Questions tagged [bandwidth]

Bandwidth tag should be used when asking questions about data transfer rates over various data buses or network protocols.

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Should I buy a switch or a new router to make use of all the bandwidth I am paying for at home?

This is my current network configuration, with the <- bandwith each device is receiving: - ISP modem-router offering 300 Mbps both by ethernet or WiFi <- 300 - TV (wired) <- 300 - ...
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30 views

How to limit inbound SMB bandwidth?

Prologue: This is not a duplicate question. There are many questions and answers about that subject, but I haven't found a single one which deals with inbound traffic and provides a reasonable answer. ...
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1answer
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throttling bandwidth for a specific app

I only use slack in linux for chats and messages, not for calls. Yet, I see it eating my network bandwidth to a crazy level for past few days. It may be having something in the background or maybe it'...
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56 views

Monitor USB device bandwidth usage

I bought a HDMI capture card that is plugged in with USB 3.0. (Elgato HD60S) I would like to know how much data is put through that USB connection. For example when transferring data to external hard ...
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25 views

Limit Microsoft Teams video bandwidth

Microsoft Teams use all bandwidth available to maintain maximum video quality. I'm monitoring bandwidth with Centreon : if 6Mb is available, it will use it. Of course, it cause problems. I want to ...
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1answer
66 views

Disabling WMM causes Wi-Fi Speeds to drop to 14Mbps

So due to certain problems with my Android Device I decided to disable WMM in my router settings (which fixes the problem) But after disabled the total speed of the Wi-Fi is reduced to a extremely low ...
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13 views

Are we still limited by TCP Windows Scaling when we want to fully utilize download speed from far away servers?

According to this website, as soon as round-trip time is increased, we lose a bit of our real-time capacity throughput to distant servers using default TCP Window size of 64KB. My network bandwidth is ...
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27 views

Is it feasible to use an EdgeRouter or iPFire for traffic shaping on the WAN side of a UniFi USG 3P?

I need to limit the transmit rate of my UniFi USG router because wired devices on my network are overloading my WISP's SM ("radio"). This article about setting traffic bandwidth limits in ...
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1answer
26 views

Do devices on the LAN side and WAN side of a router adjust to a slow connection?

I use a Wireless ISP in a rural area and am curious why some incoming or outgoing traffic overloads my Internet connection. For example, if my iPhone has Background Refresh enabled it causes a ...
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record PCIe Bandwidth Utilization with nvidia-smi

I have a couple of questions regarding the utilization of the PCIe and nvidia-smi: What is exactly the PCIe Bandwidth Utilization shown in the Nvidia X server. I did not find any direct explanation ...
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37 views

QOS and home networking, packet prioritization

I recently had a phone call with a tech rep over at Thinkorswim (a stock trading platform) who, after looking at my app usage, said that Thinkorswim was low on the QOS ladder and therefore could be ...
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Netflix bandiwth usage changes when using router and hotspot

I came across a strange situation at a friend's home. She has a Samsung smart-tv with Netflix on it, which connects to the Internet with a 4G router through WiFi. In this setup the bandwidth is as ...
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Can you suffer bufferbloat when using only 1/4th of your bandwidth?

As the title suggests, is it possible to have bufferbloat without hitting your max download or upload speeds (on Ethernet)? I have recently moved into a new house and asked for the internet to be ...
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Is there any relation between the “transmission rate” R(bandwidth bps) and “propagation rate” of a signal?

Is there any relation between the "transmission rate" R(bandwidth bps) and "propagation rate" of a signal? As per my understanding bandwidth is basically how much data travels ...
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IPv6 consistently slower on my network

This is more of a theoretical question than a practical one, but my ISP gives me a dynamic IPv4 address and a /56 IPv6 prefix. When running bandwidth checking tools, I see that I consistently get a 2-...
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81 views

What is “inetinfo.exe” and how can I disable it permanently?

I am currently using Windows 7. A process named inetinfo.exe is slowing down my laptop. It is eating all my bandwidth and I can not use my bandwidth at other activities which are important to me, ...
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441 views

Error: No response from the remote server

I am an ISP and have almost 80 users. I am using powerbeams to users at some distance. For few days I am facing an issue that few users from the same side lose their internet connection for few ...
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1answer
151 views

What's the maximum typical speed possible with 802.11n WiFi for local network file transfer?

