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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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 ...
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1answer
11 views

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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2answers
15 views

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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1answer
52 views

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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2answers
57 views

Unused port on Linksys 5 port workgroup hub still blinks even with nothing connected to it

The light on port 5 on the Ethernet hub will continue to blink green as long as the power is on. I have removed the power for 30 seconds and inserted the power cable again without any change. Model ...
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1answer
223 views

Should I purchase a switch, a hub, or a router?

I have just installed a Motorola SURFboard SBG901 cable modem, and I can connect two computers I have to the Internet via Wifi. I'd like to distribute the Internet connection among some other machines ...
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1answer
77 views

Is there an USB-Hub that allows simultaneous sharing? [duplicate]

I have been looking for a device to connect printer, smartcard, etc. to two PCs at the same time. I've heard that there'd be a file corruption issue, but maybe they worked out a workaround. ...
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3answers
1k views

Identify the device if it is hub, switch, router or gateway

If you are given two hosts which are connected via a blackbox which you dont know. How can you recognize that blackbox as hub, switch, router or gateway without using any additional device or host? ...
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1answer
2k views

Can't a USB hub power keyboard and mouse at same time?

I'm trying to use a Dell mouse and keyboard via a single USB port using the USB splitter hub, but the devices seem to misbehave. Just one of the devices work when I connect both. I figured out it's a ...
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2answers
227 views

Can Current Backflow from Powered Hub's Adapter & cause PC Damage?

Getting this short: Can current flow from a powered USB hub's power adapter (lying 10 Meter away) back to computer via usb port and cause damage to Computer components like mobo, etc? What should be ...
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3answers
1k views

Can modern switches act like hubs?

I've been trying to find a hub, specifically for the packet broadcast characteristic. I'm troubleshooting a NAS behind a NAT router and want to look at the traffic arriving on the wire and this seems ...
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2answers
1k views

In theory, how would you set up a mechanism by which repeaters/hubs could detect loops and shutdown ports to break the loop? [closed]

I am trying to think of a mechanism to use repeaters to detect loops and then shutdown ports in order to break the loops. Is it possible for any solution to work 100%?
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1answer
99 views

If repeaters/hubs are connected into a loop, rather than bridges, what happens when somebody transmits?

On a network, repeaters(hubs) are connected into a loop, instead of using bridges. What happens when a transmission is made?
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2answers
103 views

Usb hub is not able to extinguish peripherals

I have a problem. Few days ago I have bought new active hub (LogiLink UA0096). Hub recognizes devices rightly and I can use them. Unfortunately, Hub is not able to eject them properly. After the ...
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1answer
84 views

Why do hubs and switches receive on pins 1 and 2 and transmit data through pins 3 and 6 of their cable?

Is there any reason they couldn't have been made to use the same pins as NICs and routers for transmitting and receiving? I had trouble finding any information about this through Google, so I hope you ...
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2answers
133 views

Will connecting two hubs with two cables help for performance?

I have two 1 GBit hubs and I wondering if connecting them with two network cables help for network performance? Here is example: I have switch A and B. I have 4 computers, A1 and A2 which are ...
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0answers
62 views

AU6254 generic hub working very slow - need a driver

I have a USB HUB based on an AU6254 chip, but it works extremely slow on Win7, less then 1 Mbit/s and pretty slow on XP - i can run a webcam in 2mp mode, but if I turn it to 5mp, the connection dies. ...
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1answer
88 views

Central hub for Computer/TV/Video Game systems/etc?

I have the following devices: TV (Inputs: HDMI + DVI) Xbox 360 (Outputs: HDMI Audio/Video) Desktop PC (Outputs: HDMI + DVI Video; 1/8" mini cable out Audio) Two LCD PC monitors (Outputs: DVI Video) ...
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1answer
143 views

External hard drive not playing nice with usb hub

I have just purchased a new USB hub and am having issues getting it to work with my external hard drive. When I first plugged in the external hard drive, I received an error message stating it needed ...
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1answer
150 views

Windows 7 has intermittent USB problems, and some permanent ones

I bought a 5M USB extenstion cable, which is powers so there is no lack of speed. However it is essentially a USB Hub with just one port. It wouldn't work on any of the rear ports, saying no driver ...
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1answer
129 views

How to extend the number of ports on a Switch?

