The ethernet tag has no wiki summary.
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Is Ethernet asymmetric?
I was just running some speed test on an old pc of mine that I recently salvaged.
I installed debian on it and used iperf to measure network speed from my other PC.
I noted that my old box download ...
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3answers
64 views
Can a gigabit switch's performance degrade over time?
I have this Netgear 5-port gigabit switch. You know, one of those rounded white models. Well, it worked well in combination with a Netgear DSL router for a few years.
The network topology is ...
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2answers
39 views
Need help to connect to my client's server from my laptop using a cross cable
I need to be able to connect to my client's server from my laptop ethernet port using a cross cable. The server has no attached monitor/keyboard and only has a network card, which carries the ...
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1answer
70 views
Create a virtual network interface using the iproute2 “ip link” command with a spoofed MAC address
How can I create a virtual interface similar to the following ifconfig command?
$ sudo ifconfig eth1 hw ether 00:01:02:aa:bb:cc
SIOCSIFHWADDR: No such device
This does not work. I want to set ...
3
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2answers
80 views
Should I wire directly to the basement for ethernet, or have a switch connected to another switch?
I have a project where I'm wiring my home for ethernet. I have four bedrooms upstairs, all of which are getting two ethernet connections each, and then a few rooms downstairs as well. I was thinking ...
2
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1answer
32 views
Protocol for Ethernet over USB?
I use USB to connect to modem on my computer. As mentioned here. There are about four main protocols which a USB cable to provide ethernet-style networking. I'm curious to know which one do I use? How ...
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0answers
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Usage of Ethernet and Point-to-point Protocol [closed]
Where does a ethernet and point-to-point protocol is used or why would you need to use point-to-point instead of simply ethernet frame protocol? What are some example usage of one over another?
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30 views
Issue Seeing Freenas Server On Computer With Two NICS
I'm using my computer and it has two Ethernet ports on it. My router has three ports on it (LAN WAN OPT).
I have one Ethernet port connected to a switch; that switch is connected to the LAN port on ...
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1answer
29 views
Slow ethernet connection on Lenovo IdeaPad s10
I got this netbook from my friend when he bought a new one. All it needed was a charger and it was up and running again. I wiped his HD and installed Debian (crunchbang) and noticed immediately that ...
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1answer
60 views
How to find out if router supports power over Ethernet (poe)
I have the Asus RT-N56U router. How do I find out if the router supports POE? A Google search for "asus rt-n56u power over ethernet" did not produce any meaningful results: http://goo.gl/qqNFm
Also ...
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32 views
Cannot get ethernet to work on easy peasy 1.6
I am trying to make the Internet work on my Asus 1015px netbook on which I installed Easy Peasy 1.6. However whenever I connect my ethernet cable to my netbook, the ethernet link on my adsl modem just ...
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3answers
50 views
How is it possible to detect whether or not a device is “routing”?
The building I'm in provides ethernet ports through the walls in each room, but it is stated in their policy that they "do not allow wireless routers."
They have been known to deactivate certain ...
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2answers
89 views
How to read data from LAN cable?
I have a device that connect to a Window PC by LAN cable directly instead of serial port. Back when I use serial port, I can use coolterms or hyperterminal program to read the exact data send in from ...
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1answer
110 views
Broadcom NetLink BCM5906M driver
I have bought a laptop HP 6715s today, but I'm not able to find the ethernet controller driver. The drivers from Broadcom and Google are not the same version and are not compatible. Can someone tell ...
1
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1answer
89 views
Would the ethernet card be damaged if the other end of the cable was left hanging loose?
I'm possessed of an ADSL modem that can take either ethernet / USB cable.
Every once in a while, say, visitors/colleagues drop by ; at which point my ethernet cable is unplugged from the modem ... and ...
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6answers
747 views
Will the ethernet pull bandwidth if unplugged?
I'm fairly certain that this isn't a problem, but like a phone charger it will still pull electricity even though you aren't charging anything if you leave it plugged into the wall. Though minimal it ...
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0answers
70 views
Local network accessible but not internet via ethernet card (happens in Windows AND Ubuntu (dual boot) on same machine). What has happened to card?
I have a desktop PC with a 1Gb ethernet card as well as a built-in motherboard 100mb/s ethernet card.