I know that: the theoritical limit of 802.11n Wifi is 450 Mbps in the 5Ghz band (that I use), the router reports a 450 Mbps speed (using nirsoft's great tool WifiInfoView) Windows reports a 300 ...
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429 views

Adding both Delay + Bandwidth restrictions via TC

I'm trying to set both delay + bandwidth to tc. However I can't add two rules without running into. Error: Exclusivity flag on, cannot modify. I want both: tc qdisc add dev enp5s0f0 root tbf rate ...
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Recommended 10Gb NIC in PCIe 4.0 1x slot? [duplicate]

I've been trying to figure this out for some time, and lots of googling has seen lots of discussion but no actual answers that I can find. I'm the happy owner of an AMD Ryzen system on an ASUS TUF ...
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166 views

How to reduce Zoom meeting data consumption on Windows 10 PC?

My internet bandwidth consumption is approaching the ISP cap. I checked bandwidth consumption and found that by far the heaviest user is a laptop (laptop A) used for ZOOM meeting (school), using 13GB ...
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158 views

If everybody uses the 5GHz WiFi band, won't it have the same issues as the 2.4GHz band?

Recently, I've had many issues with my home WiFi connection. I purchased a WiFi extender that works only in the 2.4GHz frequency, only to realize that the 2.4GHz band in my house is extremely slow ...
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1answer
29 views

Single band wifi extender with dedicated backhual channel, without halving user bandwidth?

I am trying to understand how wifi and wifi extender works on a super high level. Some wifi extenders (such as Netgear Orbi) are advertised with tri-band, and saying a dedicated band is used for ...
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1answer
30 views

Optimum usage ratio for broadband [closed]

A headteacher I friend has asked my advice regarding how to optimise broadband usage in anticipation of another covid lockdown.The current speed is about 100GB and at peak usage there are about 200 ...
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1answer
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What is the speed and detail operation when several devices do a Speedtest in an MU-MIMO router simultaneously?

I have read a lot of articles that try to explain how MU-MIMO works, but I still can't figure out how the below picture works. It shows that MU-MIMO Wi-Fi allows every device to have an ISP speed ...
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483 views

Converting pice 3.0 x24 slot to pcie 4.0 x16, possible?

This is for a high bandwidth ssd. I know I can plug the pcie 4.0 card into a pcie 3.0 x16 port directly, but then I would be stuck at the bandwidth of pice 3.0 x16 which wouldn t be able to exploit ...
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81 views

RT-AC88U bandwidth limiter affect device that's not in the list

I set an Android phone to have a bandwidth limit of up\down 10Mbps in Asus RT-AC88U. Apparently this setting affect the bandwidth of a wired connected laptop. The laptop is not even in the bandwidth ...
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Why does LetsEncrypt consume so much bandwidth

I was looking at my traffic patterns for my home network. Below is a screenshot my bandwidth for various destinations in the past 30mins as seen on my EdgeOS dashboard. Why is Lets Encrypt's ingress/...
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1answer
118 views

How do I detect network traffic, and dynamically throttle a server's connection?

I have a Raspberry Pi running a computer program that requires a lot of network bandwidth. In order to prevent the Raspberry Pi from using up all of our bandwidth provided by the ISP, I want to ...
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2answers
213 views

Does internet speed mean per device or per modem?

When my ISP says my internet speed is 50mbps, does that mean each device I have in my household can receive up to 50mbps at once, or does that mean the sum total all the devices is up to 50mbps? Also ...
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19 views

How to isolate bandwidth issue across multiple hops

We are streaming video from OBS and according to the OBS logs, our bandwidth is inconsistent, causing dropped frames. Our internet connectivity goes from our ISP hardwired into our facility, then a ...
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104 views

why the bandwidth of hybrid fiber-coaxial(HFC) is shared while fiber to the home (FTTH) is not

I'm reading a textbook which says: HFC, rates up to 42.8 Mbps and upstream rates of up to 30.7 Mbps, bandwidth is shared. FTTH: 2-10Mbps upload; 10-20 Mbps download; bandwidth is not shared. I don't ...
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1answer
78 views

Having trouble understanding USB 2.0 industrial camera bandwidth

I'm using an IDS uEye industrial camera like this one. It basically records 1280 x 1024 at 23 fps (4 channels of 8 bits). As a result of some possible usb power/bandwidth problems, I was trying to ...
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201 views

