Bandwidth in computing is a measure of how much data can be transferred over a medium in a given amount of time, mostly shown as MBit/s or GBit/s. It is the primary way of classifying the speed of computer networks or data buses.

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Location Based Bandwidth Throttling In Live Update?

In Symantec Endpoint Protection 12.1.4 (RU4), we've been having an issue with Live Update smashing the links to our smaller sites. I've done a bit of digging around Symantec's site, but can't figure ...
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286 views

USB2 device incompatibility with USB3 computer

I have a new laptop with 2 USB2 ports and 2 USB3 ports. I have to use an USB2 RGB-D camera, namely the Softkinetic DS325. On my old laptop (only USB2 ports) everything is running as it should. On the ...
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267 views

Limit bandwidth on HTTP downloads based on file size

Is there a way to limit lets say in iptables or any proxy solution/software if a user is downloading a filesize that is greater than lets say 20MB it will limit his entire download at 2KB/s? ...
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99 views

Low bandwidth only on Windows XP

Hi I own really old PC and I've 10Mbps/1Mbps Plan. Internet is distibuted with router over whole house. The old PC uses 802.11b (up to 11Mbit/s download) Wifi card and has Windows XP+SP3 installed. ...
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230 views

Private Gaming VPN

My buddy moved to Korea for the military, and we play Star Wars: The old Republic together. While connecting to the servers he gets an okay ping, but since the game uses a lot of data streaming, when ...
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336 views

QoS for variable bandwidth connections

My DSL connection does not have a reliable max speed. I've used Tomato's QoS in the past, and it seems to work, but chokes when the DSL speed decreases lower than the max setting. If your ...
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116 views

Suspicious behaviour of twistd

Recently I installed Ubuntu 11.04 on my laptop with all the latest updates. For the last two days I've been observing that my network traffic is showing 100% usage (max bandwidth) even when all the ...
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17 views

Can I have server and client on the same machine and run network bandwidth test using iperf?

I have two ethernet ports (eth0 and eth1) on my system. I've tested the bandwidth with two systems and got ~940Mbit/s. If I use one of the ports as server and the other as client, I always go through ...
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46 views

How to calculate bandwidth usage for RDP

I'm looking to calculate the actual amount of data sent and received for RDP for a given session. Just trying to figure out, given a typical hour or day of usage, how much bandwidth I would use if I ...
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59 views

What's the theoretical latency of 802.11ac?

Inspired by this slide, I became curious to know the (theoretical) latency of the latest WiFi standard. However Google didn't help. This ppt's 8th slide, compares latency of 802.3 (3000 microsecs) ...
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103 views

Properly throttle bandwidth per user

To be clear from the get-go: I did search before asking this question. I've found the following articles: How to throttle bandwidth on a Linux network interface? and Bandwidth Throttle for linux. ...
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44 views

Optimizing bandwidth usage in a network of internet peers with minimum activity requirement

Suppose we have a HTTP-based network comprising N identical nodes. Each node needs to receive a request (S bytes) from anyone else at least every T seconds for the network to appear alive to it. In ...
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24 views

Utility service that logs total network usage

I would like to know the total bandwidth our internet provider essentially provides to the many competing devices in our home. Is there a simple windows service that uses a wireshark like trick to log ...
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146 views

Best compatible firmware for my router to set bandwidth caps?

