Ethernet is based on the idea of points of the network by sending the message boards, in what is essentially similar to a radio system, captive of a common wire or channel, formerly called the ether. This is an oblique reference to the luminiferous ether, the means by which nineteenth-century ...
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1answer
11 views
Can I change ethernet settings of Mac OS X system mounted via Firewire?
I have a Mac Pro that has been brought from our office to my home. The Mac Pro is configured with a static IP address for the office, which uses a completely different network range than I have at my ...
0
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0answers
19 views
unable to bring up eth1 (CentOs 6.2)
i'm getting this error (process:2550): WARNING **: _nm_object_get_property: Error getting 'State' for /org/freedesktop/NetworkManager/ActiveConnection/3: (19) Method "Get" with signature "ss" on ...
1
vote
2answers
86 views
Does using cat5e cables yield any disadvantages in combination with cat6/cat6a network?
If I were to have a fully compliant cat6 or cat6a network running through my walls... that is to say, wires and jacks... What would be the concequence of plugging a cat5e wire into one of the jacks? ...
0
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0answers
35 views
Where can I learn about cabling with cat6 for data and phone?
I'm a recent networking graduate, and have a bit of book knowledge on simple things like crimping ethernet and such, but I know nothing about advanced things like muxing (if that's even a proper term ...
2
votes
2answers
112 views
NIC works at 100Mb, not 1Gb - how to diagnose?
I have a (crappy) home media server with an onboard NVIDIA MCP77 Gigabit LAN chip (under Ubuntu 10.04 Lucid). This is connected to a Virgin Media SuperHub (VMDG480) which contains a gigabit switch via ...
0
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0answers
25 views
Internet goes on and off in windows 7, glitch?
Recently I had installed a new PCI ethernet adapter since the motherboard ethernet was broken. Everything worked fine and I did not install any drivers for it since Windows 7 normally detects it.
...
1
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2answers
92 views
How can I automate a root command after (not during) startup?
I'm using Ubuntu 12.04 LTS, but I need to run the following command:
sudo dhclient
after startup to acquire a stable ethernet connection. I am running dhclient during startup already, through the ...
7
votes
1answer
108 views
What to specify for 10G Ethernet installation for new building?
I'm buying a house which I intend to live in for a couple of decades. The house is not complete yet, so now is a good time to specify modifications. It looks to me like it's worthwhile to wire the ...
0
votes
1answer
56 views
Display webpage on TV SCreen
I'm currently doing a project to display a webpage on several LCD Screens across our company, my problem right now is that we currently have no solution to attach a computer to connect to the LCD..
...
1
vote
2answers
39 views
What does `ec` mean in `HWaddr ec`?
When I do ifconfig on my laptop I get HWaddr ec and than an address, this is next to eth0. Note that my IPv4 address only appears next to eth1 so I assume my laptop uses the eth1 network interface.
I ...
0
votes
4answers
70 views
If people transfer a lot of data on the local network can Internet connection become slow?
At my work there are at least 40 people sharing the same internet connection link over the same switch that is used both to internet access and local traffic of large file.
People here usually use ...
0
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0answers
35 views
Connect home ethernet that has been terminated outside? [migrated]
I recently moved into a newly re-wired house where the electrician terminated the ethernet wiring outside of the house. Wires are coiled/zip tied into a box on the exterior wall. The same box that ...
0
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1answer
91 views
Connect two devices directly with twisted ethernet cable without disconnecting from wifi?
I have a WiFi network at home with various devices connected which is reasonably reliable and gets me transfer speeds of about 4.5 MB/sec. However I often need to transfer several multi-gig files ...
3
votes
2answers
180 views
Is it Ok to run 2nd Ethernet cable along the wall right on the top of 1st one?
My router has 5 jacks :) so I want to place another (also flat) Ethernet cable along the same wall. Is it any danger of a quality loss if I place this 2nd cable on the top of the 1st one?
Or I'd ...
0
votes
1answer
89 views
Internet coax cable split before the modem
I'm moving in a new flat and I was told by the owner that the internet is ready. However when I checked it out there was only a coax connector waiting for me. I was expecting an CAT5 (UTP) outlet.
I ...
1
vote
4answers
67 views
How to reconnect to Ethernet interface on Linux computer?
I am working with a small Linux computer that has an Ethernet interface on it.
Typically it has the lo "Local Loopback" interface on it & the eth0 "Ethernet" interface on it that does all of its ...
0
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0answers
112 views
Acer Aspire no network controller
Our company just recently purchased an acer aspire x3950. At one point, the internet apparently worked. Now there is no internet working. The network is setup fine, but one thing I noticed is that ...
