QAs about traffic within the meaning of operating systems and computer science.

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3answers
525 views

Is there any linux in built application or any method to find the network usage(data usage) of the internet connection?

Is there any linux in built application or any method to find the network usage(data usage) of the internet connection? I know there are many softwares that can be installed into os for this purpose. ...
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2answers
609 views

Is there any solution to do per process based traffic shaping in Ubuntu?

is there any solution to use per process basis? I mean when I do HTTP download, I can't browse web. It's no use to prioritize traffic based on protocol in this case. So, what I need is to give ...
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2answers
382 views

How to setup PC router to monitor LAN traffic?

I'm sure I can turn a pc or a raspberry pi into a router. I'm just wondering if I can use this router to monitor traffic? I mean say I have four terminal devices owned by different person in my home,...
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2answers
216 views

Promiscuous mode not working with ubuntu and wireshark

I am running Ubuntu Linux and have installed wireshark on it. I can see the incoming and outgoing traffic just fine. Now I want to see the traffic from other devices which are on my LAN. So, I did: ...
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2answers
352 views

Monitor network load on ubuntu server 14.04

I wanted a lightweight tool so that I can remotely monitor the network load on my server(apache2) I want to know the bandwidth usage the IP addresses of the traffic Any tool in mind guys?
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1answer
491 views

How to block all traffic except for browsing?

Sorry for the paranoid question but is it possible to block all connections except for Firefox and updates? And if so does someone got a terminal code for it?
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1answer
137 views

Indicator, notifier and blocker of Internet traffic

Which traffic monitor applications currently available can do the following things? (or some of them, in the worst case) start recording how much Internet data is downloaded and uploaded with a ...
1
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1answer
928 views

Force real network usage - disable loopback interface for applications

I am trying to test some network properties with a (partially self written) tool chain. As I would like to use one device with two WLAN adapters / interfaces, I have to prevent communication over the ...
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1answer
218 views

Traffic shaper: sfq external classifier not work as expected

Have a Ubuntu 14.04.1 LTS with 3.13.0-44-generic kernel. Also, have a traffic shaper rules: # Add discuiplines for DL device tc qdisc add dev $devDL root handle 1:0 htb default 12 # Add ...
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1answer
309 views

Ubuntu 14.04.1 LTS: tc filter rule hits not shown

Have a Ubuntu 14.04.1 LTS. There is no rule hits stats in the output of tc filter show command: tc -s -d filter show dev eth0 filter parent 1: protocol all pref 1 u32 filter parent 1: protocol all ...
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1answer
345 views

Monitor network traffic usage per user by terminal?

Can you offer me some tools with which i can monitor traffic usage per user in WiFi/Ethernet network per user? And also will be good if i can see PC's name.
2
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0answers
518 views

route traffic throught openvpn

Before I ask my question, let me clarify for dear moderators that I've searched a lot for a solution, but none of the questions/answers on Askubuntu (and other Stackexchange sites) addresses my ...
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0answers
148 views

How do I route all network traffic through OpenVPN using network manager in Ubuntu 15.10?

I am trying to connect to my university's VPN on a 15.10 machine. When I do it via the command line, all the traffic is routed through the VPN: That's what I want. When I load the same OpenVPN ...
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0answers
488 views

How to trace all the file transfered into my ubuntu server

I just started a task and I'm trying to get a list of the all file transfer that is happening on my server, from outside the server, mean user sending file through ftp or scp just, This task is just ...
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0answers
29 views

GNUNet Service Transport Always using Upload Network Traffic

The Case: Few moments ago I unintentionally saw an upload indicator in System Monitor, and it always indicating an active upload traffic about 40-60KiB/s but sometimes could exceed 70-80KiB/s (yes i ...
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0answers
20 views

How to localize traffic in Web-browser

is there a way to make part of resourses in web-browser local? I mean if URL corresponds to some mask, for example if it has .pdf at the end http://www.mycompany.com/reports/sales01.pdf , then it will ...