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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What is and how to increase the maximum number of usb devices?

I'm wondering what is the maximum number of USB devices the Linux kernel can manage? Does this depend on the root-Hub or something else, too? Is there a way to increase this maximum number? I need ...
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0answers
470 views

USB hub not recognized on one machine

Two Windows XP SP 3 systems. One recognizes and works with a General Electric 4-port externally powered USB hub. The other gives a unrecognized USB device error. Tried in all ports. What gives? ...
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3answers
715 views

Small home network cabling/routing/switching advice

Coming into my home, have a modem connected to an allegedly 20mb broadband connection. The modem has a single ethernet output. At present, I have it wired into a WRT54G 1.1 10/100 router with 4 ports ...
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4answers
5k views

What is a router? What is a switch? and What is a hub?

I always mess up with the basic concepts in networking. This are the very basic questions. What is a router, its functions and what is meant by routing? What is a switch, its functions? Many time I ...
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2answers
3k views

Can USB Hubs affect peripheral performance?

Like many laptops, mine has 2 USB 2.0 ports. I'm looking to purchase a USB hub for my peripheral devices. I'm also planning on purchasing a laptop cooler with two USB powered fans, which connects to a ...
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4answers
9k views

Where can I find an unswitched ethernet hub? [closed]

Back when I was just getting into networking, ethernet hubs were common, and switches were a fancy, expensive alternative. Then the price of switches came down so much that hubs became pretty much ...
2
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4answers
623 views

Connect PC and Printer to wireless network

I have a wireless router downstairs in my house, and a PC and printer upstairs. Unfortunately he PC (or printer) does not have wireless, only an Ethernet port. What would be the best product or ...
3
votes
3answers
433 views

Why are USB hubs mostly 4- and 7-port

Why are USB hubs provided in 4- and 7-port varieties. What's special about these numbers? Why don't I see 3-, 5-, 6-, and 8-port hubs? Is there something special about 4- and 7-port configurations ...
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1answer
182 views

wireless usb hub with the hub on the computer side - does this exist?

I'm looking for what is effectively a wireless usb hub, but where the "hubbing" part takes place on the computer-side. In other words, something like this: http://www.iogear.com/product/GUWH104KIT/ ...
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1answer
83 views

Windows 7 and XP Networking

I'm trying to setup a home network between a windows 7 and windows xp machine. I have a small hub. My XP computer has a manually assigned IP address (192.168.0.10) and I set my Windows 7 machine to ...
2
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1answer
1k views

The cable of my USB port hub is too short - what to do?

I just bought a new USB port hub "MSY USB 2.0 4-port hub". It has two inputs: A small USB entrance input for external power (?) The problem is that the cable that comes with the hub (small USB on ...
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1answer
2k views

Self-powered USB hub and power supply adapter ampere capacity

I am looking for a power supply adapter for my USB Hub so it can support at least 2 bus-powered external hard drives. The hub's rating is 5 volts, 2 amperes. I would like to know if it would be OK ...
2
votes
1answer
168 views

Determining speed (class) of USB on PC

Is there a method for determining the speed of a USB port on a Windows XP PC, without using a USB protocol analyzer? I'm looking for something simple, such as looking at the Device Manager. I would ...
0
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2answers
991 views

USB-to-Parallel adapter rated as USB 1.1 - will its driver lower speed of USB 2.0 bus?

I need to connect a printer with a parallel port to a computer with only a USB 2.0 bus. I'd like to do so without lowering the USB 2.0 bus speed to USB 1.1. All the USB-to-Parallel adapter cable ...
1
vote
1answer
93 views

Is there a driver for a hub?

Is there a driver for a hub/switch? So that I can control the flow of data from the other computer that currently uses bandwidth, so that I could get higher bandwidth.
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3answers
2k views

Which power USB hub uses if it has external power supply as well

I have 7 port USB hub with external supply. I tried turning it off by removing external power but then it takes power from motherboard and is still working. I have many external hardrives connected ...
12
votes
7answers
26k views

Can I charge USB devices from a powered hub that isn't connected to a PC?

This will probably sound familiar to most of you... In my home, we have a whole bunch of devices that can be charged via USB (two iPhones, a BlackBerry, an iPod Touch, etc ad nauseam). We also have a ...
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2answers
825 views

Why would a hub work when a switch doesn't?

We recently had a very strange problem. Two users share a 1gbps switch, and their network connection has been getting worse and worse (it does not disconnect, but has gotten REALLY slow, down to ...
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8answers
110k views

How to “restart/repair” an USB port?

My laptop has two USB ports, but one is broken, so I use a USB hub in the other good USB port. In that USB hub, I use a mouse and keyboard. Suddenly, that USB port doesn't detect the mouse and the ...
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4answers
34k views

Why does the USB hub need to be connected with my PC to charge my Droid phone?

I notice that my new Motorola Droid phone charges perfectly fine when I connect it to my computer via the USB cable, or if I connect it to a car cigarette Lighter -> USB adapter, or a wall Power -> ...
0
votes
3answers
163 views

Computer doesn't boot with Entertainmen Keyboard 8000?

I have a Microsoft Wireless Entertainment Keyboard 8000, and when the charger/usb-hub is connected, the computer won't start. All I get is the bios boot screen, and it won't go further. But if I ...
2
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1answer
1k views

MacBook Air: USB Hub Compatible with the MBA SuperDrive

A little background to those whom may think this Question too specific: The MacBook Air SuperDrive draws 1A vs 500mA of a normal USB device, and therefore you can't use a standard USB hub powered or ...
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3answers
556 views

MacBook USB-Hub

I bought an active 7-port-USB-Hub to avoid all the cable mess on my desk. The following devices are plugged in: Scanner (which is not being used, actually) Keyboard Mouse Android-Phone When I now ...
5
votes
4answers
45k views

How to share a printer (or any usb devices) to two or more computers?

I want to share a printer to two computers sitting next to each other. Now I plug in the USB printer cable when one wants to print. Is there a cheap and better solution which allows two computers to ...
3
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4answers
20k views

Split internal USB pinouts - is it possible?

I've currently got a situation in my PC where I have 3 devices that connect to the motherboard via the onboard USB pinouts. The problem is, I only have two sets of USB pinouts on my motherboard. ...
2
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3answers
732 views

2.0 speeds on USB hub?

How capable are USB hubs? I have an AirPort Extreme router with a printer attached (it's not powered by USB). I want to extend this and add two hard drives (one for Time Machine and the other for ...
10
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6answers
8k views

Should I use a network hub or network switch?

I want to put a networking device on an Ethernet connection between 2 digital devices. The communication will be 1-to-1; there will only be 2 devices connected through the networking device. And I ...