0
votes
1answer
140 views
How to show Ethernet status in the OS X menubar
I see there is an option to Show Wi-Fi Status in the menubar. How do I show the Ethernet Status there?
Sometimes my Ethernet cable gets pulled out and would be nice to have an icon to quickly check ...
2
votes
3answers
250 views
How to make a Gigabit Ethernet crossover cable?
Nowadays, I usually make EIA/TIA-568A crossover cables for Fast Ethernet(10/100 Mbps) networks. On these cables, just 2 of the 4 wire pairs are used to comunications(the 2 remaining could be used for ...
2
votes
1answer
82 views
Do all modern NICs support ethernet frames with VLAN tags?
I read from this site http://www.javvin.com/protocolVLAN.html:
Many NICs for PCs and printers are not 802.1Q-compliant. If they receive a tagged frame, they will not understand the VLAN tag and ...
1
vote
1answer
42 views
How far a loopback packet sent from an application layer goes on TCP/P layers?
Assuming that I want to check if my ethernet card is working fine, if I send a ping from a cmd on Windows, how far the sent packet will go? I mean, the packet will fall down over all the TCP/IP layers ...
2
votes
1answer
166 views
My D-Link's Ethernet bridge downlink just got 10-30x slower?
TL;DR: I unplugged my network to move my desk, and now downloading via my DIR-655's Ethernet LAN bridge is 10-30x slower than the Ethernet switch it's plugged into.
Background
My network is
SMC ...
0
votes
2answers
58 views
How to use a different Ethernet connection
I'm running a virtual machine at home which has a VPN connection to our main office, but I also want to connect to a share on another machine at home.
When I check with IPCONFIG I can see two ...
1
vote
2answers
79 views
Network routing with two networks which don't like each other
I have an interesting situation at work. I bring my MacBook Pro in from home because it's the most suitable machine for what I do. At work I have access to two networks as follows:
Network 1: ...
0
votes
2answers
120 views
USB camera to Fast Ethernet
I have an USB camera from Microsoft that is too far away from the computer(10 meters along the wall) that I want to connect to.
And as we know that the maximum length of an USB 2.0 cable can be 7 ...
2
votes
1answer
217 views
What is the best way to connect two Macs to minimize network latency?
What is the best way to connect two Mac Minis, one running Lion and the other one running Snow Leopard, to minimize latency for sharing screen?
Right now they are connected through a wireless network ...
0
votes
1answer
103 views
Two applications use two Different connections to download simultaneously?
Since I have a download cap in one connection [LAN] but faster speed compared to my [3g] connection which has no cap, I want to use [LAN] for browsing and [3g] for downloads/torrents. But as I've ...
0
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0answers
47 views
MSI Wind U123 Touchpad only work if LAN connected and Active
I have a MSI Wind U123 Netbook ... all of a sudden lately, the touch-pad refuses to work correctly unless the LAN cable is connected and active. If i unplug the LAN cable, I can't control the mouse ...
2
votes
0answers
50 views
Copy/paste and Ethernet controller not working in Vista
Note: I might have given to much information, but better to much than too little. I am Dutch, and my installation of Windows Vista 32bit is Dutch, so some program names have been translated ...
1
vote
2answers
102 views
How to tell a router from a switch/hub?
I recently got a ADSL modem with Ethernet ports for providing Internet to more than one client, So how can i tell my ADSL modem is acting as a switch ,router or hub. The function that I have noticed ...
1
vote
3answers
234 views
What types of Ethernet cables are there?
There seems to be various type of Ethernet cable: Category 3, 4, 5, 5e UTP cable, Ethernet over twisted pair, RJ45, 100Base-Tx. I cannot tell the difference among these ethernet cable, and I do not ...
1
vote
3answers
148 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 ...
0
votes
2answers
181 views
How to connect to my client's server from my laptop using a cross over 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 ...
1
vote
1answer
552 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 ...
4
votes
2answers
140 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
votes
1answer
106 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 ...
0
votes
1answer
64 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 ...
2
votes
1answer
209 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 ...
0
votes
0answers
88 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 ...
1
vote
3answers
65 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 ...
1
vote
2answers
258 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 ...
0
votes
1answer
391 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
vote
1answer
96 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 ...
14
votes
6answers
797 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 ...
0
votes
0answers
129 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 ...
1
vote
2answers
121 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. ...
1
vote
1answer
392 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 ...
1
vote
1answer
110 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 ...
1
vote
2answers
278 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 ...
1
vote
1answer
263 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 ...