Very recently, internet access using these has stopped working. Initially I thought it was a ...
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2answers
80 views
Why doesn't my PC sync at gigabit ethernet speeds?
I have a mixture of fast ethernet (100Mbs) devices and gigabit devices. Despite that the PC is gigabit ethernet enabled, it syncs at 100Mbs only. However, my PC is syncing at gigabit ethernet speeds. ...
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1answer
73 views
Why is my ethernet port not working correctly?
I recently built a computer using the components listed below. I have installed and verified Windows 7 Home Premium 64-bit. I inserted the motherboard driver disk and installed all the drivers.
My ...
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1answer
47 views
How many drives in RAID0 are required to max out a 2Gbps line?
How many parallel drives, configured with RAID 0 striping (nX sequential read/write benefit) and sitting behind a hardware RAID controller (PCI-X at 133MHz) does it take to saturate a 1Gbps network ...
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2answers
117 views
AirPort Express with 802.11n and 10/100BASE-T Ethernet port
If 802.11n can operate at 300Mb/s, why does Apple equip the AirPort Express with a 10/100 ethernet port? Doesn't a 100Mb/s port effectively throttle the wireless to 100Mb/s?
AirPort Express ...
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1answer
56 views
Windows 7 Set Default Network Connection
How can I set the default network connection to be Ethernet.
It seems my wireless card in my new laptop becomes active before the Ethernet and leaves me with that connection which is much slower than ...
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1answer
85 views
Which free software can convert Serial to Ethernet?
I'm using Serial over Ethernet, but it's not free. Is there any free software that can do the same thing?
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2answers
44 views
Unrecognized ethernet controller
My network adapter stopped working recently. I had to do a fresh install of my win 7 OS anyway but after the install, the network adapter is not recognized anymore.
No problem I said, I'll jsut find ...
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0answers
49 views
connected ethernet without disabling wireless, now I have *two* LAN ip's? [closed]
Possible Duplicate:
If a computer is connected to internet via wireless and lan both, which way Internet traffic would flow?
Ok I'm on ubuntu 11.04, not too knowledgeable about network ...
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1answer
32 views
Configuring ethernet network in order to test client-server app written in Java
I have connected the two computers using an Ethernet crossover cable. But I just can't seem to make them work.
I know it certainly isn't some physical-connection-related issue, I mean it's just ...
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2answers
77 views
What's a better way to connect my PC to the DSL modem, 10 m of ethernet cable or a WLAN adapter?
My desktop PC is about 10 meters away from the DSL modem. What's the better way to connect it, buy 10 m of ethernet cable, or buy a WLAN USB adapter? I have a 7 Mbps connection and play MMORPGs on ...
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2answers
68 views
file transfer over fast ethernet to external usb 2.0 harddrive
I have a homeserver in my flat. The local area network is fast ethernet and an external harddrive is connected to the server via USB 2.0.
What is the bottle neck when copying files over the network? ...
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0answers
60 views
Windows 7, PS3 Streaming Freezes: Default Gateway Not Available
So I just started streaming from my Windows 7 PC to my PS3 ... I'm watching a video and all of a sudden the video freezes. I go to my PC and see that the LAC has the yellow mark and is no longer ...
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2answers
53 views
Is there a way to partly make an ethernet cable wireless?
I have two AP's, one in each house on my ranch. The houses are about 20m apart. One AP is sitting in a window facing the other house, but the other is deep within the second house. My internet router ...
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0answers
69 views
Networking an Alcatel Lucent 7130 with a D-Link Dir-655 router
I recently installed Bell's IPTV which uses the Alcatel Lucent 7130 router. It has four ethernet ports and one cable port. The cables in my house were old and did not carry HD signals but ...
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1answer
37 views
Serving internet with laptop via cable [closed]
Possible Duplicate:
Share internet in Linux
I have a linux laptop, connected to internet via wifi. I would like it to serve out the connection via its Ethernet port, so that another machine ...
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2answers
76 views
Is the physical speed with which a single bit travels through copper wire the same with 10Mbit and 10Gbit? [closed]
I was just wondering if a single bit travels with the same physical speed through the same type of wire of a 10 Mbit network as through a 10 Gbit network?
