For questions on connecting devices together so that they can communicate with each other, as well as on networking equipment such as routers and switches.

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How to display all accessible domains on Windows 7?

I belong to one specific domain, but I would like to access the other local domains, that I am allowed to browsed, just like on XP (image below). Is that even possible to do so in Windows 7 ?
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1answer
286 views

Windows: How can I reproduce exactly the same blank-password security but with non-blank password?

Having read in Set a Blank Password in Windows XP To Protect the Computer from Internet Attacks : "Using a blank password (or no password at all) makes your computer more secure because Windows ...
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2answers
2k views

Automatically connect Wired Ethernet Connection after power outage

I am using Scientific Linux 6.2 (Variant of RHEL / CentOS) . Every day at a particular time there is a power outage at my place, and after 1 hour power is restored. My laptop is connected to a network ...
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1answer
391 views

What do I have to do to make multiple network adapters work for a VMWare guest?

I have Windows 7 x64 as host and Ubuntu as the guest system. When I have one virtual network adapter, everything is fine, but if I add a second interface, then only the first is working. I need two ...
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3answers
3k views

Load Balance a wireless router?

Before I start - not sure which stackexchange site this post is best for so if there's a better suited one let me know and I'll move it :) If you think about airports that offer free WiFi, they ...
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1answer
742 views

Can I connect 2 swiches by using the uplink port to a standard port on each other?

I have a router (10/100) connected to switch #1 (8 port 10/100) to switch #2 (24 port 10/100) with 16 devices connected to switch #2 via patch panel. Can I (should I) connect Uplink port on switch #2 ...
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3answers
3k views

Referencing computers by their name between OS X and Windows operating systems

I just got an iMac and have connected it to my existing network (a Workgroup not a Domain) of computers that are all running Windows (XP, Server 08 R2, Win7). From the iMac, I can successfully PING ...
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1answer
992 views

How to extend a wireless network as another SSID?

So I'm trying to extend my wireless network (uses a thomson modem/router) using a AP acting as a client and a router to broadcast a new SSID but the problem is I can't get it to work, DHCP is enabled ...
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1answer
5k views

Netgear DGN2200 router drops connections / duplicates IP addresses

(I hope I am on the right StackExchange network - apologies if not as I'm visiting from stackoverflow) We have a Netgear DGN2200 router in the office where 9 of us work. It has been fine until ...
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2answers
1k views

Force Firefox to cache a URL for a specific period of time

One of the companies I work with has a web app hosted over a slow DSL line. There is something amiss with the configuration of their server or version of software they are using which means that every ...
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1answer
8k views

Windows 7 Enterprise not detecting 'Domain network' profile until NIC is reset (enabled/disabled) or cable is replugged

I have this office laptop running Windows 7 Enterprise 64bit, which will not detect the 'Domain network' profile after a full boot/reboot until I disable/enable the network adapter or that I ...
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4answers
2k views

Some sites not accessible - others are

Everything was working perfectly a few days ago. However, now I can't visit e.g. some .edu sites or Ebay - they time out. I tried to download AVG but it wouldn't start the download. Several other big ...
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1answer
1k views

Connecting ADSL Modem cum Wi-Fi Router which is 802.11g to a Wi-Fi only Router 802.11n

I would like to upgrade my network from 802.11g to 802.11n. The current modem I have is an ADSL model with Wi-Fi router built in. I would want to use the modem but not the built-in 802.11g AP. Instead ...
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2answers
175 views

PING times out in a hop en route to the target

What can I do when a ping times out whilst en route to its destination? I have contacted the last IP address listed in the trace and they say it is timing out after it leaves their server. I can'...
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1answer
3k views

Network Connections error 720 windows 7

I use a Mobile Broadband connection to connect to the internet. Sometimes the connection disconnects and while I try to reconnect I get the error shown above. After I logoff and logon again, then the ...
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1answer
279 views

Make a device send data to a server with unknown IP address

I have a client-server application, which runs in a LAN. Every time a device connects to this LAN, it should send some data to the server within the LAN, but the device doesn't know the IP address ...
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1answer
301 views

Can two network adapters work in different IP protocols simultaneously?

