Questions tagged [network-monitoring]
Network monitoring systems check and report the status of network components, so administrators are alerted by degraded performance or outages.
137
questions
0
votes
0answers
9 views
Skype SYN_SENT flood brings down modem/router on Kubuntu 20.10?
We're having trouble connecting to the internet for an extended period of time, even with 2 power reboots of the router/modem. So I thought I'd look at what was happening on the network. My skype (...
0
votes
1answer
46 views
How can I get the Last-modified header on a https website?
I'm trying to trigger a last-modified response from a https website, but all I get is
301 Moved Permanently
The above only works on websites with http and I can't figure out why it won't work for ...
0
votes
0answers
31 views
How to Install bully - airgeddon tool
I did install airgeddon and other tools however I'm stock in installing bully I did try:
sudo apt-get install bully
but the result is
Unable to locate package bully
0
votes
0answers
14 views
how to easily get all https addresses that an application connects externally?
for those who have a firewall with highly restrictive outputs, they only need to release supposedly reliable addresses for each application, so I was wondering if there is any software or command line ...
1
vote
0answers
72 views
Centrino Wireless-N 1000 BGN | Getting internet speed 13.5 Mb/s (connected to 270 Mb/s)
Problem
Internet speed (wireless connection) on my PC is extremely poor whereas other devices (like cell phone, ipad etc.) using the same network works fine.
Solutions tried so far but no luck
...
0
votes
0answers
32 views
ubuntu 20.04 system hangs when starting monitor mode
I tried putting ubuntu 20.04 system in monitor mode using airmon and iwconfig, but in both ways my computer is getting hanged(wifi-RTL8723DE). How to solve this problem ?
0
votes
1answer
560 views
Can't install Angry ipscan in ubuntu LTS 20.4
I can't install Angry ipscan in ubuntu.When I tried to install it showed this:Error_Image
But I have already installed Oracle Java JDK. Screenshot:Java_image
I am not good with nmap or arp-scan & ...
1
vote
1answer
417 views
How to track Firefox's Internet Usage for each tab?
My firefox is hogging up way too much of my bandwidth but I can't seem to figure out what is consuming all that data. I have only 2-3 active tabs, the rest 50 tabs from previous reboot are on sleep.
I ...
1
vote
1answer
101 views
Why does Gnome System Monitor Network Graph always show '0 bits/s' as a regular user?
I am using gnome-system-monitor installed with Ubuntu 20.04, and the network graph always shows '0 bits/s', whereas the system-monitor extension (the one in my top bar) shows my actual network usage. ...
0
votes
1answer
56 views
Redirect bash output to file every 1 second
I want to redirect the output of the command tcptrack -i wlp3s0 to a log file every 1 second.
For that I found this script:
#!/usr/bin/env bash
file="file_$((SECONDS / 10))0.txt" # ...
1
vote
0answers
147 views
Conky setup for sessional data usage
As in the above picture, the integration for data usage is acheived by the following code
${color orange}${voffset 2}${hr 1}
${color1}Network using vnStat "-i", "-w" and &...
0
votes
0answers
33 views
Missing DISMAN on SNMP
I am setting up monitoring on Ubuntu and would like to send snmp traps.
I was already able to set the error flag to 1.
UCD-SNMP-MIB::laErrorFlag.1 = INTEGER: error(1)
UCD-SNMP-MIB::laErrorFlag.2 = ...
0
votes
0answers
77 views
distinguish us.archive.ubuntu.com downtime from DNS issue
Between approximately this time:
Fri Jul 3 19:31:00 UTC 2020
and approximately this time:
Fri Jul 3 20:31:00 UTC 2020
I couldn't install any packages from us.archive.ubuntu.com,
but otherwise my ...
0
votes
1answer
31 views
Tools to Monitor particular application data consumption for a period of time [duplicate]
I am looking for a package to monitor bandwidth consumed by one particular app, e.g., the data of a Zoom meeting. i need to track that consumption.
Can someone suggest any software that you know.
2
votes
1answer
94 views
Where does nload get the bandwidth data from?
tl;dr The bandwidth usage recorded by nload (home page) is higher than what's provided by tcpdump (home page).
There seems to be a difference in bandwidth usage when I run tcpdump -e -w - | pv -a >...
