Questions tagged [network-monitoring]

Describes the use of a system that constantly monitors a computer network for slow or failing components and that notifies the network administrator (via email, SMS or other alarms) in case of outages.

Filter by
Sorted by
Tagged with
0
votes
1answer
52 views

Use output text from a command as filename

curl http://v6.ipv6-test.com/api/myip.php returns me my current IPv6 addr. I'd like to use this string as part of a filename to be created, followed by timestamp of when the script ran. Any idea how ...
0
votes
1answer
61 views

Zabbix not plotting values from a simple text file on another host using Zabbix agent

I have Zabbix server installed in a Ubuntu virtual machine (hyper-visor is VMware Workstation Pro 15). My goal is to monitor a text file containing floating point numbers (the numbers are written in a ...
0
votes
0answers
157 views

CentOS - FATAL: Connection to Cacti database failed

I've nearly finished setting up Cacti on a headless VM CentOS server. Apache is up, mysql is up, all requisite php modules are installed. When I browse to the server's IP, I can verify that httpd is ...
0
votes
2answers
45 views

How to get actual network traffic of an application?

Firstly, sorry for bad English. I have an application that runs on Citrix Workspace and generally I runs application from .ica extension file format. So I can access the database using this ...
0
votes
0answers
15 views

Monitoring my personal web traffic behind NTLM-authenticated proxy

At my office, I'm regularly using more than the recommended bandwidth per month. This isn't a big deal since it's a soft cap, but I do get monthly emails asking me to justify my usage. As I understand ...
0
votes
0answers
87 views

Charles Proxy for Roku devices?

Is there a way to monitor traffics of Roku devices by Charles Proxy without using a DD-WRT router? I have tried the internet sharing on Mac through thunderbolt cable and SSL Proxying - which does not ...
0
votes
0answers
209 views

Network traffic monitoring using RaspberryPi

The ISP in my country limit the internet with monthly quota 100GB 200GB and so on, so i must be careful of consuming all of it before the month ends so i decided to watch my home network traffic using ...
0
votes
0answers
28 views

Is my wireless adapter supported for monitoring?

Ive recently bought a https://www.amazon.co.uk/AC1200Mbps-Wireless-Antennas-802-11ac-MacOS10-5-14/dp/B07PQJYLDH/ref=sr_1_1?keywords=high+gain+dual+antenna&qid=1562166711&s=gateway&sr=8-1 ...
0
votes
1answer
59 views

Sniffing communications not working

I am looking for a VirtualBox guru. I tried several settings without success and I don't know what should I try further. I have three virtual machines: Two Windows 7 machines (master-slave ...
1
vote
1answer
63 views

How do I find out which program and process ID accesses a given IP address in macOS?

Is it possible to identify which program on a Mac is accessing a specific IP address? I found my computer is contacting what have been identified as malicious addresses and wish to investigate each ...
0
votes
1answer
78 views

HTTP monitoring on Nagios Core

I'm trying to add a host to my Nagios Core server si it checks its availability the same way you check it on Nagios XI, so I create my .cfg file, I add the host info and try to check the .cfg file, ...
0
votes
0answers
27 views

How to monitor the traffic in an interface and specific port?

I want to monitor de traffic which is arriving to a specific port with the purpose of measuring how much traffic is arriving there. I was using sar from systat but the problem is that it measures the ...
0
votes
0answers
236 views

How to get network usage of a specific process from its PID using c++in linux

I am new to linux . In my linux I am just a user and not administrator. I need to get the network usage of a process run by me(self process). I tried processing the information in /proc/pid/net/...
0
votes
0answers
35 views

Monitor individual servers behind load balancer with Prometheus Blackbox_exporter

I'm monitoring a load balanced HTTPS service (SNI) with prometheus and blackbox_exporter. Now I also want to monitor the individual servers behind the load balancer. In curl I can use the "--resolve" ...
1
vote
0answers
87 views

How can I monitor/record network stability in the background?

