Questions tagged [hub]

An Ethernet hub is a device for connecting multiple Ethernet devices together and making them act as a single network segment

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Usb-c Hubs with power delivery support

I was considering to buy a usb-c hub for my new laptop Asus TUF fx507 model and the thing is that it does not support usb-c power delivery BUT I actually don't need it. I just need to know does that ...
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Will a 10Base-T Hub slow down a 1000Base-T Switch?

My network hardware consists of a Fiber ONT, an OpenWRT-based gigabit router, and a Zyxel GS1200-8 gigabit managed switch. I have assorted 10, 100, and 1000 Mbps devices connected to the Zyxel. All ...
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Four port USB hub only provides power and no data connections

My laptop is an HP 255 g8 and, I have a 4 port Vecco USB 2.0 Hub, but it only provides power. If I try to plug in a 32GB USB Data Traveller flash drive it doesn't work. I've tried to plug it into ...
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USB HUB on Synology NAS gets disconnected when moving files from one drive to another

I have purchased a USB hub (Atolla - USB 3.0 Hub with 4 ports) to connect several 3.5 in external drives to a Synology NAS (Synology DiskStation DS118 single bay NAS), all of them have their own ...
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Eject and re-recognize drives connected to a USB hub on a Synology NAS

I recently purchased a multi-port usb hub so that I can connect multiple external hard drives to my Synology nas. When I don't need to use them, I eject them safely from the web interface and then ...
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Is it possible to use a usb hub with a kvm switch?

My preferred keyboard and mouse need 2 usb ports each (thanks, razer). This has put me in a bind because I need to kvm for work purposes and none seem to be setup for kb/m that need 2 usb ports each. ...
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Is it safe to use a powered hub while plugged in?

I have a USB hub which powers itself when plugged in to USB, but also has a DC pin jack for using the hub as a multi-port charger if you don't have USB available (or want to provide charging to a ...
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Does USB C hub/docking station cut the speed of USB ports it provides?

If I connect all peripherals to a USB-C hub (or docking station) that is connected to one USB-C port of the PC, will the USB ports on docking station support the full USB speeds? Assume it exposes USB ...
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Could it be the length of my USB cable have caused multiple SD cards to fail?

Recently three of my SD cards have failed in rapid succession so I suspected it has something to do with something else than the SD cards. Two of them failed in the same mannter, the other one died ...
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How many devices can I power on USB 3.0 Hub vs USB C hub?

I was reading this thread here, but I don't have enough reputation to reply: The Math Behind Lots of Devices on a USB Hub Hex gives a very detailed answer in that "a powered hub with maximum ...
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Usb devices connected to powered hub don't reinitialize properly after reconnecting the hub

I use a laptop that is usually at my desk. Have a bunch of USB peripherals that I use (audio interface, midi controllers, mouse, keyboard). I connect these through a powered USB hub. This usually ...
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USB switch faster on one PC than the other

I've recently bought a two usb switch from startech so I can use a usb hub between my work laptop an and my home pc. I have a external USB 3 drive on the hub. when I transfer files to my work laptop I ...
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USB star config

I'm facing the following scenario: Step1: I have a board (device1) that has a USB stick (device2) connected to it. Step2: I have to unplug the USB stick (device2) and connect the board (device1) to a ...
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USB-C Alt Mode display and Thunderbolt 3 simultaneously

I have a laptop (2018 Lenovo 720 15") that has a single USB-C port. This single port is supposedly USB-C with Alt Mode video and also Thunderbolt 3. Is it possible to use all of USB, video and ...
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difference between transfer speeds through an USB 3.0 hub and without it

i have a portable hard disk (superspeed USB 3.0). when i move a big movie file from my laptop to the hard disk connected to the USB 3.0 port in my laptop, the maximum transfer speed is around 70 ...
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Nginx - hosting .net core app with signalr

I have an ASP.NET Core web app which is using signalR hub to communicate with clients. I'm hosting this on Raspberry Pi 2 with nginx reverse proxy. The app is working on localhost port 5000. I'm ...
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How to properly daisy chain network switches?

