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

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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 ...
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1answer
42 views

Routing ABCs - Packet goes up, must come down [closed]

Can anyone give me a summary of routing technologies? A packet is kicked into the air, reaches an apex, and comes down to earth at some destination. Kicking is pretty simple. The packet just ...
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3answers
289 views

Remotely turn on a device that is powered off? [closed]

Verbatim from the interview between Brian Williams and Edward Snowden last night: Snowden: Any intelligence service in the world that has significant funding and a real technological research team ...
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115 views

How to enable 802.11n Wi-Fi?

I have a 150-Mbit capable router and a notebook with Atheros AR9485-EG wireless adapter. The connection speed is always 54 Mbit/s. The router is set to b/g/n mode. If to set it into 11n-only mode the ...
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1answer
36 views

How to route local traffic over switch?

I'm just cabled up at home but haven't got any way of verifying that gigabit speed can be reached. As I've only got one laptop with one network card, one cable, and one switch, I'm kind of stuck. I'm ...
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2answers
7k views

Transfer files over WIFI hotspot without internet connection?

Can i transfer lets say movie from pc to Android, if both are connected to my wofo hotspot from android? If connection can be established between 2 PC-s, why not ohone/pc. Is there a term related to ...
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2answers
34 views

How to copy from a windows network to a linux machine

I need to create a batch that regularly copies a file file.txt from a windows remote machine (located at \1.2.3.4\Client$) to a linux machine located at 7.8.9.10. The batch should run on the linux ...
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2answers
2k views

802.11ac incredibly slow file transfers

I've just upgraded my whole network to 802.11ac - new router as well as new 802.11ac USB sticks for every computer that doesn't support it out of the box. For some reason my read and write speeds are ...
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1answer
73 views

Redirect certain websites

I'm starting up a VPN service, and am attempting to block certain bandwidth-hungry websites, such as Netflix, torrent sites, etc. Naturally I am offering a paid service as well as the free one, to ...
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5answers
739 views

Five thin client machines with same MAC Address?

I have Purchased five thin clients. Every time I connect them together, just one remains connected. When I check their MAC addresses, they all have the same one! The thin client is "computer cloud ...
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1answer
487 views

Internet Explorer 9 bad proxy detection failing when proxy server is completely unreachable

I've searched high and low, and I only find a few mentions of this "bad proxy list" feature of internet explorer. Basically, if you have a PAC/wpad.dat file for auto proxy configuration, and your ...
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1answer
563 views

Windows failing to renew IP lease

Approximately a month ago I started experiencing a minor, but frustrating problem: my internet connection would drop for several seconds every two hours. My quick investigation showed that these ...
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194 views

How to know if an application is using system proxy and tor network?

I'm using socks proxy to connect to Tor network by Vidalia (relay) and it's working fine. I have set the system proxy via Control panel » Internet options to use socks proxy. So no need to add ...
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2answers
69 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 ...
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2answers
58 views

long distance network

okay so, I just opened up two shops in my hometown. The two stores is about 6 blocks apart, connecting them by wire is not really feasible in cost wise. What kind of network topology should I use for ...
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1answer
292 views

Why does WebDAV fail from inside home network

On my OSX server there is a folder that is configured in the Server App to be accessible via WebDAV. This folder is used to sync OmniFocus. On my router, I have set up a dynamic dns. When I am outside ...
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4answers
14k views

How to remote access my router.?

I have an Asus rt n10+ router and I flashed dd-wrt in it. My remote access is still not working? I tried a lot of options researching forums here there and everywhere. And why is my public IP ...
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3answers
102 views

How can I connect to a VPN with a restrictive network?

I have recently relocated and the network I have been provided blocks every outgoing TCP port except for 80 (http) 443 (https) 465 (smtps?) 587 (submission) 993 ...
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1answer
80 views

Why from a virtualized Ubuntu system I can't discover the ip address of my router?

