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

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759 views

How does Firefox traffic not show up in Fiddler?

Before I start, I want to say that I know very little about the OS implementation of networking features, or about TCP/IP and basically most anything relevant to this question. I thought that Fiddler ...
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1answer
494 views

Why does my computer lose access to mapped drives after being locked?

I am running Windows 7 on two computers connected via crossover ethernet cable. I lock both computers when I am going to be away for a while. When I unlock the left computer, the mapped network drive ...
2
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2answers
63 views

Find what network range user is on?

I am making a network scanner that will work on any network. This is my code so far fd=$(date +%m%d%y%H%M%S) echo -e "IP$fd\nReport of IP addresses on this intranet, test started at \n$(date)\n\nThe ...
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0answers
118 views

Access company files with Quickbooks multi user mode

We're using Quickbooks enterprise 7.0 contractor edition (I know, it's old...) We have a computer set up in the office that has the company server/copy of QB install, it's running in multi user mode ...
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1answer
78 views

What is the best way to transfer text files from one computer to another as they are generated?

I have a program that is generating text files into a directory. I want it so that all the text files added to this directory are automatically and immediately uploaded to a directory on another ...
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1answer
25 views

wireless networking portable devices

I have CenturyLink 9005 modem/router, my house is large enough that i also have a Netgear extender to use wireless devices in other rooms. The wireless signal, to my Kindle Fire Hd and/or IPods and ...
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1answer
300 views

windump not capturing data

Working with basic windump commands when capturing all packets its working in window 7 windump -i 1 -w file But when filtering port its not working windump -i 1 -w file port 80 showing 0 packet ...
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2answers
183 views

Can I connect an AP to the LAN port on a PC to provide a WLAN

I have a PC running my server application and several iPad Clients, and therefore need a WLAN to connect them. Can I simply plug an access point such as a Cisco Aironet 1602i into the LAN port of the ...
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1answer
862 views

Accessing port forwarding service from inside the network

I am running Zentyal as gateway on my network. My domain points to public ip on external interface of zentyal server. I have setup port forwarding on my zentyal server to forward all incoming traffic ...
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1answer
56 views

Show network traffic over time in Unix

Some VPSes charge for outgoing network traffic per month, so how can I check on the Unix command line how much outgoing network traffic has run so far this month? An ASCII graph where X is days and Y ...
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1answer
826 views

DNS Resolution Issue - Error 105

I cannot connect to the internet. I am having issues resolving DNS (Error 105) in all browsers on my Dell XPS 15 laptop running Windows 8 64x. There is also a dual boot with linux Mint running that ...
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1answer
1k views

IP forwarding on the same network

I have a raspberry pi that I have put wifi on. I am also using its ethernet connection to bring internet to my XBox 360. I want to bridge these connections AND keep them both on the same network. For ...
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2answers
999 views

If two devices are emitting a wifi signal in the same frequency at the same time and reach an antenna at the same time, how can the data not overlap?

I mean, I know each packet is sent with a MAC address, but what about streaming? What happen if while the router is receiving one packet, a packet from another device arrives? How can the router ...
2
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1answer
249 views

Why does PeerBlock constantly block things?

What I mean is that when it's running, even if I'm not on the web or doing anything and have no programs running, it's CONSTANTLY blocking requests from countless institutions and organizations I've ...
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0answers
182 views

Windows 7 cannot connect to network shares, Exchange server, Webmail… anything requiring authentication

I have been handed this Asus Ultrabook that had Outlook 2010 that was not connecting to our Exchange server. It used to when in a different office. On our office network, it can't. I have 36 other ...
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1answer
547 views

MOBO has 2 Ethernet ports. I want to use one for Internet and one for LAN only. Possible?