I have a Linksys N300, E1200 router and it has a built in QoS functionality, but I read somewhere that QoS is like spikes, as in like turnlike and not constant (I'm sorry I don't know how to explain). ...
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8k views

OpenWRT - Bandwidth limit per client

I want to limit bandwidth on my openwrt router's wlan interface, but per client. Imagine you have 3 laptops connected. Each of them should only get 1/3 of the maximum speed. Is it possible somehow? ...
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377 views

internet bandwidth control among programs in windows 7

I have comcast basic cable internet, i am getting 7mbps down based on speedtest.net. I am running windows 7, normal installation. Whenever I am downloading something (via http or ftp or p2p), the ...
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375 views

Lower bandwidth on Linux than on Windows behind same wireless router

UPDATE: When I connected via an Ethernet cable directly running from my Linux laptop to my wireless router, I get the correct bandwdith (~10 Mbits/s). It's only when I connect wirelessly that my ...
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253 views

Bind process to network interface

I'm attempting to perform simultaneous bandwidth tests from a single machine using multiple network interfaces. None of the utilities I've found so far allow me to do this. The closest was iperf ...
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87 views

to measure throughput of testing device connect to server via AP

Description of project-> I have a test tool to which DUT connects. The test tool has an access point in it and once DUT get connected to it via mac address we check RSSI and some other features ...
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424 views

Strange speed jumps when downloading a torrent file

I've been experiencing strange download behavior in a torrent manager on archlinux. Whenever I try to download a torrent my speed starts dropping and getting back to the same level again and again. ...
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747 views

Windows 8 network speed capped at 10mbit

I have a Linux-based file server at home which I access from my Windows machine through SMB. I have been running Windows 8 Consumer Preview for ~6 months straight without any issues. I've recently ...
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65 views

Monitering Bandwidth over lan

I am using ccproxy to moniter which computer in my house is using how much bandwidth. I created an account and set it to "Permit Only" and Authentication type "IP address". I created new account but ...
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987 views

Limit Netflix bandwidth

Netflix massacres my ping whenever I play online games. Preferably, I'd like to be able to monitor and limit/assign priorities to any applications using my home network, but if it's a ...
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57 views

QoS or something else?

When running a bit-torrent client I find that it uses all my available ports(right term?), such that I can't surf the internet or get any response from web apps. This is not a bandwidth issue as I ...
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250 views

Bandwidth Sharing 2 pcs ( linux and windows )

Greeting All How can we share bandwidth between 2 pcs ( a windows pc and a linux pc ). We have one adsl connection. We would like the users to share bandwidth when both are active and when only one ...
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16 views

Is it true that graphics card with 320-bit bandwith will have the same performance as a card with 256-bit bandwidth?

My graphics card's memory interface has 320-bit bandwidth. I have heard that there is no real gain from values over some multiple of 2 (256, 512, etc.). Is this true? How exactly does such interface ...
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26 views

How can I restrict FTP server bandwidth based on IP?

I am stuck at this problem and don't know how to solve this. I have a FTP server based on Windows from which users are able to download movies. It works with LAN. Now, I want to restrict users' ...
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29 views

YouTube throughput problems (gaming channels)

Sometimes I get YouTube throughput and buffering problems, even though I use YouTube center to disable DASH playback. For example, right now featured videos on the front page of YouTube work fine for ...
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28 views

Calculating memory bandwidth using CUDA device properties

I am trying to measure my GPU's properties using CUDA's cudaGetDeviceProperties and I am not getting the correct bandwidth. The code snippet I am using is: for(int idevice = 0; idevice < ...
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25 views

How to download files with time-based bandwidth limitations?

I have huge files (15 Gb) to download from a provider which asks me to not download these files during buisness hours. I've tried using FlashGet, or Free Download Manager, but I can't schedule ...
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39 views

Server bandwidth issues, sending packets to China

Can I solve this issue with IPtables? I have come here as a last ditch effort to figure out what is going on. About a year ago I had my Minecraft server running out of my basement for me and my ...
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16 views

Can I use perfmon to measure my non-local (internet) bandwidth total from my machine?

