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

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3
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2answers
125 views

Why does changing the physical socket on your router cause delays?

My question involves the delays involved with changing which physical socket your ethernet cable is connected to. I am aware that if you are connected to a router on a network and then change which ...
0
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1answer
393 views

Setting up a Network Bridge on Linux VM (Windows 7 Host)

I would like to use NetEm to simulate a low bandwidth environment while testing an Internet-connected device. My plan is to setup a bridge in a Linux VM (Linux Mint 13) on a Windows 7 host. ...
0
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1answer
122 views

Is it possible to command a common router without using the web interface?

Some background The internet arrangement in my student home is really weird. There is one ethernet outlet and several wifi hotspots. Either way requires a login through a web site to get internet ...
1
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2answers
250 views

Weird Network Behavior of Home Router

First of all I would like to apologize because what you are going to read will be long and confusing but I am fighting this issue for 3 days now and am out of ideas. At home I have the following ...
4
votes
1answer
2k views

Router greatly slowing down internet connection speed

I have a router which shares the connection in my house between different computers. I dont need a modem; I can also plug in a pc directly to ethernet cable in my house to gain internet access. I ...
0
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0answers
121 views

Cannot open Network-Manager-Gnome LMDE

Hi I am using the Linux Mint Debian Version After installing the recent Update pack 7, I cannot open The Networkmanager-gnome window. The icon on the Dock appears and I can switch on/off any networks ...
1
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1answer
123 views

How to secure port forwarding on AirPort Extreme

I have a small home server to share photos, blog, videos, etc. with family and friends around the US and Western Europe. Of course I have seen evidence of malicious scanning against my ...
2
votes
2answers
545 views

Watching Netflix through a VPN

Recently I bought a VPS from DigitalOcean. I setup a PPTP VPN so I could watch us Netflix content from outside the US. Now that I have it setup and all my traffic is going through the VPN, Netflix is ...
0
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2answers
93 views

Windows 8 keeps same network info on each connection

Recently got a new laptop, and it has Windows 8.1. I have a custom setup on my home network, with static IPs for each device connecting to the nework, and I use Google for my DNS (8.8.8.8 and ...
2
votes
2answers
1k views

Linux Mint on VirtualBox has no internet connection

Physical machine: Mac Mini running OSX 10.7.5 Virtual machine: Linux Mint 15 Cinnamon 64-bit Using VirtualBox. I am trying to make the linux connect to the internet. For some reason I can access the ...
1
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0answers
411 views

Configure multiple VLAN on a Broadcom NetXtreme 57XX adapter

I'd like to use multiple VLAN on a Broadcom NetXtreme 57XX network adapter on Windows 7. I'm used to do it on *BSD, but I can't find how to do it on Windows. It's ok to set 1 VLAN on 1 adapter. I ...
1
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2answers
27 views

Why times elapsed connecting to a server are different?

I have a small program which connects to a server of my choice and measures the time elapsed to do so. Each time I run it it returns different result. My question is what does this time depend on ? ...
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0answers
365 views

Ubuntu hardware wireless switch has no effect after suspend and 13.10 upgrade

I'm posting this on SU after it stalled on askubuntu. I hope someone here can help! If you'd prefer to answer on AU itself, here's the link: ...
0
votes
1answer
512 views

Can't ping through default gateway

I have the following configuration: Routing table on M3 is: Destination Gateway Genmask Flags MSS Window irtt Iface 0.0.0.0 192.168.2.1 0.0.0.0 UG ...
0
votes
1answer
477 views

Building a LAN emulator for gaming purposes

I built a simple utility for Warcraft III that allows users to join remotely hosted games just as if they were accessible in their LAN. Its idea is pretty straightforward: Players A and B want to ...
0
votes
1answer
254 views

2 routers at home- how to connect with VNC?

I have two routers at home. First router is upstairs and is connected to the cable modem. 2nd router is downstairs and acts as "signal booster" for the 1st router. Devices connected to the upstairs ...
0
votes
1answer
774 views

RJ45 splitter slows down network speed?

