Networking is the art of connecting two or more devices together so that they can communicate with each other.

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Linux: Share keyboard over network

As the title suggests, I want to use a remote keyboard locally. The remote keyboard should be usable in a TTY and, if possible, in the X-Server as well. Are there any drivers (kernel modules) ...
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3answers
155k views

How to reinstall the TCP/IP protocol driver on Windows 7?

How to reinstall the TCP/IP protocol driver on Windows 7?
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2answers
10k views

No idea what is listening on port 80 in OS X

I'm on OSX Mountain Lion 10.8.3, and I've freshly rebooted my Mac. I want to start a service (like Apache on port 80), but there is already something going on with port 80: telnet localhost 80 ...
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6answers
11k views

Why is my router assigning the wrong address via DHCP

I have a WRT54G router that is set up to serve out addresses via DHCP. It correctly serves up addresses to every other machine on the network, including another PC, my macbook when connected via ...
11
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2answers
734 views

Playing large video files over wireless network. What technical specification should I look for when buying wireless router?

I have a Windows 7 desktop with a folder shared out joined to a wireless network. I regularly use my Android tablet (also joined to the same wireless network) to play video files that ranged from 1GB ...
11
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1answer
307 views

“nice” for Networking

UNIXish systems have a command-line utility called nice that can be used to run programs at a low priority, so that they don't hog the CPU. Is there anything analogous that will limit the amount of ...
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5answers
1k views

Top ten security tips for non-technical users

I'm giving a presentation later this week to the staff at the company where I work. The goal of the presentation is to serve as a refresher/remidner of good practices that can help keep our network ...
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7answers
9k views

How to make windows task manager to show network usage?

I found that Windows 8 Task manager does not show network usage correctly: As you see, my torrent client downloads at a speed of 1 MB/s, while Windows shows zero. All adapters are disabled except ...
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1answer
2k views

Why does my microwave kick out the internet

I have had a standard Internet setup in my home network for many years and my router is set to 2.4 ghz but I just recently got a new microwave and every time I use it the Internet seems to kick out ...
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3answers
4k views

MacBook can't use internet, but nslookup and ping both work

I have a user with a new high-end MacBook Pro that can't use the internet. He can connect to either our wired or wireless network and do things like browse file shares, but can get no further. When ...
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4answers
39k views

How can I connect 2 windows 8 machines with WiFi Direct?

I noticed I have a WiFi direct network adapter in Device Manager. Did a bit of research and it provides peer-to-peer communication between two devices using WiFi. I searched on how to treansfer files ...
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2answers
5k views

Is there software that lets me drag windows between two PCs? (there is!)

I'm looking for a preferably free program that is similar to MaxiVista, which lets you extend you desktop to another desktops screen on the same network. But with MaxiVista you have to extend the ...
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5answers
3k views

Create a private network inside my Windows 7 machine

My Main Rig is a Windows 7 Professional laptop. On this machine is two Virtual Machines, both of which are also Windows 7 Professional. I need these VMs to be able to see each other but I also need ...
11
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1answer
2k views

All invalid hostnames resolve to localhost in my browser. What is going on?

Update: jump to the end of this question for the happy conclusion to this epic tale. Note: I have IIS7 installed locally for web development. This is what happens in my browser for random sites: ...
11
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4answers
6k views

If I have two internet connections on osx, how can I use both to increase my bandwidth?

I understand that any one connection (such as a non-p2p download) will use just one of the connections, but since most normal activity involves multiple connections at once, I can still in theory ...
11
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1answer
8k views

Windows shows “Limited Connection” when it isn't

[12/16/2013 - Updates below] [12/20/2013 - Updates below] Bear with me, this isn't the normal "limited connection" sort of question, I promise. When I am at the office and on the LAN, my Win8.1 ...
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4answers
7k views

Wrong order in CAT5 cabling — does it matter?

