0
votes
0answers
48 views

How to configre network card on centos?

I have a fresh install of Centos on a machine with two NICs, one built-in and another one installed in PCI slot. However in the network settings I get one shown as wired connection picking up IP from ...
0
votes
0answers
27 views

Intermittent connection drops on Win 8.1

This is a laptop system. I currently have an issue where my network connection will drop intermittently for anywhere between 5-15 seconds at a time. This is enough to disconnect me from anything I'm ...
1
vote
1answer
28 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 ...
0
votes
1answer
244 views

network connection suddenly disconnected and disabled during large file transfer over the network

I am currently using windows 8.1 64 bit on my laptop. I have a working network setup and I can start to transfer some large (20+GB) files. However after a few minutes the network connection ...
1
vote
0answers
295 views

ethernet interfaces are sometimes renamed to 'renameX' on startup

I've installed a recent daily build of Ubuntu Trusty on several HP dl380e 2U servers. These servers have 4 x 1Gb onboard NICs. In addition, I've installed a PCIe 2 port 10Gb NIC in each server. The ...
1
vote
0answers
29 views

How does synchronization between two independent computer's NIC work (e.g. on Ethernet)?

I'm currently studying computer networks and the question came to my mind, how it is physically possible for the NICs of two networking computers to determine the clock rate of incoming datastreams. ...
0
votes
0answers
38 views

A few computers loss internet but can access local resources , other 8 never loss connection

This is a small network with Comcast ISP ( Cable ), there are 11 PC connected to network all are wired Ethernet, the same 3 computers will loss there internet connection sometimes, not all at same ...
0
votes
0answers
30 views

NIC does not like network cable

Alright Gang, I have a good problem for you guys. I have a test station with a network cable that works flawlessly on every single NIC it connects to EXCEPT nforce ones. Why in the world, would ...
2
votes
2answers
223 views

Ethernet to USB adapter vs USB Ethernet card?

I would like to connect two computers so that one is connected on physicall via the "standard ethernet jack" (got lost in the naming, i believe it's 8P8C) and the other will be connected to a USB ...
2
votes
1answer
487 views

ethtool available network interface ports

# ethtool eth0 Settings for eth0: Supported ports: [ TP MII ] Supported link modes: 10baseT/Half 10baseT/Full 100baseT/Half 100baseT/Full Supports ...
-2
votes
1answer
288 views

How to troubleshoot network problems after fresh install of Linux?

Almost every time I install Ubuntu on any laptop there are some problems with connecting to the Internet. After the last installation neither Ethernet nor Wi-Fi is working. What would be the steps to ...
1
vote
1answer
301 views

Specific ethernet cable not working with router only, but works with NIC

I have a DLink DIR-605L, which is a 10/100 Mbps (non-ADSL) router. I am connected to it on a Desktop with a Realtek Network Adapter onboard MSI P45 Platinum. I also have an Asus X54H-SX137D. Both ...
2
votes
0answers
417 views

Prefer WiFi over Ethernet

I want to use my Ethernet power line adapter in order to use Wake on Lan for my desktop PC. However, once it has booted into Windows, I want it to use my WiFi by default, as the powerline adapters ...
1
vote
1answer
1k views

Jumbo Packet vs Transmit Buffers

I want to increase the transfer speed between two network adapters: 1) Atheros AR8152 PCI-E Fast Network Adapter. 2) Marvell Yukon 88E8053 PCI-E Gigabit Ethernet Controller. Marvell has a "Jumbo ...
1
vote
1answer
4k views

Generic Ethernet drivers for WINDOWS

Background: I have a custom built box that I like to setup with multi-boot using GRUB2 and having Windows 7 x64, latest Linux Mint x64, and couple other Linux/Unix distros. I've had this setup ...
1
vote
2answers
817 views

Are USB Ethernet adapter slower than embedded NIC?