My computer is connected to the wall socket via a RJ45 splitter, i.e. NIC-----spliter-----wallsocket. CAT5e cables are used. Situation 1: No cable in plugged into the third port of the splitter, ...
0
votes
2answers
285 views

I keep losing wireless connection

I have a WRT54GL v1.1 wireless router and a WUSB54G v4 wireless adapter, both made by Linksys. The router is in the living room by the TV and the my computer is in the bedroom. My ISP is Brighthouse. ...
0
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0answers
46 views

how can I deal with throttling?

I have Verizon FiOS and it seems as if certain things will cause the connection to slow down greatly. if there are a few people on skype, the internet speed drops greatly for the rest of the day even ...
1
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0answers
198 views

Hairpinning on Virgin SuperHub 2

I recently got the upgraded SuperHub 2 from Virgin and I've not seen a lot of difference performance wise besides the fact that if I try to access a domain that points at my external IP (to a computer ...
0
votes
1answer
84 views

How do I disallow shared folder when user is not logged in windows 7?

One of my customers has to sign very strict NDAs that force him to find a way to block file sharing and lock his office when he is not on the premises. He also has the companies quickbooks files ...
1
vote
1answer
22 views

i am not able to connect to the application hosted on port 80

I am trying to access an application that is hosted on port 80. When i try the url from my personal computer , the site is not reachable but the same url on the server( which hosts the application) i ...
0
votes
1answer
48 views

Internet Connectivity Issue

Lately, I have been having issues connecting to the internet on one of my computers. The computer I am using now, however, is on the same network as the computer I am posting from. The issues seemed ...
0
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0answers
826 views

vmware workstation 8 and windows 8.1 can't ping host to guest, other pings work fine

Having a very strange problem with my virtual machines. My host OS is Windows 8.1, my guest OS's are varions windows (XP, Windows 7). I recently updated my host OS to 8.1. I had the same problems ...
0
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1answer
27 views

Ubuntu virtual machine on windows 7

I've got ubuntu install on virtual machine with vmware player. I'm deploying a web app on this virtual machine and it's unreachable from outside my computer. When I check IP with ifconfig eth0 on ...
2
votes
2answers
2k views

Why can't IP addresses start with 0 or 255?

It was specified somewhere (presumably in an RFC) that Class A addresses range from 1-126 in the first octet, and that class E addresses range from 240-254, but that leaves out two potential networks ...
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0answers
1k views

Slow WLAN file transfer between server and tablet

My file server is running Ubuntu 12.04 and I'm sharing files from it over samba. It is connected via gigabit ethernet. My desktop, running Windows 8.1, is also connected via gigabit ethernet. I can ...
2
votes
1answer
9k views

How to set up Asus RT-N66U in bridge mode with wired connection to main router?

I have a wired router (TP-Link RT-860) in the basement where the cable service comes in. Eight wired ethernet connections span two buildings. I currently have a Linksys wireless router set up in ...
0
votes
1answer
2k views

Detect an IP address of a Wireless Access Point device

I have a Wireless Access Point device (http://www.szedup.com/show.aspx?id=1706), which I am planning to put into BeagleBoard-xM, in order to achieve wireless communication (LAN). However, I can't find ...
0
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0answers
60 views

Diagnosing Internet Spike Issues?

When playing games or streaming videos I experience a spike that happens at least once or so a minute. I just almost completely lose any speed I just had, and after a few seconds it goes back up. ...
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0answers
30 views

Trying to network Logitech Revue (GoogleTV) and Acer Revo (Windows 7)

I have a Logitech Revue (GoogleTV) and an Acer Revo (Windows 7) sitting next to each other. I want the Revue to be able to stream video from the Revo over ethernet (via Plex and ViMu). Both devices ...
0
votes
2answers
266 views

ip namespace non-root shell

I am trying to run ssh command to another ip namespace. I can do it right now, but it runs as root. I want to run it as a normal user. I want to know if there is a way to enter a non-root shell in ...
0
votes
1answer
85 views

Port bridging for torrents? [closed]

In organization they block the torrent ports, is there any concept of port mapping or bridging for example a server allow only 8080 and 443 and few basic ports and block all other ports so can we ...
0
votes
1answer
32 views

Obtaining IP Address Cycles - Wireless Connection Failing Troubleshooting

We are trying to connect wirelessly to our business' network through our router (BT Business Hub). It was working a week or two ago and as far as I am aware nothing has changed. Anything trying to ...
2
votes
3answers
13k views

How do I find my D-LINK switch's IP Address?

