A family of networking technologies for LANs. Ethernet encompasses bother the physical connection between devices and part of the protocols which define how the connected devices can communicate.

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13 views

Skydog is slowing my internet speed

I have two systems running my internet at home: Skydog and BOB (iinet). When I use Skydog (either by Ethernet or wifi) my load speed slows dramatically. However my Dad’s computer runs perfectly both ...
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1answer
21 views

Connect to the internet via routing through another PC?

Build Windows 2008 R2 Server. Two (2) Ethernet ports: One Ethernet port, statically assigned to 192.168.2.4, is connected to an internal subnet (192.168.2.x), which I'm using for a local test ...
3
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2answers
2k views

Windows 7 DSCP and 802.1p QoS Mapping?

When I create a QoS policy in Windows 7 through the Group Policy editor and set a DSCP value, does Windows 7 add the 802.1p QoS field to the Ethernet frame? If so, how does it map the different ...
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1answer
53 views

Speed difference between cat6 and cat5

At what speed am I likely to see a real difference between Cat6 and Cat5 Ethernet cables? From what I know, there is little difference speed wise when the connection is slow, so what is the minimum ...
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3answers
13k views

“Ethernet” doesn't have a valid IP configuration

I'm using an ethernet cord to connect to my internet and it has been working well until Thursday morning when I turned on my laptop (Windows 8) to see a yellow triangle sign in the bottom right hand ...
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1answer
43 views

Ethernet issues in Linux mint.

After a hardrive crash I installed mint 17 LTS with many attending woes related to lack of drivers (two of my 8 usb ports can actually recognize devices plugged into them). I'm currently attempting to ...
26
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7answers
5k views

Ethernet cable too long?

I have an Ethernet cable running from a Huawei ADSL router to a computer> The total length is 61 meters (200 ft). When connected to the computer, a cycle of identifying, disconnected, identifying, ...
53
votes
5answers
5k views

The locking clip/tab on my Ethernet cable's plug is broken. How can I fix it?

I have a 10 meter long Ethernet cable. One plug has the little locking clip missing, just like missing the part in red ellipse in the following picture. How can I fix it? Is this something I ...
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6answers
2k views

Why does just splitting an Ethernet cable not work?

I thought the Ethernet is logically a one-line communication bus (for argument's sake, I am excluding hubs). All machines attached on the bus hears the same signals and the machines themselves try to ...
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2answers
3k views

check if my ethernet controller supports gigabit Ethernet

Is there a command that i can issue in Ubuntu to see explicitly if my ethernet controller supports gigabit ethernet?
4
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2answers
2k views

Port forwarding + shared connection with Ubuntu

Because my wireless router's ethernet ports are defective, I set up a shared wireless connection from my laptop (which has wifi) to my eMac (which does not) via a crossover ethernet cable. The laptop ...
9
votes
5answers
4k views

Set Ethernet Network as Metered Connection in Windows 8

Windows 8 introduced a new feature which allows users to set any Wi-Fi network as metered so that they can check their bandwidth usage: [img credit] But, it doesn't allow users to set any Ethernet ...
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1answer
60 views

Giving a switch an IP Address so I can telnet into it

Right, so I've just reloaded my switch resetting the to complete default configuration. It's a Cisco Catalyst 3560. What I am trying to achieve is this: Giving the switch an IP Address, then telnet to ...
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0answers
21 views

Ip conflict and ethernet issues

I have this mobo Gigabyte Z87N-WIFI rev 2.0 http://www.gigabyte.com/products/product-page.aspx?pid=4732#ov which has two lan ports and when i unplug the jack from atheros port and plug it to intel ...
2
votes
2answers
2k views

Why does the Internet WI-FI connection of my laptop disconnect when I connect the ethernet cable to the LAN?

Why does the Internet WI-FI connection of my laptop disconnect when I connect the ethernet cable to the LAN? These are two separate networks, the LAN is without Internet, I just use it to connect the ...
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0answers
8 views

Network Fluctuating

Am working an a small business and i have over 20 client computers on my LAN and i am having a windows Server 2008 R2 on the LAN also which is my dns server. My ISP installed a bridge (outdoor) that ...
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1answer
16 views

Adjusting Ethernet Frame padding for ARP protocol in windows

Is it possible to configure the count of trailing (padded octets) used for stuffing the ARP messages created by Windows 2008? NOTE: I hoped, but could not find any info in the TCPIP_Reg.doc from ...
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1answer
21 views

Share internet connection to ethernet and hosted network

I have used my iPhone as the source of internet using USB connected to my laptop (Local Area Connection). How do I share the connection to: a computer connected via Ethernet a hosted network ...
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1answer
67 views

A very peculiar problem with an old pc and a newer laptop

I got my old pc ( 248mb ram , 80 GB ) repaired and the tech people put XP in it. My newer laptop has UBUNTU 10.04 .now I only have one cable and one usb cord .So I connected my modem (with only one ...
22
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6answers
4k views

Do cabled connections and Wi-Fi “use” the same bandwidth?

