The network-monitoring tag has no wiki summary.
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Disk Monitoring with OpenNMS
I'm sure this has been asked before (and actually all over the net) but I'm scratching my head a little over this. OpenNMS is installed on my 2008R2 server and is picking up my nodes fine (detecting ...
3
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1answer
40 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 ...
0
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1answer
37 views
I have a Belker router and i am looking for a tool that monitors the ports and reports whitch ports are opend [closed]
I have a Belker router and i am looking for a tool that monitors the ports and reports whitch ports are opend. I need it for testing an aplication. Could you recomend a good offline monitoring tool?. ...
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27 views
How to filter out “bad-len 0” packets with tcpdump?
When I listen internal network interface of router on freebsd, I get outputs like this
10:36:02.372026 IP 192.168.1.11.8888 > 192.168.1.2.49831: Flags [.], ack 1097, win 65050, length 0
...
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40 views
Network monitoring systems in Python
There are a host of open source network monitoring systems available. I tried we used to use Nagios, I have been hearing good things about Munin too.
The thing is most networking monitors are written ...
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How can I manage a network monitoring for different users and teams? [closed]
Possible Duplicate:
What free network monitoring tools would support multiple users?
I a looking for a way of having monitoring a set of servers belonging to different people or teams.
I ...
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1answer
53 views
Local network speed appears to be being limited
I have a dedicated server setup that has just started causing us issues.
Our immediate problem, is that last week, could log into an admin page of one of our websites just fine, now we can't.
It does ...
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0answers
73 views
What free network monitoring tools would support multiple users? [closed]
The common solution is to use nagios but I nagios cannot be hosted and maintained by IT while allowing the different teams to manager their own groups of servers and add custom verifications.
While I ...
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1answer
46 views
how to detect malicious activity from my server
I'm using a linode virtual server.
My machine is Ubuntu 10.04.
I got a ticket from Linode that they detected malicous activity coming from my server.
"We have detected your system with an IP of, ...
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0answers
46 views
I have network and infrastructure tools scattered all around. Do you have some tips on a more centralized solution? [closed]
At the moment i have the following:
Network Monitoring - Paessler Network Monitor
Log Monitoring - Splunk
Asset Management - Open NMS
Help Desk / Ticketing - Zendesk
I am looking for a ...
0
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1answer
48 views
storing nagios configuration data in oneCMDB
I want to store my nagios configuration data into oneCMDB(configuration management database). What i trying to achieve is i will be developing a GUI app in which one can edit the configurations and ...
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1answer
26 views
Change source address on discovery of network devices in System Center Operations Manager 2012
My SCOM server has two network cards. One is normal network while the other is connected to the "switch" VLAN. If I try discovering network devices in SCOM I get "No Response Ping", no matter which ...
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26 views
Is zenoss capable of holding a hostname
Hey i am trying to know with zenoss is capable of holding a hostname (DNS). For example i want to my service to search by hostname and not by ip and the problem is when the IP changes, i am him to ...
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0answers
61 views
Packets dropped at endpoint NIC — Windows 2003
I have a virtualized Windows 2003 server that hosts one of my pieces of server software. The problem is that the port listener of this server doesn't get the client traffic sometimes. With Wireshark ...
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2answers
37 views
View internet usage of computers in my network [closed]
What software/application do I need to monitor internet usage of computers in my network
to see sites they are browsing?
2
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1answer
46 views
Host network injecting resets into my TCP connection?
I'm trying to figure out whether the host network I am on is injecting TCP Resets into my VPN connection.
I have a personal OpenVPN server, and recently my attempts to connect over TCP port 1194 have ...
1
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1answer
169 views
frequent “SNMP error” with Cacti
When adding new devices to my Cacti instance, I get frequent "SNMP error" messages in the device screen. But the error is not consistent, not even for the same device. Here's what I already have ...
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1answer
93 views
obtaining nimbuzz server certificate for nmdecrypt expert in NetMon
I'm using Network Monitor 3.4 with the nmdecrypt expert. I'm opening a nimbuzz conversation node in the conversation window and i click Expert-> nmDecrpt -> run Expert
that shows up a window where i ...
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2answers
144 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 ...
2
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1answer
42 views
Linux NetSec/IDS Bridge
What I am looking to make is a linux system that acts as a bridge. It simple forwards any data sent on one device over to the next device. It does not attempt to block incoming attacks or redirect any ...
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3answers
87 views
Windows Server 2008 Current Bandwidth Performance Monitor Scaling
I've been looking over Microsoft's performance monitor documentation and the one thing I'm confused about is scaling. Is it purely just for viewing the data more easily?
I'm trying to view ...
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2answers
74 views
Unknown device on network with strange ports open. Trying to find it
Situation:
We recently turned off DHCP in favor of fixed IP addresses, and in the middle of the old DHCP range for the legacy network segment, we found a device responding to ping but without any of ...
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26 views
issues with IEEE authentication
We have an application managing other systems in the network solving thier issues.After some days it became un-responsive (applications became unresponsive and windows freezes)
I have confirmed ...
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0answers
11 views
.NET CI Pipeline Network Topology Generation
Suppose I have several development environments forming a CI pipeline, using the .Net stack. In each environment I have a Windows 2003 server and IIS 6 running. On each IIS server there are a number ...
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1answer
53 views
Finding all network addresses associated with a given hostname
Scenario:
a server is multi-homed to a variety of networks (perhaps it is a jump box)
DNS has the hostname registered only on one network (the management interface, perhaps)
Problem:
without ...
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1answer
59 views
How to measure network traffic round trip delays and jitter
I am hoping someone may point me in the direction. I would like generate some network traffic between two endpoints and measure the delay, jitter and packet loss along the path. Could some please ...