Consider that I need to connect 15 computers on different collision domains. I understand that each port on a switch has a separate collision domain. So, all I need to do is to connect 15 computers to ...
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1answer
323 views

Does Thunderbolt support a hub architecture?

I'd like to connect two monitors via a single Thunderbolt output. They are't Cinema Displays, so daisy chaining is not possible. No hub-like device appears to exist that would allow multiple displays ...
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2answers
385 views

Power a USB HUB via USB Male to Male cable by borrowing power from other USB port?

Is it possible to power a USB Hub by plugging into one of the ports in the hub a USB Male to male cable, and the end plugged in another USB port of PC? Will the hub draw power this way?
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319 views

USB hub assigning random com ports when Windows 7 PC or USB Hub are rebooted

I have four hardware devices that are plugged in through a self powered USB hub. Currently the devices are assigned COM1 COM2 COM3 COM4 through device manager as hoped. However, when rebooting the ...
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3answers
1k views

Ethernet hub - is it an active device?

When building a small home ethernet network, we normally use switch to connect all cables together. I remember 10 years ago it was also possible to buy a much cheaper device called hub which can be ...
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198 views

USB Hub Error -62

I have a 5m usb cable which I want to connect to a usb port on a embedded device (linux debarm; kernel 2.6). The cable has one repeater so it's actually two cables with one hub between. When I plug it ...
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2answers
446 views

Is it safe to use a 10-Port USB Hub in a laptop?

I got lots of USB stuffs connected to my laptop, like: Keyboard Mouse Laptop Cooler Phones I used 4-port USB hub before, but I don't know if 10-port is safe. Example of a 10-port USB Hub: ...
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1answer
610 views

Sony TV - Not connecting to internet

I'm not sure if this is the right forum for this, but it's a networking question. I have in my basement a router (DLink DIR-655) which is connecting to our ISP, and I have cables running to wall ...
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1answer
230 views

Why do I need a managed switch and which one should I buy?

I bought a 2nd router and I want both routers to have direct WAN access to the modem. One of the 2 routers directs VOIP traffic to a telephone line port. This VOIP service is provided by the cable ...
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1answer
979 views

Accessing network hard drive via two routers and WiFi

Below is the scenario at hand. To keep things short, I'm looking for a way to access the contents of the 1TB external drive from all three laptops shown in the diagram. Basically wanted to have the ...
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0answers
158 views

Number of USBs connected on a PC

I have a really "weird" question. We have to connect a lot of USB's devices (Android phones) on a PC thus we are using three USB hubs (we are also using adapters to power the hubs) and three USB ...
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1answer
2k views

Why can't I ping any computers on the same hub?

I'm having some interesting problems pinging machines, with the end goal to have Computer B SSH into Computer C. The specific error message I get from ping is "Destination Host Unreachable", and ssh ...
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1answer
83 views

More browsing speed on Shared Internet via Hub

We have a BSNL broadband internet connection. Two users are sharing the connection via a hub directly (no connection between 2 computers). One user doesn't need more browsing speed. But the other user ...
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1answer
210 views

Differences between “industrial” and “home” usb hubs? [closed]

I suspect that some of my USB issues are related to the hub that I am using, and I did some research on "industrial" USB hubs. So far, it looks like these hubs offer the following major differences: ...
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1answer
1k views

Internal USB (4 pin) on external (9 pin) header

I want to transfer some internal peripherals (Wifi card, RF receiver) from my current mo-bo to a new one. Upon inspection it turned out they all have 4-pin internal USB connectors, connected to the ...
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1answer
616 views

Toggle-able USB hub with more than one input and output?

I recently came across this product: http://ppa-usa.com/shared-network-hub-4-port-usb.html The only problem is, this is nearly opposite of what I need. Ideally, I'm looking for a USB hub-like device ...
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2answers
1k views

Connect computers in a network, via hub or through another computer?

I'm using an internet hub to connect broadband and computers. When setting up a home network (for some simple file sharing), I can choose "this computer connect to internet through another computer" ...
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3answers
3k views

Is there a USB hub that can also function as a fully powered USB charger? [closed]

I have several gadgets and a nifty cord setup on my desk that ensures I don't have to connect/disconnect cables; the thing I would love to do would be to keep the gadgets connected overnight (or ...
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1answer
2k views

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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421 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
568 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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3answers
4k 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
2k 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
6k 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 ...
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4answers
567 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 ...
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3answers
381 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
172 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
81 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 ...
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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 ...