My setup will be similar to the image I created above. Let me summarize: My old Cat3 phone lines will be converted to ethernet by simply adding some ethernet plugs on the end of the cables. I'll then ...
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Unplugged Ethernet Cable Causing Network Slowdown

A few days ago the internet speed on my main PC went to near zero. It's an HP Elite with Win 7. Here's the setup: NIC - 2' ethernet cable - union - 10' eth cable - union - 25' eth cable - powered eth ...
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assigning com ports to usb ports of a usb hub

I am starting to automate my lab and for that I need to connect 8 devices to my computer (not enough USB ports). All of them can communicate through a virtual com port. My question is that if I ...
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ThunderBolt 3 Dock/Hub on a laptop with USB C (Gen1)

I have a laptop (Lenovo Thinkpad l390) with 2 USB C and wanted to get a hub that had VGA and RJ-45, and maybe some other ports but most of the options I can find are Thunderbolt 3 Hub/Docks I was ...
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Using DSL router for hub only

Is there a way to use my ATT DSL router as a hub/switch only? I'm cancelling my DSL service but need a 4 port hub. When I disconnect DSL service, the other ports don't work. I have a Netgear b90-...
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Use Tomato router as ethernet hub?

I'm running tomato 1.28 on my N600 netgear router, and I have the following situation: I have an ethernet cord coming directly from a normal router (I'll call it router1), that I would like to use to ...
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Crossover cable or straight through between multiple hubs/switches

I'm networking a bunch of Raspberry Pis together on a subnet as shown in my highly technical diagram below: I'm wondering if the red cables are supposed to be crossover cables or straight through? ...
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Why am I getting packet loss when pinging raspberry pis on subnet?

I have three raspberry pis connected together on a subnet via a hub. I've given them all static IPs and I'm using one main Pi to ping the other two Pis. Here is my setup: Once the main Pi starts ...
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Who Can See My Ping Requests?

Diagram From my understanding: If a ping request is passed to another computer through the hub, the ping request can be seen by all 5 computers on the network If a ping request is passed to another ...
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Toggle Switch Internet Connection - Between Two Computers

I have regular cable internet. I also have a personal computer and work computer in my residence. I would like to toggle share internet, so if personal home computer is using internet, work ...
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Audacity freezes when attempting to record from my blue snowball microphone, while it's plugged into a hub

Audacity, by and large, works fine for me. I use Linux Mint 19 at the moment. When I have my Blue Snowmall microphone plugged in directly, it has zero issues reading from it. However, when I plug ...
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In house networking – hub or switch?

I have a 200 MBPS cable modem that has 4 Ethernet cables, but it is in one room, I want to go put a hub or switch in the attic and run Ethernet cables to each room in the house, two in the master ...
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*Hardware* / Win 7 / External HDD + HUB / Correct shut down

I hope someone can answer me that question Case:Im using several external HDD's which are connected to a hub, which again has it's own power supply and no on/off switch. Problem: I don't want the ...
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Webcam only detected through usb hub but not directly

I posted this question first on StackOverflow. I got the hint to post it here with additional information. So here is the updated question. Original question: I tried to connect a usb webcam directly ...
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connect multiple devices securely to a single device over internet without any static IP

I'm an electronics engineer with no experience and knowledge in networking. I'm working on some home automation project and will choose the best way to connect my phone(s) to the HUB(which controls ...
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Can we add external power to usb hub to power keyboard and mouse?

