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.

learn more… | top users | synonyms (1)

3
votes
0answers
152 views

Is it possible to programmatically query for current USB controller bandwidth usage?

I am using three Logitech C920 webcams with mjpg-streamer. The setup works extremely well, but I just realised that it doesn't scale. I began encountering bandwidth issues when bumping the frame rate ...
2
votes
0answers
62 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 ...
2
votes
0answers
120 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? ...
2
votes
0answers
780 views

How to limit Google Drive's client bandwidth usage?

Is there any way to limit the amount of traffic Google Drive uses? I'm syncing Drive's content, and it almost swallows the entire bandwidth. I can't use Internet during sync operation.
2
votes
0answers
95 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. ...
2
votes
0answers
263 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 ...
2
votes
0answers
110 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 ...
1
vote
0answers
27 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 ...
1
vote
0answers
20 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 ...
1
vote
0answers
33 views

Calculate bandwidth for a crossbar system

Not quite sure which StackExchange community this question would fit it. I had an midterm last week where I had a question I still don't quite understand, and I hope to get some help here. So the ...
1
vote
0answers
83 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). ...
1
vote
0answers
1k views

WIFI: iPhone/iPad getting much slower bandwidth than laptop

I just got cable internet installed (Comcast). It claims that my down speed should be 25mbit. Over wifi, I get close to that on my laptop, but only about 8 on average with my iPhone/iPad. I'm using ...
1
vote
0answers
2k 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? ...
1
vote
0answers
135 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 ...
1
vote
0answers
189 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 ...
1
vote
0answers
168 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 ...
1
vote
0answers
74 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 ...
1
vote
0answers
245 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. ...
1
vote
0answers
596 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 ...
1
vote
0answers
60 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 ...
1
vote
0answers
758 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 ...
1
vote
0answers
196 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 ...
1
vote
0answers
53 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 ...
1
vote
0answers
233 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 ...
0
votes
0answers
9 views

bandwidth usage for live video broadcast

I want to develop video broadcast solution. I have requirement that there will be 130 student will live at the pick time to watch one professor lecture. This numbers(Students and Professors) both may ...
0
votes
0answers
36 views

How to limit bandwidth after a threshold is reached [Mikrotik]?

My router is Mikrotik RB951G-2HnD and I would like it to limit the connection speed to a particular website once some amount of traffic between the user and the website has passed. The website ip ...
0
votes
0answers
12 views

In bisection bandwidth how is the network split into two groups?

I've been trying to understand bisection bandwidth and what does it mean by the network being split into two parts? This seems to be highly relivant is it would influence the difficulty of a message ...
0
votes
0answers
133 views

Combining Bandwidth using multiple - Wifi Access Points, Adapters, USB cables using Connectify Dispatch?

AIM is to Combine bandwidth of multiple Wifi access points (free or secured) around a location using multiple high power adapters, using breakthrough software like Connectify Dispatch (which probably ...
0
votes
0answers
14 views

merge two net adapters for better stability and bandwidth

On Windows 8 x64 I use two main methods of connectivity: wifi usb 3G modem Both have stability issues. Each has a theoritical max of 512kbps from the ISP. What is a hopefully simple, built-in to ...
0
votes
0answers
23 views

ASUS RT-N65U router displays ridiculously fast internet speeds

My router's logging some ridiculous internet speeds. For example, here's a screenshot showing a max internet of speed 16.7 Gbps, and an average speed of 111 Mbps. I did complete a large download ...
0
votes
0answers
52 views

Best streaming method on VLC for saving bandwidth?

My question is more or less the same with this, but the answer is not really helpful. What I am trying to do is to stream from VLC to VLC on internet network. I have limited upload bandwidth 384Kbps ...
0
votes
0answers
51 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 ...
0
votes
0answers
108 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 ...
0
votes
0answers
128 views

Limit bandwidth with tc on Linux network interface

I would like to limit bandwidth on specific interface, e.g. eth0, at my local Linux machine with tc. Reason for that is that my Linux machine repeatedly eat all ADSL bandwidth available, e.g. while I ...
0
votes
0answers
16 views

How to utilize the bandwidth on multiple sites

I have multiple servers setup on different geolocations. Each of the site have different speed ,bandwidth and storage limit. I want to know is there any way to utilize all bandwidth from multiple ...
0
votes
0answers
37 views

How can I give priority in nginx for certain ips?

I want to download files from one server to another, my problem is that in peak time my servers are in high network load and the speed is not so great. How can I give priority in nginx for certain ...
0
votes
0answers
34 views

Low memory bandwidth

I have ddr2-667 ram and I measured my memory bandwidth via STREAM tool. Here is my results: Function Rate (MB/s) Avg time Min time Max time Copy: 2229.0490 0.0158 ...
0
votes
0answers
45 views

How do I measure channel with iperf for parallel clients case?

I want to measure channel for the case of thousands parallel clients operating through it. I want to find out is there any degradation of throughput in this case. On client side I use iperf -c ...
0
votes
0answers
22 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 ...
0
votes
0answers
33 views

How does Windows schedule network traffic?

I have a scenario where multiple connections are fighting for my upstream, and any one of them capable of utilizing 100% of what is available. I've noticed that with three concurrent uploads, one via ...
0
votes
0answers
46 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 ...
0
votes
0answers
303 views

how to troubleshoot asymmetric speed PPTP VPN speed? (downlink to client is slow, the server bandwidth up, and there is no encryption overhead)

I hope I have a general question motivated by my specific problem: I have acceptable upload speeds and unacceptable download speeds on my VPN while I think both endpoints have quite some bandwidth in ...
0
votes
0answers
78 views

scheduling various things and balancing bandwidth while using torrent and uploading

I have approximately 200 files to be downloaded via BitTorrent, these files can be from 200mb to 4.8 GB on the same time I want to take backup of some already existing pdfs in my home directory, ...
0
votes
0answers
1k views

Attempting to find where my internet data is being used. Does this seem right?

Google chrome Extensions Used: Adblock Plus IDM Integrated LastPass Neater Bookmarks Pocket I use a monitoring software called "NetWorx" to check the overall internet data usage. I also use ...
0
votes
0answers
106 views

Is download speed in linux greater than in windows, even in a vm? really?

Weird! Any explanation? Is it due to some QoS related bandwidth reservation?
0
votes
0answers
429 views

Slow download bandwith from Akamai when using company's DNS

I'm working in a company which got its own DNS servers, like many companies do. But I think they are not well configured. When I download files from popular CDNs like Akamai (read AppStore and Apple ...
0
votes
0answers
2k views

Endian firewall: How to limit bandwidth per total host / user

we have an endian firewall whit 2 dsl line and 30 user/host who use internet. Is it possible to limit the total bandwidth PER active host ? Suppose the total bandwidth is 3mbps and there are 3 user ...
0
votes
0answers
86 views

Broadband file transfer bottleneck

I am transferring a video (about 500 MB) created for a school project to my classmate's NAS box over our broadband connections. She has a 15 Mbps down and I have 15 Mbps up, according to multiple ...
0
votes
0answers
218 views

Forcing VNC to use more bandwidth

I'm trying to access a Windows computer on my 100Mbit LAN with TightVNC server on a Windows 7 box, and using vnc4viewer on the Linux machine; I have also tried the Java TightVNC viewer. However it's ...
0
votes
0answers
115 views

Internet download speed dropped down hugely, upload speed fine

I'm having a 10 Mbps LAN connection and it used to work ok, but since yesterday the download speed has been terribly low. I'm getting 266 kbps, BUT the upload speed is great - almost 10 mbps. I've ...