I am looking for a quick way to measure my laptop's internet usage as a running total (rather than a point-in-time data plot). Performance monitor seems to offer a lot of options, but I am not sure ...
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6 views

TP LINK AV 200 (v1.2)

On my home network, all machines apart from one are on normal CAT5 or wireless connections. There is one machine that uses the TP LINK AV200 (V1.2) and it is a gaming machine. When this machine is ...
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Networx bandwidth monitoring seems broken

Networx initially seemed to be showing correct bandwith monitoring but for the past two days seems to be faulty. The only thing I changed in that time was unchecking Transfer Cap and Seeding Goals in ...
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27 views

How to determine which process is eating up your bandwidth on Windows over the long term?

I found a couple of software solutions for this already like Cucusoft Netguard and using the Resource Monitor's network tab (resmon) in Windows. These programs are similar to nethogs on Linux. But ...
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14 views

Start task according to bandwith speed?

How I can start task according to my downloading speed "Bandwidth". Lets say I want to start .bat file if my downloading speed didn't exceed 50 KB/s for more than 50 seconds. What tools should I have. ...
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65 views

How to setup an efficient badwidth management for home wifi

I plan to share our wifi between 4 roommates and occasional guests and mobile devices. We consume mb differently so the bill will not split evenly. I would like to setup something as follows: When ...
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47 views

Debugging choppy video playback on LAN - Bandwidth measurement

I am using VLC to playback videos stored on a personal NAS. I sometimes experience choppy playback, which I would like to diagnose by measuring with precision what bandwidth is required by the video ...
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38 views

Save bandwidth when tethering

I'm tethering from my phone for a windows-8 computer. I can change the behaviour of gmail so that it will use html and consume less bandwidth. I closed the dropbox process. However, there are many ...
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126 views

Skype 4.3 uses too much bandwidth for the camera

On Skype 4.2 everything works perfectly, however when I try to video chat with 4.3, once I turn on the camera it will maximize my upstream until it chokes out everything else and eventually ...
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18 views

Setting global rates in trickled

I try to limit download-upload bandwidth for each users on Debian. trickled -d DOWNLOAD_LIMIT -u UPLOAD_LIMIT is supposed to limit bandwidth completely (according to some articles on Web). But it ...
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43 views

Wimax bandwith and download speed issue

I have very bad problem in my office. we have medium size network in our office (around 200) pc s with windows xp and they connected directly to a linux samba server. our internet connection is 8Mbsps ...
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130 views

How to limit internet speed for differenet users

I am using windows 8 , I have two users, one is administrator account and another is guest account. I am using a dial-up connection and sometimes a wifi connection. I want to limit the internet speed ...
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426 views

ADSL Modulation Setting for better speed

At home, I am still stuck with ADSL broadband connection. Recently I upgraded to 8mbps plan, and purchased a new DLink ADSL modem, and set it up. It's working fine, but the connection speed seems to ...
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83 views

VLC streaming upload buffer

I'm trying to stream a Variable bitrate stream over the internet: Video is Variable between 8-10MBit Audio is Constant @ 256KBit My upload at home is a steady 10Mbit. The downstream of the place ...
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28 views

ISP speed limit not functioning correct … how to replicate on purpose?

I recently moved to Jordan and the internet is not the greatest but i got my self an internet plan with 50gigs of bandwidth with a 10migs download speed. once i spend all my bandwith i still have ...
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153 views

VPN save Bandwidth?

is it possible to setup your VPN so that only sites hosted on the VPN use its bandwidth? For example, if someone connected to my VPN, how would I stop them watching loads of YouTube videos and wasting ...
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234 views

Share ADSL connection and control bandwidth

As the title mentions, I need to split up my ADSL Internet to share with a neighbour, and I want to cap their bandwidth use. I have two different routers that I can use if it helps: Asus dsl n10e ...
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24 views

Why the usage spikes?

I have a Verizon wireless account with a phone and a wireless router. I have a 2 gig data plan - I do not use much bandwidth, as I use my computer for email, web, writing, and development, much less ...
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58 views

Determining contributors to elapsed time during a network request

The situation: There is a remote server. I am running a client program that makes calls to the server and requests data. These requests perform very slowly. The server limits the number of results ...