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

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Filter Zenoss Alerting Rules for certain Data Source only (or certain Data sources active only at a given time)

We're working to monitor a couple of services with Zenoss over SNMP and have implemented the SNMP part. We have configured data sources (to various OIDs) and thresholds for these values and hosts to ...
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4k views

SNMPD starts without errors but is not listening on any port?

HP ProLiant DL360 G7 running CentOS6 5.7 with Net-SNMP 5.3.2.2-14. I have 7 of these servers in a remote site all running mixture of CentOS 5.7 and RHEL 5.7 with same Net-SNMP installed from RPM. On ...
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2k views

How to monitor a UDP multicast stream on a cisco network, hopefully with SNMP

We have a LAN with 2x Cisco 4500's as gateways running HSRP. We're using Exterity HD IP Encoders to take HD video and put it onto the network as a multicast UDP stream (playable in VLC). I have a ...
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554 views

SNMP Trap and Alarm Severity

I have an issue over SNMP trap. I am using Cisco's private MIB. There I can use separate OID for alarm severity and it holds the values as follows. MajorLow = 0 MinorLow = 1 Nominal = 2 MinorHigh = ...
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2k views

Monitor Size of the CAM Table on a Cisco Switch

We noticed some stray packets from our switch going out ports they should not have. After clearing the cam table with clear mac address-table the problem seems to have gone away. Our best theory at ...
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1k views

Monitor Disk via SNMP polling

I'm using SNMP (polling not traps) to monitor a Snap Server with MIB-II (RFC 1213). Since there is no specialized MIB for this device I am stuck via standard MIB-II. My main goal is to poll the disks ...
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283 views

Monitoring memory (sharedm buffered, cached) for Xserve

I am trying to monitor detailed memory useage over time for MacOSX /Xserver. NetSNMP version 5.4.2.1 on MacOS 10.6 does not report the following mibs oid=".1.3.6.1.4.1.2021.4.11" ...
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456 views

How to listen for SNMP Traps from SNMP enabled network devices?

I just began working for my school's networking department, and I was assigned a project to develop a program to listen for traps from SNMP network devices. The device I am testing with an Access ...
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749 views

How to monitor dynamic network interfaces with MRTG? (*nix)

Every time I restart my OpenVPN tunnel it increments interface's number and breaks MRTG graph for the interface. IF-MIB::ifName.76 = STRING: tun_w after restart: IF-MIB::ifName.77 = STRING: tun_w ...
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161 views

SNMP agent collecting information [closed]

I understand SNMP agent on a server collects information such as CPU, Memory, Network, IO stat ... information. How to I know what exactly information being collecting on a linux server by SNMP ...
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106 views

Cisco Routers charateristics

I use program called PRTG for monitoring Cisco routers. On each Cisco device I made an SNMP setup: snmp-server community public. So it means that NMS which will make an SNMP request to this device ...
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2k views

Gaps in Windows graphs in Cacti

Why would I'd be getting gaps like this in graphs coming from Windows hosts? This problem seems to happen quite regularly on graphs coming from Windows hosts. The graph template for the graph above ...
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centos 6 oid information for net-snmp

I am trying to set up nagios core 3 to monitor linux servers using net-snmp, having trouble to find the correct oids for snmp. mibDepot.com seems to be a good site, but I tried most of them, not ...
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2answers
2k views

Howto prevent snmpd cache results from extend script

On my freebsd box i have snmpd daemon from net-snmp-5.5_4 packet. In snmpd.conf file i have: extend .1.3.6.1.4.1.2021.2 inpt /usr/bin/perl /usr/local/etc/snmp/mpdinput.pl where mpdinput.pl my ...
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216 views

IBM Rackswitch G8000 SNMP Temperature OID

Google hasn't been my friend today. Does anyone know the OID for temperature statistics on Rackswitch G8000's?
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4k views

How to disable version 1 and version 2c in snmpd?

Because I just use snmp v3 and want to disable version 1 and version 2c in snmpd. How can I do this?
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2k views

SNMP get interface number

Does someone know how to get a interface number for SNMP for nic cards? And how or with what, a SNMP walk? I have some cards which have the same OID in SNMP but change the port randomly. I was ...
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434 views

Will the OID for a custom extend SNMP call be the same on multiple boxes?

CentOS 5.7 | SNMPD This question is a little messy so I apologize in advance for any confusion. I'm using the extend command in /etc/snmp/snmpd.conf to run a script. I later used the snmpwalk ...
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60 views

WUG not importing Windows 2008 SP2 SNMP data

We are trying to add a device (2008 SP2) to WUG v14.1. The server has the SNMP information setup correctly, the SNMP service is running, and the firewall is disabled. Adding the server to WUG works ...
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1answer
846 views

Does snmpd support SNMP monitoring of SendMail queues?

CentOS 5.7 | SendMail 8.14.x I've got a CentOS box running snmpd and I'd like to monitor sendmail queues. Is this natively supported by snmpd or will I need to do something special to monitor it?
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719 views

SNMP proxy agent? forward snmp requests

We have a nagios server and I would add snmp requests for our Linksys/Cisco RVS4000s. They are connected via ipsec tunnels. Problem is that the RVS4000's do not seem to support SNMP over the WAN ...
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473 views

CISCO SNMP map port identifier to physical port

Given the identifier (the id from fcsPortPhyPortNum) and/or WWN of a FC switch port, how can I determine the physical location of the port on the switch (i.e., module 2/port 5 or fc2/5) via SNMP?
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CISCO SNMP fcIfFLoginTable oid result

Looking at an SNMP walk over 1.3.6.1.4.1.9.9.289.1.1.5.1.3 (enterprise.cisco.ciscoMgmt.ciscoFcFeMIB.ciscoFcFeObjects.cffFcFeConfig.fcIfFLoginTable.fcIfFLoginEntry.fcIfNxPortNodeName) on a CISCO FC ...
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146 views

I have a mib file how can I see the oid for a specific “object”?

I have seen some related questions here but they don't seem to answer my doubt. I have several MIB files I'm reading them using a text editor (know any good free mib reader?) I see the descriptions ...
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352 views

SNMP Security Error

Getting security error regarding snmp, from Security Metrics. Running Centos 5.7 64bit. + Cpanel (snmp not compiled in easyapache) 2.6.18-274.17.1.el5 Risk: 10 Description: SNMP is enabled and may ...
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1k views

No Response message from any snmpget or snmpwalk

I have installed net-snmp on my Windows XP and I have configured the SNMP service on my router and my machine, but when I try to make an snmpwalk or an snmpget, I receive always a message No response ...
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336 views

Cisco SNMPv3 Authfail - Can it log username?

I'm wondering if it's possible to receive the username that failed a login attempt with snmp logging on a Cisco ML card. Can SNMPv3 do this, and if so, what would be the command to enable it? ...
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2k views

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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676 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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534 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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230 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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215 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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653 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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300 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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1answer
237 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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2k views

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
1k views

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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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
579 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
876 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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786 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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268 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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852 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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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 ...