My brother likes to play games online on his Xbox. However, because he is far away from the router, he uses our Wi-Fi instead of an Ethernet cable. I, being closer to the router, use an Ethernet cable ...
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1answer
2k views

Jumbo Frames on DIR-655

I am trying to set up jumbo frames on my gigabit home LAN but no luck so far. My setup is: D-Link DIR-655 router, HW Revision A3, Firmware 1.21 EU Synology DS107+, Firmware 3.0-1337 Laptop w/ Win7 ...
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1answer
33 views

What is the “Current message level”?

What is the "Current message level" of an interface that ethtool provides? E.g. ethtool eth1 [Other stuff] Current message level: 0x00000014 (20) What is the message level? What is message ...
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1answer
2k views

Windows 8.1 Hosted Network has No Internet Access

I'm attempting to share my laptop's WiFi connection with another computer through an Ethernet cable. I've so far followed this guide to ensure my laptop supports hosted networks and to create a new ...
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2answers
59 views

Windows 7: How do I find missing drivers?

I installed windows 7 32 bit for a friend, his laptop is hp 2000-2d07ee. I installed all the drivers I could find here. I ran windows update, I searched in device manager for these drivers couldn't ...
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2answers
2k views

windows ethernet adapter not recognizing lan cable

Not sure if this is the right place - please refer me to another group if not. I have an issue getting my Asus laptop (Windows 7) LAN card to work. My setup is: dsl modem --> asus wireless router --> ...
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2answers
4k views

Wired Connection Suddenly stopped working on ubuntu 12.04 after update

Here is the thing! am on day 5 of no wired internet connection. I have spent the last 4 days searching through every forum and Q&A sites, until i finally decided to post this, so I have done my ...
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1answer
26 views

Read registers on a NIC card on Windows

I have a Realtek Ethernet Controller on my x86 machine running Windows 7. I have the datasheet for the Ethernet controller. I am trying to debug a low-level issue and I need to read certain registers ...
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1answer
59 views

10base2 (a.k.a. thinnet) over TV coax (wrong impedance) - will it work?

I have a run of TV/DVB-S coax in my house and I think about abusing it for ethernet. I am aware of the "good"/modern solution (ethernet over coax, fancy modulation an all, something like ...
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0answers
39 views

Why my internet speed is very inconsistent/slow with switch

I recently bought a switch http://www.newegg.com/Product/Product.aspx?Item=N82E16833156250 so I could get more ethernet ports in my room. All I had to do was plug in an ethernet cable from my router ...
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0answers
36 views

Excel - switching from ethernet-cable to wireless - file becomes read only

I tried to figure this out already, but I haven't come up with a solution so far. We have a laptop that is connected to our network via ethernet-cable as long as it sits in the docking station and ...
0
votes
0answers
13 views

Macbook Pro and Edimax Ethernet to USB adaptor

I am using Macbook pro 13 retina (from 2013). It does not have ethernet connector and I need to plug in ethernet cable in my work office. So I have bought EDIMAX Ethernet to USB adaptor. For some time ...
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0answers
36 views

Disabled network card and turn off Network Discovery so why is Windows still looking for network or connection?

I am confused and this is driving me crazy: I have two network drives attached to a network router that connects to my computer via LAN/Ethernet. Every time the computer reboots, it takes about 5 ...
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4answers
5k views

Bridging Wifi to Ethernet on Ubuntu not working

When running Windows I was able to bridge my wifi connect through my laptops Ethernet connection so a range of ethernet only devices could piggy back off my wifi (Raspberry Pi, Xbox etc etc). I am ...
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1answer
45 views

VMware 10 and Linux guest OS: how to change NIC driver from vmxnet3 to vmxnet

Guest OS: Ubuntu 14.04 Host OS: Windows 7 VMware Workstation 10 Problem: vmware tools automatically install vmxnet3 driver, without an option to select nic driver. In .vmx, ethernet0.virtualDev = ...
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1answer
27 views

I have split my PPPoE connection with an Ethernet switch and now I am getting the same speed in both PC simultaneously. why is that?

