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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Wireless Multicast transmission

I'm working on a high bandwidth application which uses multicast. Let's say there's 20 ip devices connected wireless to a router. One ip device sends a multicast packet to the multicast group. Will ...
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Does image block (firefox addon) save internet bandwidth usage?

Does image block save internet bandwidth usage? I have a data capped plan from my ISP ( 5GB at 2mbps and thereafter 256 kbps / pm). I doubt if the addon or other similar addon actually saves ...
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300Mbs on a wi-fi router are available for each connection? Or that bandwidth is shared among the devices?

So I have a Wi-fi router that operates with a 300Mbs capacity. What I want to know is: Do those 300Mbps are shared among all devices connected to the router? Or does each wireless connection to ...
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Bandwidth Monitoring for Linksys E4200

I have a Linksys E4200 router with about 10 computers connecting to it. I'm looking for a way to monitor bandwidth usage in real time. I am willing to install custom firmware if it can get the job ...
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Converting bandwidth: Bps-Bytes/s MBit-MB

When buying network hardware the specs usualy contain "Bits". Software usualy uses "Bytes". What are the formulas for converting bandwidth measures? Examples (assuming perfect conditions, ignoring ...
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Limit amount of bandwidth a program can use per month [closed]

I know there are programs to limit the speed/bandwidth usage of a program, but I am wondering if it is possible to limit the amount of data a program can use per month. Once it gets to a set amount of ...
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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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43 views

What is a general term to describe total units transferred?

I've been seeing the term "bandwidth" abused in recent years, especially by telecommunications companies. People refer to transfer caps as "bandwidth caps", but bandwidth describes a rate not a ...
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Simple network monitoring application for windows

I have a PC dedicated to one task only, Online streaming through Wirecast, But many times I find intermittent issues with my streaming due to Bandwidth issues, DNS issues etc. So I need a very simple ...
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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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856 views

Bandwidth of PCI SATA card VS built-in SATA

I have an older HP DL 380 G4 server that I want to utilize as a NAS. Currently it has 6 Hot Swap drives coming in at a measly 36.4 GB each – not exactly a ton of space. It does have a PCI slot ...
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Multilayer LACP [migrated]

I have a network switch that is limited to 2x1Gb/s LACP teaming, however have a file server with a 4x1Gb/s network interface. What options do I have to aggregate all available bandwidth without ...
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How to get current bandwidth usage from command line using built-in Linux tools?

I'm looking for a good way to get the current total bandwidth usage on a linux machine. I’ve tried iftop, nethogs, but they don’t show real bandwidth usage compared to system monitor; they don’t suit ...
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280 views

Mac OS X Yosemite limiting upload bandwidth

I have ADSL internet, and when there is an application uploading to the internet at full speed (e.g. Skype or Chrome during file uploads), the download bandwidth becomes very very slow. I.e. I cannot ...
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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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579 views

Is it possible to combine the bandwidth from a DSL modem and a ClearWire modem?

Kind of a crazy question, but... I am looking into getting a backup internet connection. I have DSL and ClearWire can now reach 4-5 meg speeds. I was thinking about getting that service as a backup ...
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41 views

Bandwidth information from traceroute command

I was wondering: is it possible to calculate bandwidth information from a simple traceroute command? Maybe an approximation using the distance between the nodes could be possible. The reason I am ...
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1answer
45 views

Will a 10 slot USB3 hub provide full bandwidth for 10 USB2 flash drives, and if not, where is the bottleneck?

I am wondering if a USB3 hub connected to a USB3 motherboard could sustain 10 USB2 flash drives being used simultaneously to transfer data at full bandwidth. Theoretically USB 2 speed is 60 MB/sec ...
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9answers
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Is there a good tool for monitoring network activity on Mac OS X?

Is there a good bit of software on Mac OS X that I can use to monitor incoming and outgoing network activity? Nothing too geeky, I just want something simple to use. I'm on version 10.6 (Snow ...
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4k views

Options for bandwidth management on a shared internet connection

The premise: Rural location, not many options for high-bandwidth internet connections. The fastest by far is Satellite internet, but it's expensive (both equipment and monthly cost, and has latency ...
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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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58 views

DNS resolution fails while torrents are running

When I turn on torrents, I am unable to use the internet for anything else. This primarily affects my web browsing where the browser fails to resolve hosts. Once torrents are turned off, I am able to ...
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How much bandwidth does a T1 typically give?

We're about to move into a new apartment which has a T1 for $35 a month. How much bandwidth does a T1 usually supply? Right now we are with Comcast cable which theoretically gives us 14mb down / 7mb ...
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31 views

Linux RAM throughput statistic for a given PID

How do I find out how fast is a certain process accessing the DRAM? There are lots of ways to monitor the CPU usage, memory footprint etc etc, but is there a utility I can use to monitor the memory ...
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2answers
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Why do the packets intended for other computers on a local network not saturate our bandwidth?