I am not into computer network and I have the following problem finding my router IP address. I have a Windows 8 PC on on which it is installed VmWare Workstation that virtualizes Linux Ubuntu. The ...
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1answer
28 views

Route packets from any network to any network

Assuming we have the following network topology and CentOS 6.5 on each router, how can i set ALL traffic go from ANY host in ANY network to ANY host in ANY network? I have already enabled ...
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0answers
322 views

File transfer tools for linux with support of zero-copy transfer

Are there small and simple file transfer tools for Linux, which can use "zero-copy" style of transferring files from HDD (SSD) to tcp socket, and back? I want to often send huge amount of ...
4
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1answer
1k views

Windows detecting mystery device

I have just installed Windows 8.1 and I have noticed a mystery device being detected under Networks. Here is a screenshot showing the device and its properties. It identifies itself as a Nexus 7 - a ...
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2answers
599 views

Share Windows computer internet connection with Raspberry Pi

I have a Raspberry Pi that can't have physical access to the router, but I have a PC that does. I would like to share internet connection from the PC to the Raspberry via the USB cable*, not via the ...
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0answers
1k views

VPN Error 868 when connecting even if using IP address

I am trying to connect to a public VPN from VPNGate. However when I attempt to connect to a VPN from the list using MS-SSTP protocol I get the following error: Error 868: The remote connection was ...
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0answers
1k views

filezilla server 530 User cannot log in

I am trying to setup filezilla server to access files remotely. I am able to connect and list the files using local address (192.168.x.x). Now I am trying to connect through dedicated IP over ...
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1answer
37 views

Consequences of removing a partnership in sync center?

Hi I have a windows 7 PC on our network, I don't think we need to have a sync partnership on it and want to disable it. If I disable it does anything get deleted or lost? or does it simply stop ...
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1answer
169 views

Can next hop address be same as destination address? [closed]

Like if host address is 100.0.0.1 and next hop address is 100.0.0.2 and destination ip address is also 100.0.0.2 Is this a valid use case? Any real life usage? <dest ip> ...
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1answer
3k views

VPN and getting router/firwall configuration correct

For the life of me can not get my VPN working using PPTP or L2TP or anything. My subnet is set to 192.168.13.1 to avoid conflicts. I have tried to reach my desktop/server from my laptop/client using ...
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1answer
75 views

Setup LAN to serve webpages and voip and access to the web site from inside LAN with domain name

I'd like to know if it will work: I have my domain and I'm serving a webpage in a nginx to the internet, but if I type my domain in my laptop inside LAN I access to my modem/router configuration, I ...
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2answers
434 views

Connection to Google, Yahoo, Bing, Ask, etc. compromised via all devices on my home network - How?

I'm a very computer savvy guy (although not very networking savvy), and I may still be wrong about this, but I think my home network may be compromised somehow. I'd like to know if it's possible for ...
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2answers
684 views

Is it possible to map static IP to computer name instead of MAC address?

I have a number of computers with different computer names connected to the network. They currently hold a static IP address based on their MAC address. In other words, the static IP address is mapped ...
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0answers
30 views

Script to email administrator when a duplicate IP is found on the network

I know this is a bit of a custom requirement but I was hoping someone currently has (or can put together) a script that checks for duplicate IP addresses on a network (something that might occur when ...
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2answers
1k views

On a PPPoA ADSL Connection - What is the best MTU Size

As recently discovered, my ISP is currently using PPPoA in order to authenticate my ADSL connection. I would like to know the optimal MTU Size to use for this connection?
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1answer
777 views

After connecting wlan0 to bridge interface (and then removing it), can't connect to AP

I'm on a laptop running Debian Jessie with kernel 3.13-1-amd64; lspci shows that my wireless NIC + driver is 04:00.0 Network controller: Intel Corporation Wireless 3160 (rev 83) Subsystem: Intel ...
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1answer
205 views

SSH “reverse” ProxyCommand

Normally you have a setup like: Workstation -> Firewall -> Server Were your Workstation cannot contact Server directly, but has to use log in into Firewall first in order to contact Server. ...
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2answers
139 views

What hardware is necessary to provide WiFi for an outdoor business?