My computer (Windows 7) has two Ethernet ports (ASUS Maximus IV Extreme MOBO), both are Gigabit, and I have one port connected to the Ethernet port in the wall that leads to the central ...
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1answer
177 views

Windows default gateway is showing on-link

I'm using 3G mobile to connect to the Internet on my Windows 8 machine. I'm connecting directly to 3G, not through a router. Here is the screenshot of my routing table: Why is the default gateway ...
2
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2answers
683 views

how to close an established network connection in linux and osx

I used to do this in the Windows world with tool called TCPView: just select a established connection (ESTABLISHED), then select "Close Connection". I can't find a way to this on Mac OSX or Linux (I ...
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1answer
238 views

Can't connect to network (wired/wireless), can't do anything about it?

I have a laptop (Sony Vaio Z running Windows 7) which won't connect to my work network. It was fine until a couple of weeks ago when we had a major network issue. The network and domain were rebuilt ...
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6answers
538 views

How do I firewall a machine against the local (wireless) network while still allowing the machine to route internet traffic?

I have a shared DSL connection, and I know that some of the users constantly get their computers infected, so I worry about network security. My computer is the only one wired to the modem (which is ...
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2answers
1k views

How to ensure Internet access is only via VPN [duplicate]

I have a Windows 7 machine with a regular wired Internet connection, configured via DHCP. It has a VPN connection set up. How can I ensure that Internet access is allowed only over the VPN? That is, ...
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3answers
3k views

Disable IPv6 Loopback on Windows 7 64 Bit

I have a Windows 7 64 Bit machine, and I cannot find a way to disable the IPv6 Loopback. I looked at the article at How to disable IP version 6 or its specific components in Windows and shows how to ...
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1answer
733 views

netstat shows open port with pid for process that doesn't exist?

We have a program that listens on a port to receive info on running a report. Upon closing and reopening the program, we get an error saying that the port it uses is already in use. Looking at ...
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2answers
343 views

Can't access ip 0.0.0.0

I am am coding Python (Flask) on Windows 8. To expose a web-app to outside, I have in the past set host=0.0.0.0 Since I have a upgraded and/or installed Hyper-V with Internet access, I am unable to ...
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0answers
110 views

On Win7, a route does not appear

I have currently a setup where I'm connected to the internet over Wifi, and over that connection I also have a VPN running to my company. However, cabled I am connected to a device with a direct UTP ...
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1answer
352 views

Using OpenVPN for specific application(s)

Is is possible to run Transmission or Google Chrome only using OpenVPN? Other applications should use default connection (eth0) since I am connected to Intranet which won't be accessible if all ...
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3answers
12k views

Does Distance From the Router Affect Internet speed?

So, I've been sort of confusing myself with this question: Does your internet speed vary based on the distance from your router? Immediately, I thought yes, of course it should! But then I thought, ...
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3answers
3k views

Minecraft servers - 1 external IP, 2 servers, 2 ports - avoid specifying port in game - SRV record

I have two minecraft servers, on sub-domains. www.server1.example.com and www.server2.example.com. server1 is port 25565, server2 is port 25566. When users want to connect to a non-default port in ...
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0answers
135 views

Make Firefox connect to local domain without internet connection

I have some domains hosted locally wuich are listed in my hosts file at 127.0.0.1. Firefox loads my sites when I have a network connection, even when there's no internet, such as when I'm connected ...
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0answers
42 views

Switch With Multiple Connections

This is probably a dump question, but say I have 2 connections. Would it be possible to connect both these connections to the same switch and use VLAN so that some ports only use 1 connection and the ...
3
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3answers
2k views

How reliable is Wake on Lan (if configured correctly)?

Or: Why don't my PCs wake up every time I send the Magic Packet? I do have 2 PCs with similar hardware settings, similar software (OS is Windows 7 x64 Professional) and both connected to the same ...
0
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1answer
623 views

Ping Result:General Failure When disconnect from vpn

In Windows 8 When i connecte to the vpn and then disconnect from it, i get general failure. PING: transmit failed. General failure. the routing table are: Network Destination Netmask ...
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3answers
998 views

Is there a difference between LAN cable connecting two PCs and one connecting a PC to a router?

I went to a computer store to buy a LAN(Ethernet) cable and they asked me whether I want to connect two PCs or a PC to a router. I used to do both using same cable and it worked for me till I lost the ...
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1answer
2k views

How to block access to Facebook for all users in a small business?