On a Unix or Linux computer we can run the iftop command and monitor the packets of all the other computers on our local network. Why does this not completely saturate the bandwidth of our connection? ...
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How to share bandwidth among different applications?

Suppose i am running git clone in my terminal and downloading something via firefox, if I would like to limit the bandwidth usage for one of the applications and increase more for another, is there a ...
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44 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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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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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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How do I split an internet connection into 4 equal connections?

My 4 roomates and I have a problem: One of my roomies is downloading torrents all the time. When somebody need make a call or doing something like you tube or a quiz using the internet conection. The ...
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61 views

How do I calculate bandwidth consumption of 700 users

Id like to know how to properly calculate the consumption of user downloads in a given specified bandwidth. Say, I have 700 users which will simultaneously download an image with file size (300KB). ...
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1answer
661 views

How to limit the upload/download of a program already running (A process)?

I have already tried trickle and wondershaper. I need a program that can limit the speed of download/upload of an already running program. Similar to the how NetLimiter in Windows limits already ...
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245 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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Rate limiting bandwidth per IP

First, I am not that good with computer. I even had problem with Windows PC. Right now I own a restaurant which happened to offer free internet. My ISP has my connection setup using a Ubuntu 11.1 box. ...
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7k views

How to limit max bandwidth per IP/MAC address

I have a client who would like to offer free bandwidth to his clientèle but limit the amount of downloaded bandwidth by either MAC address or IP address on a given day. Believe it or not, bandwidth is ...
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7k views

How to add bandwith limiter to Linksys WRT54G (for Free)

I need a way to limit the bandwidth for certain IPs, or just limit the total bandwidth served through the wireless. Is there a way to add this feature to this router? I have the following firmware: ...
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Slow down my own connection

I want to test a program I have developed on LANs that have a very slow connections. I have two computers here, I want to run a program on one that will kill the bandwidth on my connection. Is there ...
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why was “bandwidth” chosen to describe a rate? [closed]

It just doesn't seem to make sense to use the term "width" to describe a rate, but maybe that isn't even right. The common thing you hear now is that you may be limited to a total amount of data ...
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590 views

Torrent client allowing upload/download rate limit depending on the time of day

With Azureus/Vuze, can we set an upload/download rate limit depending on the time of day ? If not, do you know a torrent client allowing this ? Client must be available on Linux. EDIT After ...
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Is SATA bandwith per Port or per Controller?

I always assumed that it was per Controller channel, and that If I have 4xSATA 3.0Gb/s ports on my Motherboard then I should have a potential 12.0Gb/s of bandwidth. However, after doing some searching ...
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Setting up a download limit for a computer

A friend of me asked me a question like that I have a modem, and a house mate. He is using my modem, and slowing down my internet. What I want to do is, limit his bandwidth without using any ...
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3answers
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Is it possible to rate-limit an scp/sftp/rsync/etc transfer from the command-line? ie, manual QoS on a single command?

Specifically, I am looking to rate-limit an scp or sftp session (or other arbitrary network call) in the call itself. For example, let's say I want to copy 100MB to one server, and 1GB to another. ...
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1answer
1k views

How can I make bandwidth intensive applications have lower priority than other apps like web browsing/skype

When using bandwidth intensive applications like FTP/bittorrent/newsgroups these will often use all available bandwidth and consequently things like web browsing/video streaming/skype calls will ...
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2answers
3k views

How do Internet Service Providers limit bandwidth?

I get capped once a month after my International bandwidth runs out. I was wondering exactly how Telkom, the monopoly broadband service provider in my country achieve this. Technically, how do they ...
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2answers
137 views

Internet slow down after 2-5 minutes Win7 x64 Realtek PCIe FE 8167

I am at my wits end here. I have been fighting this issue for about a few months now with no end in sight. I purchased a new HP Pavilion 17-e180nr with a Realtek PCIe FE 8167 NIC that came with ...
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1answer
33 views

Mirror an ftp site, but create empty files instead of full files to save bandwidth

I want a listing of all files and directories at ftp://ftp.ncbi.nlm.nih.gov/snp/. But I don't want to download the contents of all the files. To save bandwidth, I hoped that wget would have an option ...
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1answer
71 views

limiting svchost.exe because of copping internet good or bad?

I recently came into problem with one of windows's processes called "svchost" I dont know what is used for, but it chops my bandwith to death and increases my ping (i play online) I recently installed ...
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Is “looking at an RDP” the same as looking at pictures online? [duplicate]

I've always wondered if using a remote desktop is the same as looking at a series of pictures online. As far as I can tell, the client machine I use to log onto a remote desktop produces (draws) a ...
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3answers
60k views

How can I limit bandwidth of other programs?

Is there a way so that I can selectively limit bandwidth of a running process?
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2answers
4k views

internet bandwidth measurement?

How the internet speed is calculated, and how does it differ from other speed measurements (like CPU speed)? For example, what does it mean if somebody says, "my internet speed is 512"?