I have tried to connect a usb hub with external power as shown in the picture but dosent seem to power up my keyboard and mouse.! I'm trying to connect these two to my android device through an OTG ...
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1 answer
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USB 3.0 Powered Hub disconnects every few seconds but works fine on USB 2.0

I have a TP-Link USB 3.0 7-Port Powered Hub UH700 with 7 devices connected. I have the hub connected to my laptop via a Belkin USB 3.1 Type-C to Micro-B cable. The hub works fine for a couple of ...
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Is it important for a USB 3.0 hub to be powered? [closed]

Since the power specification for USB 3 is significantly higher than that for USB 2, I'm wondering if it's important to choose a powered USB 3 hub over a less-expensive unpowered USB 3 hub.
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How to extend usb cable 30m thru ethernet? (with non-powered ethernet usb hub)

I need to connect a usb hub 15m from my computer, i've tried a hub with 4 slots and a power supply, and a 15m active usb cable. The hub has a wireless Xbox receptor (with up to 4 xbox controllers ...
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Collision Domains: Switch connected with two hubs

I know there are already some topics concerning Collision Domains, but I think my question is still specific enough to warrant a specific answer. I understand collisions only occur on half-duplex ...
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2 answers
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The Math Behind Lots of Devices on a USB Hub

I've been searching for a solid answer for this, but haven't found anything conslusive. Basically, I am getting a powered 7-port USB 3.0 hub, but I am plugging devices that are important or are high-...
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OS boot fails with external USB HUB attached (workarounds but no solution)

After extensive testing I have narrowed down a problem where both Windows 7 and Ubuntu Mate 64-bit won't boot with "Load Optimal Defaults" option in BIOS and a USB HUB plugged in (TA790GX3 A2+ mobo, ...
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USB HUB reboots when external power is applied - normal or abnormal?

Equipment: I have a StartTech.com 7-port USB 3.0 HUB plugged into a PC. There are seven devices plugged into the hub, and I'm running the 12VDC external power to the HUB as well. The HUB is plugged ...
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Connect 4 webcams to a USB HUB

I have a USB2.0 hub with 4 ports connected to my computer. Can I connect 4 USB cameras to this hub at the same time? Thanks
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How to share internet using hub instead of wifi router

I have broadband, and my ISP set up my windows PC for the internet via a Ethernet cable. But my other PC (which runs Ubuntu Linux) can't now connect to the Internet. My ISP suggests using a Wifi ...
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1 answer
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Bash not working any more?

I was trying to install home brew (I am new to the command line and was following some tutorials on how to get up and running with github). So I was following this Unofficial Update Method: Compile ...
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What do I need to power a device via USB?

I have USB Y cable and if I am correct one of them is only for the power supply. It was suggested to that I get a USB powered hub but I only want to supply 5V of power for a single port. Would it be ...
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51 votes
6 answers
10k views

Why is a router needed?

I‘ve been trying to figure out why a router is needed. I know a router can be used for DHCP and some other things, but I’m just thinking of networking with static IPs. So the following: Is it ...
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Network Hub to Hub - no network

I've set up a home network using hubs. I know it's best to replace hubs with network switches however the hubs were donated and it's not feasible to buy network switches. The setup consists of a hub (...
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How to extend or to divide a network? [closed]

I try to understand the difference between the Switch, Hub , Bridge , etc ... But I did not really happen. In the event that I wish to extend my network or divide, what material should I use exactly ?...
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Windows Tablet data and power from one USB

My Windows tablet has one mini USB port which is used for charging the tablet's battery as well as for data transfer but because there is only the one USB port it won't let me do both at the same time....
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Make CISCO RVS4000 into hub mode

I am trying to do packet analysis with a RVS4000 Cisco device that has four computers connected. The device is not broadcasting packets to the other devices connected to the device. For my lab, I ...
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Can just modem + hub distribute internet to the computers without router?

As I asked in question header, without router can we share the internet with modem+hub or modem+switch?
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Connecting youview box via a D-Link DIR-655 to broadband

Hope this is the right forum to ask this question: I have a recently installed youview box with BT Infinity broadband. I would like to use an old D-Link DIR-655 to connect from the TV broadband ...
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