I work in a building where the network connection regularly has issues, but the people responsible for the LAN refuse to acknowledge there is a problem, "because nobody else has complained, so it must ...
0
votes
1answer
268 views

using Wireshark to decrypt packets in monitor mode

I am trying to figure out some stuff related to my home automation system and am using Wireshark in monitor mode to capture packets. It would be very helpful to see IP addresses associated with the ...
0
votes
1answer
253 views

Networking, monitor and limits by data usage based on IP or user

In my home in mountain I have a 4g connection and operator has a cap limit of 10GB I have tablets, phones, pcs, all connected to a router (Netis with no rich functions).(max 10) And router is ...
1
vote
0answers
131 views

How to monitor on which channel my WiFi operates while scanning for access points?

I would like to see precisely at which time my Wifi module is sending/receiving on which Wifi channel, when in infrastructure mode as station. To be specific my main interest is what happens during ...
-1
votes
1answer
68 views

How to create a firewall that monitors all traffic [closed]

I currently have squid on Ubuntu 16.04.2 LTS. I can't figure out how to make Squid a transparent server on the network with a Asus RT-AC66U Merlin and how to make the server into a network wide ...
0
votes
1answer
308 views

Low count of data frames in wifi monitor mode

I am using scapy to gather stats about wifi traffic for a given MAC. I log the date, type, subtype, and rssi of packets I capture in monitor mode with scapy. And I see a very low count of data frames ...
0
votes
0answers
266 views

home network wifi packet monitoring solution

My goal is to be able to capture all packets on my home network. Every packet generated by a local machine or received from the Internet. (No, I'm not trying to spy on anyone. This is my home network ...
0
votes
2answers
1k views

Possible proxy virus monitoring traffic - how to determine cause of proxy and intent of proxy?

Last night I noticed I can't connect to the internet. I checked my Arch Linux installation, and it was fine. Indeed, my Android phone was fine too. After some digging, I tried to disable '...
-5
votes
1answer
181 views

Missing data from network monitoring graphs [closed]

The graphs cacti is producing are incomplete. What is problem?
0
votes
1answer
63 views

Can the network admin at work see what i browse with my work computer even if I am using a public connection, say a Hotel Wifi elsewhere?

I m using a laptop from work and usually I use the Wifi or ethernet at work which is definitely monitored by the office IT team/network administrators. The account I use in the laptop is a user ...
0
votes
1answer
938 views

Selecting between Zabbix Agent, SNMP and other available protocols in Zabbix NMS

I have started using zabbix 3.2 and currently I am monitoring 10 devices , 8 of which are Snmp based and 2 are Agent based. Currently both type of devices are showing basic data like CPU, Memory etc. ...
0
votes
0answers
1k views

Send Alert when PC is Offline

I'm simplifying/generalizing the scenario here. I am looking for a way to receive alerts if my Windows 10 desktop PC goes offline for any reason. The PC is on a private network / behind a firewall so ...
0
votes
1answer
60 views

infrastructure for secure network monitoring [closed]

Assume I have some standard dsl router and a pc, which is connected through the router with the internet. Also suppose both are compromised with rootkits placed in the flash storage of those machines. ...
1
vote
1answer
2k views

iperf3 error exactly 7 seconds into running the test

I am running an iperf test to measure bandwidth from a host iperf client to a container iperf server.Exactly 7 seconds into the test iperf gives an error & abruptly ends the test. The message ...
2
votes
0answers
345 views

Wireshark/Tshark. Very little (data) packets in monitor mode

I'm trying to setup a proof of concept for indoor positioning using WIFI. The idea is to place a few WIFI adapters in several locations in a small building, each tracking signal strength and MAC ...
0
votes
1answer
123 views

How to capture network traffic periodically, with every capture file containing full network flows

I need to dump network flow periodically on a Linux platform, ideally using the command line interface (i.e., non-GUI tools), and I want every capture file (pcap files) to contain complete flows. How ...
1
vote
0answers
30 views

Simulate static ips in a private netwrok

This is the context: We are trying to monitor via SNMP a set of devices. Unfortunately, all our solutions monitor by IP, and this set of devices change ips regularly (doesn't matter why, think of it ...
1
vote
3answers
9k views

What does N * * * mean in traceroute output? [duplicate]

Wanted to perform simple trace for learning purposes: traceroute google.com It gave me among another lines some lines that look like the following ... 15 * * * 16 * * * 17 * * * ... few similar ...
2
votes
0answers
2k views

Can Monitor mode and internet connection work together?