Not that I am complaining or anything, its just that I am overwhelmed! I have a PC and a laptop and a Netgear 5 port Fast Ethernet Switch. I connected both of my computers to the switch and started ...
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1answer
38 views

Windows 8.1 NIC Exists in Two Networks at once

My ethernet adapter is showing in two windows network locations at once. How is this possible and how do I remedy it? The ethernet adapter is configured: IP: 192.168.10.100 subnet: 255.255.0.0 ...
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votes
4answers
968 views

Why does no small Rj45 port exist? [closed]

While I bought my last Tablet I noticed that no Tablet (and most smaller notebooks /convertibles) has a Rj45 port. Which I finde quite dissatisfying since I like to use RJ45 in numerous places. I ...
17
votes
1answer
747 views

Looking for a fiber optic “switch” or “router” for home use

The gist of my question: What is a "fiber optic" switch called? I.E. a layer 2 ethernet switch that uses fiber TX and RX connections and sends layer 2 network traffic between the fiber strands ...
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2answers
19 views

Centralized computer with control possibilities from several locations within same network

In my new home I would like to make a different set up for my computer. I want to place my computer in a certain location in my house, like a closet or something. And then be able to access that ...
0
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0answers
39 views

All USB ports on my laptop are dead, any options via Ethernet, SD/MMC or HDMI?

My son's laptop has taken alot of pain in his school over the last few months and he and his buddies have succeeded in breaking both USB ports. I've opened the box, unsoldered the USB ports, replaced ...
57
votes
11answers
8k views

How do I Connect a 30yr-old Tandy 1400LT laptop to the internet?

Just for the fun of it, I want to get an old Tandy 1400LT laptop: NEC V20 (Intel 8088 equivalent) 640 KB RAM 9'' CGA backlit monochrome display two 3,5'' 720KB DD floppy drives RS-232C serial port ...
0
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0answers
26 views

USB3.0 network cards: worth buying?

So, my current laptop is an ethernetless "ultrabook" with a rather poor built-in wifi, and this causes problems (unacceptable ping in online FPS games, reconnects, etc). Cheap external USB wifi is ...
0
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2answers
27 views

multiple network interfaces, browser issue

I have two network interfaces on my laptop: wireless, and wired. The wireless network is connected to the internet (automatic, dynamic ip assignment). The ethernet card is connected to an embedded ...
1
vote
1answer
298 views

Setting up DNS on mobile broadband and/or setting a system wide DNS address?

I am using a Huawei E3131b 3G dongle to connect to internet. I'm having troubles setting up DNS servers that persist across reboots. Manually specified DNS servers are not used at all if I use the ...
0
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1answer
86 views

PPPoE in Linux Mint 16

I use a broadband connection in windows 7 to connect to internet. I use a spoofed MAC id on the same Windows 7 laptop because my internet is MAC binded to my desktop computer. Now I am trying to ...
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1answer
3k views

Do MAC addresses on virtual machines mean anything?

MAC addresses on virtual installations such as VirtualBox are not connected to hardware. Do they have any absolute meaning, and are they registered somewhere, the way hardware MAC addresses are ...
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3answers
197 views

How to communicate with devices that have the same IP address

I have a situation where I need to communicate via telnet to multiple devices that have the same IP address. The context is that I am writing a "final test" of devices in a manufacturing facility. ...
2
votes
1answer
51 views

How do I switch from ethernet to WIFI (and vice versa) without losing connection?

I there a way to switch between ethernet and WIFI connections without losing connection? I am downloading a huge file via Firefox without an option to resume.
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vote
4answers
787 views

How can I detect if a NIC is UP in UNIX?

I am currently writing a bash script (for Nagios), and I would like to be able to detect if specific network cards are up or not. My best guess is to do something like this: ifconfig eth0 | grep UP ...
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1answer
31 views

Can not access local network through devices connected through wireless

I have a D-Link DSL-2750U ADSL router (Firmware version: IN_1.08). I have 4 devices connected with following IPs: Router (10.0.0.1) WireConnected1 (10.0.0.4) WireConnected2 (10.0.0.5) ...