SNMP (Simple Network Management Protocol) is an Internet-standard protocol for monitoring and configuring devices on IP networks.
14
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5answers
4k views
Looking for a good SNMP Browser to run under Windows [closed]
I used to use Getif for poking around inside SNMP results from servers and devices. However it no longer works with Windows 7 and 64-bit.
I am looking for hopefully an open source bit of software ...
12
votes
1answer
439 views
Is anyone using an SNMP and/or WMI poller to push custom metrics to Amazon CloudWatch, and if so how?
Amazon CloudWatch has a decent console, and an alarm system which uses Amazon SNS for notifications.
Originally it only gave you AWS metrics, e.g. EC2 instance CPU utilization.
Recently they added ...
10
votes
5answers
9k views
How do I passively monitor the Windows Event Log?
How can I monitor the Windows Event Log remotely such that I will be informed automatically when certain events occur?
There are plenty of active monitoring solutions, but they require human ...
10
votes
1answer
707 views
SNMP Deprecated in Windows Server 2012
According to Technet's Features Removed or Deprecated in Windows Server 2012, SNMP is being depreciated:
SNMP is deprecated. Instead, use the Common Information Model (CIM),
which is supported ...
9
votes
5answers
4k views
Solution to route/proxy SNMP Traps (or Netflow, generic UDP, etc) for network monitoring?
I'm implementing a network monitoring solution for a very large network (approximately 5000 network devices). We'd like to have all devices on our network send SNMP traps to a single box (technically ...
8
votes
4answers
9k views
Monitor a Windows Server using SNMP
How hard can this be? I want to get the current CPU performance from a remote Win 2k3 machine. I need to use SNMP because the machine is behind a firewall.
Assumptions:
I understand networking/can ...
7
votes
3answers
504 views
SNMP - So I have a MIB. Now What?
I can't seem to get my head wrapped around the purpose of a MIB. I have a collection of ~20 MIB files that were supplied to me by the vendor, but what do I do with them?
I also have a few OID's that ...
7
votes
6answers
329 views
Computer controlled winch
It was a long time coming but I've just had AC installed in my server room. I've also purchased a MiniGoose II from ITWatchDogs which I can't say enough about. So I'm covered by cooling, and I'll be ...
7
votes
5answers
650 views
What can SNMP be useful for in a small network?
I have been administering servers and clients in small business offices, and have never used SNMP. But I have read about it and it looks interesting. As what I understand, it is mostly useful if you ...
7
votes
3answers
3k views
Is there a way to share S.M.A.R.T. data over SNMP?
Is there a way to share S.M.A.R.T. data over SNMP? I'd like to be able to make cacti graphs of it and hook it up to Nagios.
What I want to do is be able to get some statistics on my harddisks ...
6
votes
1answer
1k views
snmptt not translating traps, even with translate_log_trap_oid=1
I am having some trouble configuring snmptt to properly translate snmp traps.
The following is a problem:
/etc/snmp/snmptt.conf reflects:
EVENT fgFmTrapIfChange .1.3.6.1.4.1.12356.101.6.0.1004 ...
6
votes
3answers
335 views
How do I collect SNMP readings from intermittently-connected sites?
I am collecting SNMP data on-site for a number of systems, currently using Cacti. These systems are spread on a number of sites that aren't always connected to internet, but I also need to centralize ...
5
votes
8answers
1k views
Is there a good way to programmatically configure VLANs on a managed switch?
My situation is that my company makes a product that (currently) requires the user to set up a dozen or so VLANs on a managed switch that is dedicated to the exclusive use with our product.
...
5
votes
1answer
149 views
SNMP bytes received disagrees with ifconfig
SNMP ifInOctets = 2145342796 - about 2GB.
ifconfig: RX bytes:174302710687 (174.3 GB)
Interestingly, the sent bytes agree almost perfectly:
ifOutOctets: 1002415050 - about 1GB
ifconfig: TX ...
5
votes
2answers
3k views
SNMPD not binding correctly
OS: Debian 5.0.3
SNMPD Version: 5.4.1
I have the following two lines in my snmpd.conf file:
interface eth0agentaddress udp:161
I'm getting the following errors in my syslog:
Oct 5 18:04:44 ...
5
votes
1answer
192 views
How can I get FreeNAS and pfSense to report more using SNMP?
I have two servers which run variants of FreeBSD: One is a pfSense router and one is a FreeNAS 8 server. Both these servers run SNMP, and I am collecting and graphing their information using a third ...
5
votes
2answers
559 views
SNMP - Value of CPU processor load not reflecting reality
Trying to plot CPU load on my server, with the following hardware: ProLiant DL360p Gen8 (same behavior on ProLiant DL360 G7).
The machine is running VMWare ESXi5.1
To create a CPU spike I run dd ...
5
votes
1answer
866 views
How do I poll the ARP table with an SNMP OID?
When you need to poll the ARP table of a device, conventional wisdom is to use ipNetToMediaPhysAddress or atPhysAddress; however, both of these OIDs are deprecated according to Cisco's documentation.
...
5
votes
1answer
250 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 ...
5
votes
2answers
436 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 ...
5
votes
1answer
642 views
Tracking Avaya call volume via SNMP?
Our company uses an Avaya IPOffice system. We're relatively light on our call volume, but I'd really like to know where our peaks and valleys are. Is it possible to track call usage on the Avaya ...