My laptop has two network adapters, one is wireless and connected wirelessly to a wireless router, another one is wired and connected to a network supported IPv6 with cable. The question is , can I ...
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1answer
677 views

How can I set up a wired printer on different operating systems without a print server?

Hopefully I have the correct stackexchange.com site for this question. Please leave a comment if I need to move it. I'm having difficulty figuring out how to set up a wired (USB) printer on a ...
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1answer
2k views

How to use 2 internet connections from one computer - one just for ssh and the other for everything else?

The library and other public Wifis restrict internet access to certain ports, sometimes just port 80. I'd need to be able to use ssh and other programs that require a different port. My current ...
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2answers
7k views

Can I change the traceroute to a certain IP?

I like to play the game League of Legends but lately have gotten unacceptable amounts of latency (400+ ping). After finding out the game server's IP (95.172.65.165) I tried to traceroute it to see if ...
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3answers
574 views

How can I tweak Firefox and Ubuntu to save network bandwidth?

I have tethered my HP Mini with LG Optimus One (with a 3G connection) and use it often while roaming for reading articles on the web. I am using Ubuntu 11.04 with Firefox 6. Here are the different ...
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1answer
596 views

Apache 404 Not Found

I am running an apache server on my win 7 pc mostly for the purpose of serving data I control to various scripts I write for my friends. Right now I have a resource hosted on it called "latestmc.txt"....
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1answer
372 views

How to set up encrypted network in easiest way in Linux?

Let's consider we have unencrypted network connection (for example, Ad-hoc Wifi without any WPA, but not limited to wireless, of course). What is the simplest way to secure it (having GNU/Linux on ...
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1answer
214 views

Ubuntu VM pinging each other with Internet

I am using Ubuntu 11.10 and installed the Virtualbox from the Ubuntu Software Center. Later on, I installed three (3) Windows XP Virtual Machines. I'm trying to get all of the three VMs to ping each ...
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1answer
274 views

Why local addresses usually start with 192.168? [duplicate]

Possible Duplicate: Why are home networks prefixed with 192.168? Why local network addresses usually are like 192.168.xxx.xxx? Is there any reason they start with 192.168 or is it just a ...
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1answer
156 views

Unrecognized ethernet controller

My network adapter stopped working recently. I had to do a fresh install of my win 7 OS anyway but after the install, the network adapter is not recognized anymore. No problem I said, I'll jsut find ...
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1answer
191 views

Which option should I use to allow networking between virtual machines and Internet access?

I am currently using VirtualBox 4.1.8 on Windows 7 host if it matters ;) I want to connect 2 (or more) virtual machines together AND give them the access to Internet (so that I can get the packages ...
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1answer
203 views

VPN endpoint provider, not anonymizer

I am unable to find any VPN endpoint provider, which will give me virtual lan over L2TP, PPTP, or IPsec. One of this ?types/protocols? i need because of support in my mobile device. I want to ...
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1answer
2k views

Outdoor WiFi Mesh Topology vs. Repeaters

Here's the current configuration in our organization (which I believe is incorrect): We have a number of Cisco 1500 series AP's (22 in total), that are mounted outdoors to provide seamless WiFi ...
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3answers
3k views

Share laptop's Wi-Fi with a LAN connection and a mobile device

OS: Windows 7 64bit I want to share my laptop's internet connection between my PC and my Android device. But I can only do one of them at a time. The laptop is connected to internet wirelessly. The ...
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1answer
323 views

Cisco routers connected to firewall and switches, tests to see if they work?

I asked this question a few days ago and got a good answer. I have my routers, firewall, and switched connected. How can I do some tests to see if this is all actually working. I have a console ...
2
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1answer
580 views

Multi-hop access in wireless ad hoc network

Suppose that I create a wireless ad-hoc network in Windows 7 on a machine A. Suppose that the machine is within radio range of another machine B and B has connected to the ad-hoc network. B can ping A....
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1answer
1k views

UnPn device accessible via public ip when on internal network only why?

setup my Foscam IP cam lastnight on the Wireless network using UnPn and was able to access it fine via the public IP , using another PC on the same network with no issues. However when I tried to ...
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4answers
307 views

Technique to apply when diagnosing why a server isn't reachable from ping?