1
vote
1answer
38 views
detect network malicious activity coming from own server
I have a VPS provider that is strictly disallows malicious activity like ssh-bruting, ddos, and such.
I also have multiple users that use the single VPS machine, each allocated to one docker ...
10
votes
1answer
3k views
How to stop huge consumption of internet data by Ubuntu 20.04?
For the past 5 years, I have been using Ubuntu 14.04 LTS. During that time, I didn’t face any unwanted internet data consumption issues. Recently I installed Ubuntu 20.04 LTS. I haven't installed any ...
1
vote
0answers
43 views
Small data activity when plug USB drive
First of all I am not very advance linux user. Here is the situation :
When I plug any USB flash drive then it sends about 156 - 300 bytes of data which I have seen at System Monitor. It also happens ...
1
vote
0answers
364 views
Scanning for WiFi networks - Difference between “iw” and “iw dev”
I am curious what the "dev" addition does in terms of output results or functionality of the command.
sudo iw wlan0 scan
vs
sudo iw dev wlan0 scan
0
votes
1answer
611 views
Executing commands when network goes up or down using dispatcher.d
I'm trying to get the Network Manager dispatcher to run a script when the network interface comes up or goes down. I want to execute an espeak command when the connection goes up or goes down. I can ...
0
votes
1answer
225 views
Holes in network security
Ok I'm a noob on Linux. I set the ufw firewall cli and gui both to deny incoming allow out. I don't do torrents so I removed Transmission and the rdt clients as well. Today I'm looking at firewall ...
0
votes
0answers
524 views
How to install Veyon Client
With the need of shutting down all 34 computers from one place, I installed Veyon Master on the host computer. Now I can't connect the other clients to the host. Any Ideas? Maybe I need to install ...
2
votes
0answers
55 views
SNMP - Disk Free - Incorrect Values
just updated Ubuntu 18.04.03 LTS and now SNMP Disk Free values are coming back incorrect.
Server still responds to SNMP requests, but the values are all 0.
Is this a bug in an update?
2
votes
2answers
8k views
Since this morning the network is unreachable Ubuntu 18:04
This morning the networking in my Ubuntu 18.04 Server Edition is not working anymore :
marco@pc01:$ sudo lshw -class network
*-network DISABLED
description: Ethernet interface
product: ...
2
votes
0answers
244 views
Monitor mode not working in Qualcomm QCA9377
The monitor mode is not working in QCA9377 network card in any of the Debian distributions. Is there a custom fix for this anywhere? I've so far found that the kernel integration is missing. Has ...
1
vote
2answers
1k views
How to get network usage in percentage
I am able to get current upload and download rate, but how do I get the max upload and download rates for the network interface I am using, in *nix systems?
For example, Windows shows network usage ...
0
votes
1answer
97 views
Network activity for decision to suspend/hibernate
i have a small server (ubuntu server) which i am using on demand. Meaning it switches on from suspend on request. I was trying to find a way, using cron to put the server to sleep after 90 min of ...
0
votes
1answer
28 views
Given a MAC address, can I determine what device it is through QTerminal?
The home router webpage lists connected MAC addresses. Is there a way to determine what the device is (e.g. iPad, PS3, Nintendo Switch, Windows laptop) and info about it (e.g. name input by its user) ...
0
votes
0answers
363 views
nethogs shows 0 KB although I have traffic
I am running a network related program that performs TLS handshakes with many hosts. I ant to monitor the network traffic so I used nethogs. It shows 0 KB.
NetHogs version 0.8.5-2
PID USER ...
0
votes
1answer
116 views
Is there a Meter to indicate current Network Activity to the xfce4-panel
I already have a meter on the xfce4 panel which indicates the current CPU load (blue themometer), the current memory load (green thermomeer) and the current swap storage load (a yellow thermometer).
...
0
votes
1answer
125 views
xymon-4.3.28/configure.server: 94: .: Can't open build/fping.sh
I downloaded and installed all the prerequisites, and I run a configure file to build xymon.
But I am getting the following error:
xymon-4.3.28/configure.server: 94: .: Can't open build/fping.sh
...
0
votes
1answer
565 views
How to configure xubuntu panel network to a specifc network interface
Please consider the picture below. I have installed the xfce widget for network load monitoring but in the settings there is no option to select which network adapter is uses. By occasion, system has ...