I've got in-wall CAT5 wiring in my house. The wall sockets were done by an electrician and the requirement was straight-through T-568B, but I think he got it wrong. When I use a cheap cable tester, I ...
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2answers
994 views

Why am I seeing such low SMB transfer throughput?

Ok, there's a bit more to the story than the title implies. Background and Environment: I'm copying several TB from an older Ubuntu server to a newer Windows 2012 server over SMB. (Technically, it's ...
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5answers
6k 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 ...
10
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2answers
9k views

Is there an app for the Mac that shows you which apps are using the network? [duplicate]

Possible Duplicate: Application for monitoring all applications that are using the internet in Mac OS X I use Menu Meters to show me how much data is being sent and received by my Mac as a ...
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7answers
6k views

Should I use a network hub or network switch?

I want to put a networking device on an Ethernet connection between 2 digital devices. The communication will be 1-to-1; there will only be 2 devices connected through the networking device. And I ...
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2answers
6k views

Will using a 10/100 router stunt gigabit switch speeds for an internal network?

I have a 10/100 Verizon router. 3 computers are connected to this via Ethernet. I'd like to put a gigabit switch between the computers and router to enable gigabit speeds on the intranet. If the ...
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4answers
31k views

How to disable ipv6 on a specific interface in linux?

Could someone tell me how to disable ipv6 auto-config on a specific network interface in CentOS? The current situation is: A PC has two network adapters eth0 and eth1 that are connecting to the same ...
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2answers
6k views

Should uploading a file on DSL kill the download speed?

I have the 20,127/893 Kbps service through CenturyLink DSL. I've ran speed test and it typically reports speeds close to that. Except whenever I upload something substantial. Like a video file to ...
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3answers
8k views

What is the maximum number of IPs that can be assigned to a given computer?

I really need to know this for a linux server, but since it also applies to client OSes, I figured the question should be posed here instead of server fault.
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3answers
15k views

How to share CPU or RAM?

In networking we share File(Disk Driver) or Databases. But how can we share CPU or RAM over the network.
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2answers
15k views

How do I get rid of the VMware “Unidentified Networks” in Windows Vista and 7?

After installing VMware in Windows Vista or 7, there are two public networks that can't be identified, but upon further inspection are virtual networks created by VMware. The problem is when you're on ...
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6answers
12k views

Merging two incoming broadband lines for faster internet

We have a broadband line coming into our building which delivers around 8-10mbps, which is ok but not great, although fibre is available in our area (30-100mbps) its not available where we are just ...
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2answers
5k views

Can IP v4 and IP v6 share a single physical Ethernet?

I keep reading about the transition from IP v4 to IP v6, and the possible advantages and problems. One thing that keeps popping up is "dual-stack" networking, meaning (I believe) a host can speak both ...
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9answers
13k views

How to Transfer Audio Output from Mac OS X to Ubuntu via a Network?

Is it possible to somehow tap in to sound output and send it via network to another machine. Formats probably are incompatible, but I would appreciate even on some information on how to tap in to ...
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5answers
15k views

Unable to ping local machines by name in Windows 7

I'm having a strange (and persistent!) problem with pinging local machines on my network by name. I believe my machine (Windows 7 64-bit) is the only one having this issue. This is over a wireless ...
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3answers
2k views

Does Windows take care of closing sockets when processes exit?

I've read up this question about Linux, Can a port be bound when the process has terminated? Linux appears to clean up after processes exiting, and leaving open sockets. I was wondering if there's any ...
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3answers
10k views

How can I run ALL http request through Charles Web Debugging Proxy - including command line ones?

I'm using the Charles Web Debugging Proxy software to debug HTTP requests. It works great with my desktop browsers, Chrome and Firefox, and it even sees HTTP requests that other programs make. When I ...
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3answers
24k views

Is there a nice, graphical, packet sniffer for Mac OSX?