4
votes
2answers
240 views
Which SNMP variables to diagnose/characterise wifi congestion?
I'm preparing for a load test of a classroom wifi system. The pupils all turn on their laptops at the start of the lesson, which launches the web browser and then they start the lesson - which ...
4
votes
2answers
227 views
Snmpd update interface counters slowly or something like this
I update one my freebsd box to 9-stable (totally new installation) and install net-snmp for monitoring.
uname -r
9.1-PRERELEASE
pkg_info net-snmp-5.7.1_7
Information for net-snmp-5.7.1_7:
...
4
votes
1answer
45 views
Mass SNMP updates?
Is there an easy way to update over 1000 Windows hosts with an additional permitted manager? I have tools to remotely run scripts on hosts, but it is a little bit difficult to filter out specific ...
4
votes
1answer
1k views
Linux ifIndex persistence for SNMP
We are using OpManager to montior interface devices on remote linux boxes. These boxes have VLANs that we use to collect information about the networks that are being trunked to the boxes. For ...
4
votes
1answer
279 views
Stack Switch Failure Check using Nagios
We have a Cisco 2960S series switch which is a stacked switch with multiple physical switches managed as a single unit. A single management IP is assigned to the entire stacked switch.
Therefore, if ...
4
votes
2answers
393 views
Collecting and centralizing information from many servers, sort of like Puppet's facter
We manage hundreds of RedHat Enterprise Linux servers happily with Puppet. One of the cool side effects is that we can go to /var/lib/puppet/yaml/facts and look at the output of the "facter" utility ...
4
votes
2answers
1k views
Minimal OpenManage Linux Installation for SNMP Raid Monitoring?
Is there a minimal installation I can do to make RAID information on a PowerEdge server available in SNMP so I can monitor it with Nagios?
I have found command line utilities I could use check_by_ssh ...
4
votes
1answer
766 views
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 ...
4
votes
2answers
781 views
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).
...
4
votes
3answers
6k views
Simulate SNMP traps to test surveillance
I'm trying to use Net-SNMP on Windows to emulate a trap that should trigger an alarm on our surveillance system.
This is the setup:
Windows 7 client that sends the trap
Net-SNMP as software for ...
4
votes
1answer
137 views
How can I get memory usage reported in SNMP under Mac OS X 10.8 Server?
I have two servers running Mac OS X 10.8.3 Server (Build 12D78) with SNMP reporting enabled. I have a cacti server set up collecting data from these hosts. My Load Average, CPU Usage, Disk Space Usage ...
4
votes
2answers
92 views
Cisco NCS - how to mass update AP settings
we have a NCS (Cisco Prime Network Control System) to monitor our wireless network.
To update AP names and location i have to search for the ap mac address in the web interface, and configure them ...
3
votes
5answers
2k views
Ntpd monitoring
Is it possible to monitor an ntpd server running on windows using snmp ( or possibly something else )
I couldn't find any documentation on the subject.
I'm interested in any information the server ...
3
votes
3answers
9k views
Does HP's iLO support SNMP polling?
I use Nagios for monitoring my servers and network hardware. Can I poll hardware stats (temp, fan speed, etc) via the iLO 2 management port? How about iLO 100i via the dedicated management port ...
3
votes
2answers
6k views
SNMP equivalent for show ip route?
I'm new to SNMP. Is there an equivalent in SNMP to "show ip route" on a Cisco 10K router?
3
votes
5answers
15k views
Monitoring Bandwidth Usage (Per Internal IP) - Cisco ASA 5505
I manage a small network with a Cisco ASA 5505 and a shared DSL connection. I would like to be able monitor the bandwidth usage of the various users/devices on my network (by IP). Can I do that ...
3
votes
3answers
5k views
SNMP keeps crashing
We're using OpsView/Nagios to monitor our servers. We've added the SNMP service to all our
servers and deployed the configuration via GPO, but one win2k3 server seems to have a problem; it crashes ...
3
votes
2answers
2k views
Good way to cause SNMP traps on Ubuntu
I want to do a little SNMP testing and want to issue some traps from a test Ubuntu box. What are the easiest ways (for a Linux noob) to cause some traps to fire?
Thanks
3
votes
1answer
364 views
Can I give my own MIB any OID that I want? Is there a convention to application MIB OID?
I created a scalar MIB for my application, monitor request_queue_size.
I followed the write MIB tutorial . The OID there is a long hierarchical OID.
I wonder if I can give a short hierarchical OID ...
3
votes
1answer
218 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
...
3
votes
4answers
1k views
APC Smart-UPS: remote power shutoff?
edit: sysadmin1138 has offered a far simpler solution to this problem, but I will leave the original question intact
Given:
A server room containing about two dozen rackmount servers and a PBX.
...
3
votes
4answers
1k views
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 ...
3
votes
1answer
182 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 ...
3
votes
1answer
196 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 ...
3
votes
3answers
909 views
How do I use SNMP
I´m taking a network management class and the main topic is SNMP. Although my teacher is good at explaining the theoretical part of SNMP ( V1,V2,V3, RMON, MIBS etc.) he is not good at explaining the ...
3
votes
1answer
64 views
Default credentials for Cisco SNMPv3
I was wondering of SNMPv3 is enabled by default on Cisco devices and if there are default credentials?
3
votes
1answer
660 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 ...
3
votes
2answers
531 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 ...
3
votes
2answers
84 views
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 ...