A relative of mine has a small accounting office and he decided to block facebook in the network. Ive been looking for a solution for blocking the https site but I had to enter all ip adresses to ...
2
votes
4answers
356 views

how to add remotely controllable machine to home network, without sacrificing network security?

The following setup: I would like to add a machine (running windows server 2008 r2) to our home network, such that this machine has access to the internet, and such that it can be accessed (with full ...
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2answers
70 views

How do I block orkut.com on a shared PC?

My PC is also used by my son who has this habit of overspending time on orkut.com How can I limit his time using orkut?
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1answer
249 views

Gigabit router only using 100mbit

I have the following configuration: a 100mbit router connected to a gigabit router(TP-Link WR1043ND) in a LAN port (WAN ports are empty). DHCP is disabled on the gigabit router so it is just making a ...
1
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1answer
631 views

I can't access this website from home, but I can from everywhere else

I think there's something wrong DNS-wise on my side. I'm trying to visit this site: http://goko.com/Dominion/gameClient.html However, I'm getting DNS errors. If I try using the IP of the website: ...
2
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4answers
14k views

How to know if someone is downloading torrents in my wifi network

My internet connection is very slow. I suspect someone in the network is using a BitTorrent client which takes huge amount of bandwidth. Is there a way to detect who is using my bandwidth (network ...
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0answers
84 views

Can i connect two routers together wirelessly?

I want to connect two different router together wirelessly, the first one is DLink and the other is TP-LINK. Can i do that? I heard about the bridge mode and the repeater. Could any one help me ...
0
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1answer
284 views

How to wrap an UDP connection to improve resistance agains packet loss?

Suppose there is UDP connection that does not expect much packet loss. Are there already tools that allow wrapping a UDP connection to gain more reliability at expence of bandwidth and overhead, for ...
0
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1answer
119 views

Ubuntu 12.4 vbox guest cannot bridge to windows 8 host network adapter

I running Ubuntu 12.4 guest in windows 8 host. It seems that Ubuntu vbox adapter cannot bridge to the host adapter and so cannot access the internet. In fact, there seems to be no network at all ...
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3answers
1k views

How to extend my wireless network

I have a wireless router on the first floor of my building and I want to extend it to use the internet on the third floor of the same building, I am thinking to get a log network cable from it till ...
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2answers
5k views

How To Find Proxy Server Port and IP

I use a wireless network at a library which requires me to login and authenticate through a web-browser login form. Once I log in, how can I find what the details of the proxy are (IP, proxy type and ...
1
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1answer
544 views

Windows batch file or script to load exported Wi-Fi XML profiles onto a new laptop

This probably is as simple as reconfiguring the standard code used by MS for the same thing but .. I hope maybe someone has already done it. You can easily export a Wi-Fi profile to a USB including ...
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0answers
30 views

CARP doesn't go to backup mode

I have 2 OpenBSD computers set up as firewalls between my network and the Internet. On the local network, fw1 has IP 192.168.0.253, and fw2 has IP 192.168.0.254, and they share 192.168.0.1 using CARP. ...
2
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0answers
311 views

Windows 7 Home Premium Ignoring DNS Suffix seach list

I am using Cisco AnyConnect to connect to my work network for a work from home situation. The connection is fine, however I am having a DNS problem. My work DNS has various suffixes, but for some ...
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1answer
215 views

Ad-Hoc network as Home in windows 7

i have created an ad-hoc network in Windows 7 Home Premium to play some multiplayer games, but windows won't allow for connections because it's set to Public network, and i can't change it in Network ...
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3answers
4k views

Sync files automatically on a home network?

I have a folder that MUST be in the folder it's in. I want to sync it between two computers in my house, both running Win8. If anyone remembers Windows Live Mesh, I want a program that does something ...
0
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1answer
492 views

Reset modem Pirelli

I tried to port-forward the port 80 in my modem so I could show my website to other people. The thing is that when I try to go to the configuration panel of the modem, now the modem redirects me to ...