I have Wireshark and have used tcpdump, but I was wondering if there was a nice GUI to capture and view packets on the Mac. Ideally, something that is protocol aware, so that it knows how to break up ...
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5answers
7k views

IP address alias assigned by DHCP

I would like to create several aliases to eth0, but have the addresses assigned by DHCP instead of being set to static IP's. Is this even possible? All the examples I've seen assign a static IP using ...
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3answers
8k views

Home CAT6 wiring: CMR vs CMP?

I'm planning on wiring my house with CAT6 cable. I'm finding a large jump in price between CMR and CMP cabling, and I'm confused by what counts as a 'plenum' and what does not. As I'm wiring my ...
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4answers
81k views

Setup static IP under Ubuntu 14.04 Trusty

How to setup static IP address under Ubuntu 14.04 Trusty? My setting is not working. What special about Ubuntu 14.04 Trusty is that I found it now using the "source-directory" keyword to source ...
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5answers
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What is ::: in the Local Address of netstat output?

This is the output of netstat -tulpn that I get: tcp 0 0 127.0.0.1:2208 0.0.0.0:* LISTEN 2055/hpiod tcp 0 0 127.0.0.1:631 ...
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1answer
7k views

How to request a specific IP address from DHCP server?

How to request a specific IP address from DHCP server? This question also touches the topic of DHCP address reservation in a router. Background: My home routers DHCP table only allows to create an ...
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2answers
2k views

How do I make certain web addresses use a specific network adapter on Mac OS X?

I have two Internet connections at work, my wired Ethernet connection (which is heavily filtered behind a firewall, can't connect to Apple Updates, etc.) and a wireless connection that is unfiltered. ...
10
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3answers
46k views

How to route only specific subnet (source ip) to a particular interface?

How to route only specific subnet (source ip) to a particular interface? OS: Linux I know I can do easily by destination IP by using something like route add 1.2.3.4/24 dev eth4 but I do not ...
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10answers
69k views

Windows 7 File Transfer Speed over Gigabit is slow

I've got windows 7 pro running on my file server and my main desktop. Each has a gigabit network connection and I'm connected to a gigabit switch. However, when trying to copy some large files, it's ...
10
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2answers
7k views

Ubuntu 12.04 VM on Windows 8 Hyper-V - No Network Connectivity

I have been attempting to connect my Ubuntu 12.04 Virtual Machine to the internet. I have been searching and found some information but have not been successful so far. I have also tried Linux Mint ...
10
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7answers
6k views

Why can a network address not be a valid host address?

So... I have studied for CCNA and such and been working with IP networking at the least the past 8 years or so. I have always seen and been told that the network address for a subnet is not a valid ...
10
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2answers
11k views

how to access samba on a guest Linux behind the VirtualBox NAT?

On my laptop, I'm running Ubuntu 9.10 under WinXP using VirtualBox 3.1.2. I want a setup where: The guest can freely access the internet. The host can access the guest files via Samba. The setup ...
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6answers
34k views

Enable/disable wireless interface in a bat file

Is there a way to enable/disable a wireless network interface via the command line (so I can put it in a bat file)? When I'm in the office I use a wired connection, but Windows still occasionally ...
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2answers
6k views

How to make a local web server visible from the internet *without* setting up port forwarding on the router?

I develop websites on my (high-end) laptop, and I work from a variety of physical locations. I would like to save the hassle of constantly synchronizing with an externally visible web server in order ...
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3answers
25k views

How to take advantage of two Internet connections (WiFi / Wired)?

I have two separate internet connections, one through WiFi and other Wired. However, generally I have observed that Windows try to use only one ( mostly faster one/ Or Wired by preference - I am not ...
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4answers
6k views

MacBook won't pick up networking on ethernet

First a little network diagram; We have an ADSL router (Standard home broadband Netgear. DHCP, DNS and firewall disabled), connected to a gigabit switch (unmanaged, it just sits there and works). ...
10
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2answers
6k views

How can I setup an IPv6 network in this way?

I have a network mapped like this : To experiment with IPv6 connectivity, I want to configure my LAN network using IPv6. Can someone explain how to convert the connection between the Desktop and ...