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1answer
57 views
ngrep output when monitoring linux network activity
I'm trying to connect to a remote device (which connect to my server on port 31200 via TCP) and while troubleshooting with ngrep I'm getting the following:
T(6) 2012/02/21 00:26:25.817525 ...
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0answers
56 views
Adding total bandwidth graph to Munin [closed]
Possible Duplicate:
how to get a total bandwidth graph in munin
I've been trying to figure this out for an hour... how to get a total bandwidth graph (showing all network traffic) in Munin? ...
0
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2answers
154 views
IGB Driver Massive packet loss on Debian Linux 6.0
I am running Debian Linux 6.0 (2.6.32-5-amd64). My network NICS are Intel 82580 Gigabit running with the IGB network driver version 3.3.6 (firmware version 3.2-9).
I tested the performance and I ...
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0answers
68 views
TCPView output to log files?
Can TCPView keep log files of daily port connections? I'd like to read log files every other week to check for any network hacking attempts. If TCPView cannot do this, is there any other free utility ...
1
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1answer
67 views
Ganglia network stats incorrect
I am using ubuntu 10.04LTS. The Ganglia on all of my nodes is not reporting the network usage correctly. There is a fairly large amount of fluctuation on the actual network, but on ganglia it seems ...
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4answers
158 views
What tools should I use to assess bandwidth for web server farm..?
I'm contemplating moving datacentre and I need to know the size of pipe I'll need in order to get a quote.
Currently I'm charged on GBs of traffic per month (currently about 42GB inbound - so ...
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3answers
222 views
Open source DCIM stack?
Our 500-server data center is growing quickly and my manager has started investigating using a specialized Data Center Infrastructure Management (DCIM) package to help manage constraints.
DCIM ...
0
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1answer
59 views
How do I know if my site-to-site vpn connection is being saturated?
We've got a T1-internet connection with a Cisco ASA 5510 appliance in our small office.
We have a site-to-site vpn connection from our office to a remote data center.
Question(s):
How can I find ...
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2answers
71 views
Monitored network at the office [closed]
Network security is not exactly my area of expertese so I apologize if I've phrased this question wrong or if it's already been asked somewhere:
If I am on a network that is monitored, like the ...
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4answers
215 views
Hardware requirements to monitor a larger (3000 device) network
I'm currently evaluating monitoring software for (by my standards) a larger network expected to grow to around 3000 devices. I'm finding data on the hardware requirements for scaling hard to come by. ...
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Cluster saturation
I'm looking at running a NoSQL cluster and the question of tcp/ip saturation came up. I'm wondering if a flat network neighborhood topology mightn't alleviate internode congestion. The idea is to have ...
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1answer
105 views
What is the good freely available Network Mapping software? [closed]
I'm looking for a freely availabe network mapping tool.
From Wikipedia's list of Notable network mapping softwares:
I found that Lumar's IPSonar is awesome! But unfortunately its not available for ...
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1answer
90 views
Suggestions for projects related to network monitoring, documentation, collaboration [closed]
I am looking for any projects integrating functions like monitoring, management and documentation of network/servers/services.
Currently using Orion and Nagios for tasks on monitoring and alerts, ...
1
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1answer
127 views
Simple remote administration agent software [closed]
I am looking for a simple remote control, agent based software to perform simple commands to
geographically dispersed workstations.
I am looking for something similar to Microsoft Intune.
I am open ...
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0answers
49 views
How to monitor bandwidth on host which uses bridge-util and virtualization
I am running a debian squeeze box with bridge-util and LXC containers.
I guess this is a 2 part request.
I would like to know what my total bandwidth usage is
I would like to see it broken down by ...
1
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4answers
167 views
Graphical Ping utility with logging
I need to continuously test the quality of the connection between hosts, and I would like to use ping for that, in order to see WHEN the problem occurs.
It should provide LOG of the pinging, with ...
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2answers
121 views
Why so many ARP requests on the network with Windows 7 (using Network Monitor)?
I've read that it's fairly normal to have several ARP requests per second on the network, but was curious if someone could elaborate on the "why" I would have so many versus not? Over the course of 4 ...
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2answers
72 views
fedora default traffic monitor tool
On a fedora server i have access using a ssh connection. As a regular user, how can I see what traffic is involved into the server?
I don't have root rights, and I'll like to learn from the default ...
6
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4answers
974 views
How do I deal with the removal/eradication of an unknown worm on our network?
TL;DR
I'm pretty sure our small network has been infected by some sort of worm/virus. It seems to only be afflicting our Windows XP machines, however. Windows 7 machines and Linux (well, yea) ...
0
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1answer
78 views
Is there a pingdom-like service that has hosts in Asia and South America
I am looking for a remote monitoring service, similar to pingdom, that has more global reach. Right now pingdom only has coverage for North America and Europe. Does anyone know of a competing service ...
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3answers
135 views
Linux: grep-able monitoring of network traffic and number of connections
I need to collect certain monitoring data every minute and send it to a monitoring server. The source of that data must be parseable using standard Linux tools. For example, to monitor number of ...
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3answers
246 views
Check incoming network traffic in real time?
Is there a way I can monitor incoming network traffic in real time on my server? Preferably in terms of *bps
Running Ubuntu
2
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1answer
253 views
Easiest way to install Packetfence or similar onto my network
We have a simple small business windows network with very basic internal security. We are a small college and want to provide access to the internet to your student body, but not to the internal ...
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1answer
261 views
Alternative to Ntop on FreeBSD
ntop is a great tool for recording network throughput statistics for FreeBSD based firewalls. The statistics can be displayed as graphs using a web browser. Ntop, however, has the limitation that it ...
