server

How to find total CPU utilization of a server using SNMP ? I am trying to find the CPU utilization % of one server having 64 CPU's ? Thanks.
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What is the OID address for getting the CPU loading & physical RAM usage in WinXPsp3 & WinServer2003r2sp2 via SNMP?

I am trying to use snmp to get the usage of CPU & physical RAM from remote PC (WinXPsp3 & WinServer2003r2sp2), after google many hours I did not find any exactly OID address for them. I have ...
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Poll custom oid in opennms

I am trying to poll custom oid i.e. 1.3.6.1.4.1.2021.8.1.100.2.x using opennms. I will get transaction per second from these counters. I want to create graph out of this. I tried many documents from ...
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download cisco configuration with snmpget

I currently have troubles using snmpset to get the cisco configuration from a monitoring server. Here is what I tip: snmpset -v2c -cvtmYdXVHfo9v38oAbtACikvV calcium \ ...
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1answer
243 views

ISP has asked for snmp polling to our firewall - what is the risk?

We have had some issues with accessing certain things through the ISP used by one of our branch offices. They have asked us to allow them SNMP polling access to our Cisco ASA 5505 in order to check ...
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Errors to do with modules when using net-snmp utils

I was using the net-snmp packages that come with my linux distro (version 5.3.2.2), but wanted to do some work with the latest version of net-snmp (5.7), so tried compiling and installing the new ...
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303 views

Network bytes not being registered, but packets are

I have a recently migrated virtual machine (from VMware to KVM) that refuses to internally acknowledge that it is serving and receiving network traffic. The Networking tab on Task Manager AND ...
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1answer
410 views

Avaya IP Office - “Invalid community specified in SNMP request”

I have an Avaya IP office which is configured to send errors by email. It is normally quiet, however it sometimes decides to send a stack of emails containing: Invalid community specified in SNMP ...
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1answer
915 views

SNMPGet over IPv6

So I am trying to do an snmpget via ipv6. Here are a few commands I've tried: snmpget -v 1 -c public 'fdab:3bce:6c78:1:215:5dff:fe00:3914' sysUpTime.0 snmpget -v 1 -c public ...
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Where are SNMP MIBS evaluated? Can I make my own?

You can monitor lots of different data points about a Linux system using SNMP, if you pick the correct MIB numbers (e.g. like .1.3.6.1.4.1.2021.9.1.2.1 on http://www.debianhelp.co.uk/linuxoids.htm). ...