Often at work, I need to ping a server to check if it is alive. Sometimes I get a message saying the host(name?) could not be found or other errors which result in a non-response. What technique is ...
6
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1answer
17k views

DNS not set up properly in Debian Linux?

I have a STATIC IP address on my network. I can ping one of Google's servers: root@napajohn:~# ping 74.125.224.72 PING 74.125.224.72 (74.125.224.72) 56(84) bytes of data. 64 bytes from 74.125.224.72:...
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1answer
611 views

Ubuntu's networking always stops working inside Virtualbox

Whenever I run Ubuntu inside VirtualBox, the networking works the first time I set it up, and then never works again. After a reboot, the network manager applet refuses to connect. For some reason, ...
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3answers
4k views

Increasing network speed on low bandwidth

I'm struggling with the following issue: Given a computer with low-medium CPU/RAM capabilities, and an extremely poor network connection. Poor means here 10-15 kb/s. I would like to do something to ...
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1answer
663 views

Strange networking issue: Cannot log in if computer is on a switch

I'm working in a temporary location. We have a single network drop. We have a D-Link 5 port switch plugged into the drop, and two desktop computers plugged into the switch without any issues. ...
2
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2answers
1k views

Frequent network connectivity loss/timeout

I have a Windows 7 64-bit machine connecting via Ethernet to an ADSL Router. The last few days I noticed that watching any online streams would stall repeatedly. I ran a continuous ping test against ...
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0answers
135 views

Setting up Relays in Windows

I'm trying to setup a pivoting relay with netcat on Windows, replicating a scenario easily possible by using pipes in Linux. Assume machine A can route to machine B and machine B can route to ...
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1answer
7k views

What is hosts2-ns

I just did a portscan on my parents router from the outside with nmap. (outside means I ssh'ed to my server and nmap'ed back to the routers external ip from that server) ~ $ sudo nmap -Pn xx.xx.xx....
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1answer
262 views

How to make \\MachineName\SharedFolder equivalent to \\MachineName\c$\SharedFolder on Windows

Let's say I've a folder c:\SharedFolder which I want to share with EVERYONE. I'm able to share it. So entering \\MachineName in windows explorer shows this folder. And everyone can access it via \\...
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3answers
15k views

How to route traffic through a specific SOCKS proxy on a per-app basis?

I'm running a certain desktop app (actually via AIR if it makes any difference) which doesn't have any built-in proxy configuration settings. I need to get all traffic just from this app directed ...
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2answers
348 views

How to get connected to the computer that doesn't have a public ip

for instance, I could run a web server on my computer with is connect to router which suggest it doesn't have a public ip address. How can I send data to it from other client or server? Web socket ...
2
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4answers
387 views

Easy solution to monitoring & blocking connections to non-malicious services, IP's, and tracking companies

Our family lives in the middle of nowhere, so the only high-speed internet available is Verizon's 3G mobile broadband. We have the highest package available, yet continually go over the 10GB limit and ...
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2answers
1k views

All internet requests in Windows time out

So, I've run into a very strange problem with my home wireless network. Previously, at seemingly random times, the router seemed to disconnect all wireless hosts and cause all of the wired hosts to ...
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1answer
757 views

When browsing a specific network share remotely, Windows Explorer continuously jumps back to the parent folder

I am accessing a specific network path on another domain. It looks something like this: \\CoputerName.OtherDomain.in\c$\Inetpub\Testing\Website\ In under 30 seconds, I am automatically jumped ...
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1answer
219 views

WinXP workgroup, 3 routers 3 computers

I have 3 computers with WinXP x86, and 3 Cisco 1800 series routers. I'm trying to create a workgroup so that the 3 computers can share files with eachother. They can ping eachother (without any ...
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5answers
1k views

Basic routing table for LAN IP

I know some of you may have CCNA / networking experience, so I hope that you can answer the following question for me. How does an industry standard router handle local IP's, with two connected ...
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3answers
558 views

How to make two PCs on LAN act as one?

I have one computer connected to the internet, then second computer connected to the first. I want the second PC (which is not connected to internet) to act like the first PC. I dont have a router and ...