I have two D-LINK switches in my network, and I seem to have misplaced their IP addresses, so I can't remote on to them. What can I do? They both have DHCP disabled. I've port scaned my network, ...
0
votes
3answers
65 views

Dynamic IP range

With a dynamic IP address, each time I start up my router I get a new IP address by my ISP. But is there any sort of range where that IP is taken from? I mean, after X new requests, is there a chance ...
0
votes
1answer
79 views

Connecting to a VPN by Mac

I'm trying to connect to VPN by my mac. I tried both built-in and AnnyConnect clients to access, but the error is the same: Could not connect to server. Please verify Internet connectivity and ...
0
votes
1answer
234 views

Adding a Printer to my Print Server Failing

So, on the Windows Server page I read the following. Step 4: Add Network Printers Automatically Print Management (Printmanagement.msc) can automatically detect all the printers that are ...
1
vote
1answer
275 views

Connect two VirtualBox VMs with a hardware machine with a single public IP

I have a hardware machine running Ubuntu 12.04 and a Selenium server hub connected to the internet through a public IP. On that machine I'm running two VirtualBox VMs running Selenium server nodes and ...
0
votes
1answer
724 views

Howto Isolate a computer from my network using a billion 7800n and a busybox prompt

My only router is a billion 7800n connected to the internet using the ewan port. I have 4 computers connected to it 2 wired and 2 using wifi. I want to isolate one of the wired ports from seeing the ...
1
vote
2answers
4k views

VirtualBox with Ubuntu Server guest can't ping outside

Here's my situation: an Ubuntu 12.04 Host running VirtualBox; two guest VMs running Ubuntu Server 12.04 home network, so my Host pc has a wireless connection to the router of my ISP. My problem is ...
0
votes
1answer
816 views

What are the best proxy servers for Mikrotik router? [closed]

I want to setup proxy server for my Mikrotik router. There is inbuilt web-proxy for Mikrotik router but I can extend this up to transparent proxy (kind of proxy server) only. We need High anonymity ...
0
votes
1answer
65 views

<10 users (windows 7 and Vista machines)--need basic network

A small office. Current environment: A few aging notebooks, one of which is connected to a printer by a USB cable. No sharing of anything, but everyone is able to do web stuff via one central ...
0
votes
2answers
60 views

How can 2 or more instances of the same program to communicate in local network? [closed]

I want to create program which will be in use for few computers connected in local network. Basically the program aim is to keep track of all tables in a bar ( lets say ), which are reserved. When ...
1
vote
1answer
2k views

Network unreachable on Ubuntu guest after trying to set up a host only network on Virtualbox

I have a Mac OS X host and a bunch of guests including Ubuntu and Arch Linux. I was trying to set up a host-only network at eth1 to let me ssh into the system. But now eth0 isn't working properly ...
0
votes
2answers
68 views

What is the simplest network-accessible storage solution that is also accessible from a non-networked machine? [closed]

I have multiple machines that must be removed from the corporate LAN because their OS is being retired. We run some specialized laboratory tasks (and hardware) on the "obsolete" machines that cannot ...
1
vote
1answer
350 views

How can I use terminal to ping a computer every 60 secs continuously, if no ping response sound an alarm

How can I use terminal to ping a computer every 60 secs continuously, if no ping response then ping every 1 sec, if still no response after 5 one second pings then sound an alarm and continue pinging ...
0
votes
1answer
64 views

more than 20 users on wireless and connection intermittently drops

There are about 25 users connected to the wireless network. Connection intermittently drops in a day. I have tried forcing in my ISP DNS. It seems that there are lesser disconnection but I cannot ...
1
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0answers
82 views

Browser Resolving Host, Program Delays

For some reason when I'm idle on my computer or when I boot up, I can open my browser it will stay on Resolving host... for 5 minutes or so even though the network is connected. This causes programs ...
0
votes
2answers
127 views

What does *:* in lsof output stand for?

While executing the command /usr/sbin/lsof -l -i -P -n as the root user, I am getting this output. COMMAND PID USER FD TYPE DEVICE SIZE/OFF NODE NAME ... httpd 9164 70 3u ...