As far as I know a single bit has the speed ...
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0answers
51 views
How to provide Ethernet over USB to gumstix
I have a Ubuntu Machine and two Gumstix(Open Embedded Linux) connected to it via USB ports. Right now I am able to assign static IP addresses to the Gumstix via modifying the /etc/network/interfaces ...
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187 views
Ethernet card (NIC) not working properly in HP Proliant BL460c G7
If I configure my network card in linux to use dhcp then restart the networking init script, it gets stuck after showing
* Running /etc/init.d/networking restart is deprecated because it may not ...
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3answers
110 views
Is testing Cat5 cable using a testing device necessary if I have verified connectivity with a computer?
I'm running some CAT5 cable around the house and this is the first time I've needed to build/terminate my own cables. I hooked up the cables to a computer and router and was able to reach the router ...
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1answer
46 views
Laptop ethernet port blinks once when plugging in power
Weird question. On my Acer Aspire 5750, when the machine is powered off and I plug in the power cord the ethernet port (located right next to the power jack) blinks green once. This does not happen if ...
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2answers
104 views
Can “universal wifi adapters” be connected to a switch instead of a end device?
I have been looking at "universal wifi adapters" (ethernet in/wifi out, looks like ethernet from the client side but speaks wifi) like the netgear wnce2001 for bridging the ethernet from a switch to ...
4
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1answer
89 views
Should I enable jumbo frame size of 9000 bytes for my NICs?
Should I enable a jumbo frame size of 9000 bytes for my NICs if I am running a gigabit network? Will it increase performance?
For this scenario: PC to router to PC, on a gigabit network.
2
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2answers
101 views
What can cause auto-negotiation to fail on network?
Imagine you have both computer with a NIC that do gigabit with a router that do gigabit. What can cause auto-negotiation to fail on network ? (with proof if possible)
2
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1answer
88 views
Ubuntu: How to get wireless lan and 10/100 running simultaneously?
I am running Ubuntu 10.10 on a Dell Inspiron 6400.
I am able to get 10/100 Ethernet card and Wireless Lan working independently.
Ethernet -> eth0
Wireless Lan -> eth1.
If I restart/reboot my eth0 ...
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0answers
108 views
Tool to map network cabling between patch panels and switches
I'm planning a switch from the spaghetti wiring of my current networking rack to an organized cut-to-length system. I'd really like to plan ahead as much as possible. The best way I can imagine doing ...
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1answer
94 views
What is the difference between Layer 2 and Layer 3 broadcasts?
As written in the title my first question is, what's the difference between Layer 2 and Layer 3 broadcasts?
If a host sends a layer 2 broadcast, the switch sends it to all of his ports, but not to ...
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3answers
144 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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234 views
Wired and wireless conections: force Windows to connect to laptop through Ethernet?
I have a desktop connected to the internet and to my home network through Wi-Fi, and a latptop connected to said desktop through an Ethernet cable. But Windows seems to only reach the laptop through ...
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1answer
72 views
Network disconnects frequently with 30% packet loss
I have got Ubuntu 11.04 installed on a machine that has two ethernet cards. I am able to connect to the network on either of the cards.
But I am facing a problem: For some reason the network is not ...
2
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1answer
44 views
Which ethernet expansion card is compatible with an Apple PowerBook 5300c?
I'll try to get to the point. For fun, I'm trying to use an Apple PowerBook 5300c (Mac OS 7.5.2) to do some programming, but struggling to get some files on to it. It sounds like CD-ROM isn't an ...
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2answers
62 views
Is there an ethernet network adapter?
My embedded/internal wireless network card doesn't pick up enough signal for reliable networking/internet usage. However, if I move closer to the source (the window) it works fine.
A wifi booster ...
4
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2answers
147 views
Why is there a Ethernet Controller boot option in my BIOS?
Why does my BIOS Boot list show Ethernet Controller?
I have disabled it because it slows down the startup time. Why is it still there? How can I boot from it? I am confused.
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3answers
218 views
How do I find out the speed of an Ethernet cable?
During the years I've collected many ethernet cables. I'd like to know the speed of each one (10Mbit / 10BASE-T or 100Mbit / 100BASE-TX or 1000BASE-T). How could I find out the speed of each Ethernet ...