0
votes
1answer
464 views
How we can monitor the network traffic of logs transferred through the rsyslog
I'm consolidating the client logs to a centralized server in Ubuntu using the rsyslog deamon. While consolidating the logs, how can i see the amount of network traffic or file size transferred from ...
1
vote
1answer
969 views
Is there an alternative for vnstat network traffic monitor?
After upgrading from Ubuntu 14.04 to 18.04 my USB modem's interface name changed from wwan0 to wwx001e101f0000. I do not mind that and also read this has some good reasons. Unfortunately vnstat ...
0
votes
0answers
725 views
How to check network bandwidth capacity in my Ubuntu device?
I need to check my ethernets cards network bandwidth capacity. The software instructions gives this command:
sudo ethtool eth0 | grep Speed
But when I try to run it in Ubuntu, I get this error:
...
1
vote
1answer
600 views
Need a service to monitor network traffic for every processes
Is there a tool as service which can monitor network traffic for every processes. So that I can use command-line to analyze the usage?
1
vote
1answer
1k views
configure error: cannot find ssl library (gtmess)
updated
I have tried to install gtmess messenger according to their instruction but when i want to configure it the following error appears:
checking for SSL_library_init in -lssl... no
checking if -...
1
vote
1answer
258 views
Abnormally high network traffic on Ubuntu Bionic
Using nload I see a constant inbound traffic of 2.77MBit/s on my LAN connection.
nethogs accounts for only 0.1KB/s of that.
Tried rebooting, without logging in to the GUI, and still the same inbound ...
2
votes
2answers
1k views
Get network usage from specific date on terminal
On vnstat I can get the month, day, hour or top 10 days network usage. Is there anyway that I can get the network usage from specific date on the terminal? by vnstat or another tool?
Edit:
I want to ...
0
votes
0answers
58 views
Traceroute method to print the route that packets follow to a network host
Is there a particular traceroute method/options to print the route that packets follow to a network host, include showing the possible proxy servers and a network tap that installed on the link ...
1
vote
1answer
523 views
network traffic monitor over time
I am running an ubuntu server 16 and are looking to use an application that runs as a daemon collecting network traffic stats over time (day/week/month) and displays it in some form.
I should be able ...
1
vote
1answer
162 views
Kippo Honey statup failure
When I try to start my installed kippo honey using ./start.sh, it shows following error.
How can I fix this?
-1
votes
1answer
787 views
cant get monitor mode “Aircrack-ng” in my ubuntu 17.10
here is problem.there isn't monitor mode.so i can't use aircrack-ng
please help me!
0
votes
0answers
44 views
Adjust timeperiod for background scanning? [duplicate]
is it possible to adjust the automatic background scanning timeperiod?
I want to decrease the time period.
Thanks.
2
votes
2answers
8k views
Conky network section doesn't report IP or activity
I recently got a refurbished Thinkpad T430s and installed Ubuntu Mate 16.04.3 LTS. One of my customizations was to install conky and download a .conkyrc that gives me a running performance monitor -- ...
19
votes
6answers
8k views
Task manager a UI like with Windows 10's one
I like the UI in the Windows 10 task manager:
In particular, I like the fact that the most important four shared resources on a computer are displayed without spurious information, and the color-...
0
votes
1answer
1k views
Not able to create AD HOC network
I am trying to create an adhoc network with following command in ubuntu 16.04:
sudo iwconfig wlan0 mode ad-hoc essid my-mesh-network ap 02:12:34:56:78:9A channel 1
however when I try to enable ...
2
votes
1answer
235 views
watch with arp produce no output
I would like to display the output table of the arp command every 30 seconds, so that I can monitor Address Resolution Protocol traffic on my network.
Unfortunately arp doesn't have such option. It ...
0
votes
1answer
221 views
How to log all process names that connect to the internet?
I found a virus in Windows 10 today, or at least debris of it and want to make sure Ubuntu is not similarly compromised. How can I log all process names that (try to) make an outgoing internet ...
1
vote
1answer
986 views
how to prevent the computer from going into sleep mode when data is being read over ethernet?
I use my desktop as a file server for music which plays on my Sonos system. Now, after the computer hasn't been in use for time X, it will go to standby/sleep mode and thus, the music will stop. Now I ...