Thunderbolt 3 - calculate bandwith required by monitors

As described by the Thunderbolt 3 Technology Brief DisplayPort signals transmitted over Thunderbolt 3 links have higher priority than PCIe/USB data so in case the total required bandwidth exceeds the ...
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39 views

using FFMPEG, what is the lightest way to stream a mostly static picture? (in terms of bandwidth)

I want to optimize a radio-like stream for youtube or twitch that features a progress-bar refreshing 5 times per second. Except for this progress-bar, the other parts of the video is static. Every 10 ...
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9 views

How to view the processes consuming my network interface bandwidth?

I want to be able to see what is contributing to my current system bandwidth received from my em1 interface. From sar n -DEV 1 I see that my rxKB/s is 1089 mb/s Average: IFACE rxpck/s txpck/...
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22 views

Why is sar command rxkb/s different than iotop command's total disk write kb/s?

I'm using fio to write to a nfs mount point to test the bandwidth of my nfs server (async mount). I'm getting inconsistent results for trying to find the maximum IOPS that my nfs server can handle ...
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1answer
35 views

One ethernet cable or should I install more?

I have two cctv cameras, a tv and my desktop pc that I want to connect to the router about 20m away by ethernet. Will a single cable do with an unmanaged switch or should I install two or even more. I ...
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1answer
34 views

Does Skype continue transferring video to clients that choose not to consume it?

I attempt to find any information on whether Skype continues to download video streams in conference calls, when I close/minimize the video window, thus effectively downgrading the conference to an ...
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2answers
45 views

How to consume upload bandwidth without a server?

I need to consume as much upload bandwidth as my connection will provide, but I would like to avoid needing a server on the other side to receive this traffic. What's an easy way to generate a bunch ...
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1answer
29 views

Linux limiting upload bandwidth

I have a linux server that is reporting (on a 250 / 25 Mbps connection line) 240 / 3.5 Mbps. On the same network, another device (this one windows, and both wire-connected, no WiFi involved) is ...
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76 views

What is the speed/transfer rate of a HDD SATA 3 connected through Optical Drive Caddy?

I would like to put a 2nd HDD SATA 3 device into the optical drive caddy and I wonder what would be the speed rate in this case. I know that HDD SATA 3 runs at 6Gb/s and the bandwidth throughput is up ...
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95 views

Bandwidth Concerns for 2 Webcams and an Arduino in a USB Hub

I'm working on a robotics project using an Arduino and two Logitech C920 Pro webcams. I'm trying to keep everything nice and tidy so I thought I could connect the Arduino and the two C920s to a ...
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1answer
43 views

QoS router vs. long ethernet cable

So I'm a CS student currently taking some online summer classes at my mom's house. So far, I had one class, through Jitsi videocall, and the connection went horribly. I know for a fact that our home'...
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45 views

Internet capped to 9mb/s on my pc. Other family members get the maximum of 20 mb/s

my internet is setup as shows. main router to wireless WiFi extender. Ethernet cable from WiFi extender to PC
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windows 10 ignoring 100BaseTx FD setting, cable not the cause

I hope you guys can help me with an issue I am facing for about 2 weeks since I got my new windows rig. I don't know why but windows does not recognize it's connected by a 100baseTx FD cable. PS C:\...
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32 views

How to determine the bandwidth of a AWS VPN connection between USA and France?

An on-premises business in Bethesda, Maryland (USA) needs to access servers at their on-premises headquarters in Paris, France. They are currently using a local service provider and Pulse VPN, but ...
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31 views

Windows 10 system slowing down Internet for entire office network after AWS CLI activity

I have an office network 5 PCs on it, a mixture of Windows and Linux PCs. I have recently discovered that whenever I use AWS CLI (AWS client utility), after it times out on a particular update ...
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34 views

Has anyone measured the bandwidth used by microsoft teams for installed app / web interface? [closed]

Given the current situation (covid-19 lockdown, lots of remote working) I am wondering whether I should install Microsoft Teams or just use the web interface of Teams, which is part of the online ...
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1answer
320 views

Determine Bandwidth of 4k video

I know I am doing something wrong because my math does not make sense. Can someone help me explain what am I doing wrong for purposes of learning. This is my logic: Approach 1 According to the ...

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