My in-laws own a campground and are looking to provide free WiFi for their guests. They are a small operation and are on a budget, so I have decided to help look into this. Here are some basic ...
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0answers
162 views

Properly throttle bandwidth per user

To be clear from the get-go: I did search before asking this question. I've found the following articles: How to throttle bandwidth on a Linux network interface? and Bandwidth Throttle for linux. ...
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1answer
572 views

How to enter password for Wi-Fi network on my Windows 7 PC?

I have a home Wi-Fi network. Previously it was an open network, without any password. Recently I renamed my network and set a WEP password there. Now on my Laptop I see the renamed network but can't ...
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1answer
393 views

Script to enable/disable IPv4 on a specific network adapter Win 7

For reasons I don't wish to get in to at the moment I need to occasionally disable Internet Protocol Version 4 (IPv4) on my wireless card, then enable it some time later. Currently I go into the ...
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2answers
58 views

win xp wifi networking

I have 2 pcs with win xp and a wifi router ( without outgoing internet connection )...my job was to connect them over wifi to share some files. router was properly configured, both computers connected ...
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1answer
128 views

IPTables and PPTPd

I'm trying to add the line -A POSTROUTING -i ppp0 -j MASQUERADE to my IPTables in order to allow VPN to have access to the entire internal and external network (eth0, and eth1), but when I try to ...
0
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1answer
228 views

I have too many DNS servers configured

The OS is Win 8.1. I have my laptop connecting to my wireless router, and I have told the router to issue out DNS via the DHCP lease. The laptop is configured to use the information. The router is ...
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2answers
133 views

How to download a file through Telnet using HTTP request? [closed]

I need to download a file, for example: http://gensho.acc.umu.se/debian-cd/7.5.0/amd64/iso-dvd/debian-7.5.0-amd64-DVD-1.iso with usage of Telnet and HTTP request. How can I do that?
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1answer
148 views

Why do I often have to refresh pages I navigate to once for them (or content in them) to load?

I have noticed a bizarre pattern when using my PC, that when I open a link to a website, it often will often take a very long time to load, or time out. Sometimes content on the website will be drawn, ...
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0answers
54 views

Internet connection lost

I have a problem with my internet connection. Sometimes, suddenly, the internet connection is lost for a few seconds (often four or five, but sometimes up to 30 seconds). When I test the connection ...
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0answers
36 views

Lost internet ubuntu vm workstation. DNS issue

I installed Ubuntu 13.10 a while ago. Everything was okay while surfing internet with Chrome. But after a while, the internet got very slow. I rebooted it and lost internet connection. I thought it ...
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1answer
54 views

With mobile account enabled, is it safe to delete files from a computer that used to be used by someone else

I'm not very proficient with Macs and I'm not sure how the file syncing works across the network. Here's the scenario: I'm using a computer Bill Jole used to use. I noticed the hard drive is full and ...
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1answer
97 views

IP address conflicts and Router Issues

I Have the following situation at home: I own a laptop/notebook PC and my brother has a desktop PC. We both are connected to the internet via Netgear WiFi router which is connected to 2Mb/s ADSL ...
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1answer
58 views

How can I specify which network to use for internet connection and which for viewing network computers

I have two Network Adapters on Windows 7 64 bit operating system which is installed on Oracle Virtual Box. I created those two adapters as follows: NAT VirtualBox Host-Only Ethernet Adapter If I ...
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0answers
100 views

Hyper-V with multiple physical networks

I have Hyper-V on my laptop with a wireless and Ethernet card, sometimes I connect using wireless card, and sometimes using the Ethernet cable. I am trying to configure Hyper-v to work always with ...