I've just bought an usb-lan adapter. it is usb 2.0 and 10/100Mb it connects in full duplex at 100Mb but it is really slow: it goes 10Mb Compared with embedded NIC same file transfert goes ~100Mb Is ...
1
vote
1answer
761 views

Unplugging ethernet cable without disabling NIC

Is it possible to configure the OS (Windows XP or Linux) or the NIC itself so that the NIC/interface remains enabled when the ethernet cable is unplugged? Often, especially when I'm tinkering, it's ...
-1
votes
2answers
171 views

Ethernet works fine when booting from a live CD, but won't connect from Windows Vista Installation

Got a strange issue at the moment where a PC I'm trying to fix isn't connecting to the network. I've booted from a "Mini Windows XP" boot CD I have and the ethernet connects immediately and works ...
1
vote
4answers
3k views

Connect VirtualBox to a different internet connection

At the moment, I have my host machine setup to access the internet using the main ethernet connection via a NIC. I have a VM which currently has it's network settings set to NAT, this allows the ...
0
votes
1answer
2k views

Can't connect two PCs to a Network Switch at the same time (Windows 7)

I have two computers connected to a network switch and every once in a while one of the computers will lose its internet connection. It's almost always the same computer every time. However, if I play ...
0
votes
0answers
705 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 ...
2
votes
1answer
595 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 ...
0
votes
2answers
232 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 ...
5
votes
1answer
234 views

Why do network cards without all of the wires work?

I recently acquired an older model of PC, and the network card in it did not work. A friend of mine had a spare laying around for me to use as a replacement, but I noticed that it only had 4 of the 8 ...
-2
votes
1answer
280 views

Will this network card work with my motherboard? [closed]

I've been having some problems connecting to the internet and I think it might be the ethernet card. I was wondering how I would know if this Intel card would work with my M4A785T-M/CSM ASUS ...
2
votes
1answer
248 views

Onboard NIC picks wrong IRQ on startup

I am dealing with an older PC with Windows XP. Someone recently selected "Load Optimized Defaults" from BIOS and now tiny little problems have emerged. One of the problems is that the Ethernet NIC ...
1
vote
1answer
619 views

Strange LAN failure: what possible cause?

My home machine is intermittently failing to send data (via ethernet) on my LAN. There is a 4 port wireless router, with 3 other devices that are working fine. I've tested two of them with ethernet ...
0
votes
2answers
339 views

trace program network communications

I'm looking for a program that can trace what a specific program on my computer is sending/receiving over my Ethernet connection. I'm not trying to crack a password or anything. Thanks
13
votes
7answers
29k views

Why is my laptop favoring the wireless connection over my LAN connection?

When my laptop comes out of sleep, I have to typically wait about 90-120 seconds before my network (wireless or NIC card) 'wakes up'. During that time, I see my wireless connection with 'limited ...
2
votes
1answer
4k views

Do laptop docking stations have their own MAC addresses?

My laptop has an ethernet connection, and there's another on the docking station. Can I connect using both at the same time? Will they have different MAC addresses? I'm assuming the ethernet port ...
2
votes
4answers
832 views

CPU load, USB connection vs. NIC

In general, and understanding the answer may vary by manufacturer and model (and driver, and...), in consumer-grade workstations with integrated NICs, does the NIC rely on the CPU for a lot of help ...
0
votes
1answer
439 views

Please recommend a good wifi to ethernet device [closed]

I need that because I am running a free version of iESX server and there is very little that I can configure in the OS itself. The server is sitting rather far from my router and I want to get rid of ...
2
votes
4answers
1k views

How To Add An Ethernet?

I was wondering how can I add an ethernet connection to a desktop computer that does not have any ethernet connection. I am using Windows XP Pro. I want to add internet cable to my computer but I ...
3
votes
3answers
2k views

Ethernet Port Troubles

A copy of an email I sent to company I bought my PC from last December. Does anyone else have any further suggestions? Basically yesterday my Internet connection went down, and my diagnosis ...