Im using raspberry Pi 3 with linux Kali installed , trying to capture all the packets in my WLAN network. Now,to do that I need to get in monitor mode, since the R.PI3 built in chip has no monitor ...
0
votes
2answers
85 views

network statistics monthly group by ip address

How can I get network statistics monthly group by ip address on my linux router. I have a linux router at home and I want to get network statistics information monthly grouped by ip address pair ...
0
votes
1answer
114 views

monitoring and testing Internet of Things devices for security

My home network recently acquired a couple of IoT (internet of things) devices: a solar energy company hooked up a ethernet-connected telemetry gadget, and I put in a wifi-connected printer (made by ...
2
votes
1answer
4k views

How to track a specified program activity

I want track the behavior/activity of a specified program automatically and save them to a log file, for example i want to know: when it use network and on which address. which files it consulte/...
2
votes
0answers
175 views

Network traffic (data usage) monitor for Windows 10

I want to see and analyze which processes (and and if possible, browser tabs) has used what amount of traffic. I am on Windows 10 and have the Network Meter gadget installed (relic of Windows 7), and ...
0
votes
1answer
71 views

Logging traffic through home router per user

I'm sharing a flat with 3 others and the internet service is under my name. Is it possible to log the traffic generated by all users such that, in case if one of my roommates does something nefarious ...
1
vote
0answers
408 views

How to turn Linksys-WRT54GL v1.1 to monitor mode?

First I am using Linksys-WRT54GL v1.1 and OpenWRT using b43 driver. I tried many times to capture packets in monitoring mode and I did the following step create interface iw phy phy0 interface ...
2
votes
1answer
606 views

How to monitor bandwidth on a LAN with consumer hardware?

I want to install a server running NtopNG for monitoring real-time network usage and logging statistics on usage of my network, specifically the outgoing network traffic, as the LAN shares a quota ...
-2
votes
1answer
36 views

How can I know ASAP when my PC loses Internet connectivity and I'm away from the PC? [duplicate]

I have a PC with a USB humidity logger, that measures humidity in our factory. When the humidity is too high, the PC sends me an email alerting me to the problem. Sometimes the internet goes down, or ...
0
votes
1answer
145 views

How to find out the URL to which a process is trying to connect to? [closed]

I have a program that is downloading some files from the Internet transparently (I don't know from where the files are downloading). I want to find out the URL of those files that are currently ...
-1
votes
1answer
82 views

How can I know ASAP when my PC loses Internet connectivity and I'm away from the PC [closed]

I need to know ASAP when my PC loses Internet connectivity. It is of no use to me if my PC waits until it's back online and then emails/SMSs me that service has been restored. Is there a way to ...
0
votes
1answer
30 views

How to get notified when new clients are connected on my LAN?

Is there any solution which can allow me to store MAC's and IP's of my clients and notify me via email whenever a new one is connected? (Preferably for Windows) I know I can script it myself but ...
0
votes
3answers
2k views

Tools for monitoring and logging internet connectivity on my home network

My cable modem seems to be getting more unreliable and suffering outages, so I want to monitor the drop-outs - if I can provide a log showing when it's faulty I should be better armed when talking to ...
0
votes
1answer
209 views

Devmon exception template to alarm only if ifAliasBox contains string “uplink” (for Xymon)

to monitor my network I use Xymon with Devmon SNMP crawler. Devmon is a perl program for extracting and interpreting data received from SMNP capable devices. Therefor templates are used for each ...
0
votes
2answers
699 views

Monitor network trafic between two computers on the same network

I have this scenario and I need some opinions from network experts. There is a way to monitor two computers from the same network without having administrator rights on the network ? I'm am on the ...
0
votes
1answer
113 views

Can I receive desktop notification on Windows if an intranet server goes down? [closed]

We are running an Ubuntu server on a Windows intranet. Is there an existing tool (possibly already part of Windows?) that could be configured to trigger a Windows desktop notification if the Ubuntu ...
0
votes
1answer
768 views

Monitor network activity of TeamViewer connected computer on another computer connected to different network

I have a computer(1) which is connected via TeamViewer to another computer(2), in another network. My question is, is it possible to somehow monitor (1)'s network activity on (2)?
1
vote
1answer
464 views

Program or website to monitor for changes in source code of a website [closed]

I'm looking for a way to monitor a webpage for changes in its source code. I'd want to get an alert whenever a specific string appears in its HTML. So far, I've tried the Distill plugin for Firefox, ...