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

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Using Wireshark to track traffic on a Windows Virtual WiFi Miniport

I have a Microsoft Virtual WiFi Miniport set up on my laptop with an Android phone connected to it. The laptop is then connected to the outside world through a wired connection. I would like to ...
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206 views

Internet lags for me, but not for my brother

Recently we had a new switch setup in our basement, plus my PC has the newest parts oldest dating 2012. When I play games that requires instant responding like Counter-Strike, League of Legends, FIFA ...
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253 views

Windows Service accessing UNC share

I know that a similar question has been asked on this site recently and I have tried the recommended solution but am still having problems. I have an application which I want to run as a Windows ...
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77 views

How to find in shared folder of remote computer which file was created or copied by which specific computer

Scenario is my friend works in company where they use more than 1200 computers. They have 2 domains. Employees are given same user accounts as per their designation. i.e. Operator, Marker, ...
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186 views

Unable to access static IP of wired device connected to wireless network

I have a proprietary device with a static IP. I have connected this device to my wireless router through an ethernet cable. When I connect my laptop to the router via ethernet, I am able to access ...
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2k views

Multiple IPs on Multiple NICs same subnet

So, I've got two NICs: eth0 eth1 and I have multiple IP addresses assigned to each: auto lo iface lo inet loopback allow-hotplug eth0 iface eth0 inet static address 10.0.0.194 netmask ...
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63 views

Options for connecting one host to two hosts on separate networks with the same network address?

Here is a diagram of my situation. /-(Network cloud)- Host B (192.168.1.2) Host A -NIC 1 (192.168.1.50) - <-- Connected via patch panel to either B or C ...
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125 views

How to connect many machines to a LAN via a router?

I connect to the internet using a static ip given by my ISP. When I plug in the cable directly into my pc or my laptops, I'm able to join the LAN composed of the other computers in my neighborhood. ...
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480 views

Alternatives to make remote connections to office network VPN work when port 1723TCP is blocked - Windows (both client and server) version.

I am a consultant and a cuple of my clients' guest WiFi networks, do not allow me to use port 1723. It is somehow blocked. I know this because, if I use my cell phone as a wifi access point, I can ...
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107 views

Setting up a home network - Will this work?

I'm trying to set up a new home network, this is the setup I am wanting to create; because I have not purchased the switch or NAS yet, I want to know if this will work before hand. This is the ...
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303 views

Rewrite outbound HTTP request on DD-WRT

I'm running a DD-WRT router (v24SP2-MULTI (11/04/12) std) on my home network and would like to rewrite all outgoing HTTP requests. Specifically, I'd like all requests made for xxx.example.org to be ...
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119 views

Setting local network via WiFi

There are: Notebook running Ubuntu 12.04 acting as server machine LAMP (Linux, Apache, MySQL, PHP) server Some devices with WiFi ability I want to configure local WiFi network on my notebook, so ...
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38 views

Need to understand how an ADSL router prioritze a wi-fi connection and a wired connection

I have an ADSL router/modem/AP in my home which is used by my laptop for wireless internet and my desktop for wired internet. If i initiate a file download on both the laptop and desktop at the same, ...
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477 views

Can port forwarding setting of router be effective if dhcp is disabled and ip address distributed by other device out of my control

I want to set up a FTP server in my office computer. I know that I have to forward port 21 and I could handle that in my home network. But in my office computer, the router before my computer has ...
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83 views

WiFi experiences severe delay when more than one user is using the internet

Recently got fibre internet, 40/2, works fine when on one PC. If two access it at once, even if one is only on Google images and not even watching 1080p streams it lags horribly (5.5k+ ping). I don't ...
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196 views

How to view other lan users packets via wireshark

It seems that I can only view my own packets, how to view other lan users packets via wireshark?
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73 views

How do I do this without an expensive firewall?

I've got a cheap-o Motorola Cable Modem for now and I hate it. I'm used to doing this with SonicWALL routers but life happened. I need a way to isolate these groups securely and keep threats from ...
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311 views

Sharing network HDD between two WiFi routers (two separated LANs)

How can I connect external network hard drive to two WiFi routers? Each WiFi router has it's own LAN and internet connection. I don't want to share the internet connection nor any other devices ...
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58 views

How can I tell which user has bound to which ports?

How can I get a list of ports that are being listened on and the name of the user who bound them (on linux)? Ultimately I want to have several users on a system which are assigned 2 ports to use and ...
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348 views

Enabling NAT loopback on HG556a router?

This is one of the standard issue vodafone routers. So i set up web-server on my laptop, and it is accessible to the internet now. However I need to be able to access it from my machine using the ...
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4k views

Can't use local default gateway with Cisco Anyconnection VPN connection

I'm using Cisco Anyconnect as my VPN client on Windows 7. When I connect to VPN, all my traffic is routed through the remote gateway, but I'd like the traffic to route through the local gateway. I've ...
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172 views

Can others on “Home” or “Work” networks access my Windows 7 computer?

I am having Windows 7 Home Basic. If I am using Home or Work network, can others connect to my PC even if Remote Assistance is disabled ? By connect I mean others being able to do any of the ...
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850 views

Virtualbox 4.1.20 No Network Access from Guest on Windows XP

I cannot get the VirtualBox guest to connect to the host or vice-versa. Whatever network setting I change on the guest does not seem to make any difference. I can see the internet and all the ...
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52 views

Local network only functionning when desktop is running

I have a dlink DIR-636L router and I have a very strange issue with it. My local network only works when my desktop is running. When it's off, all my other computers have the "No internet access" ...
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707 views

Setting up a reverse proxy on DD-WRT

I have a dynamic IP updater set up on my router, and I want to be able to connect to a computer for remote desktop. I want to be able to connect to a computer on my network with ...
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3k views

windows ethernet adapter not recognizing lan cable

Not sure if this is the right place - please refer me to another group if not. I have an issue getting my Asus laptop (Windows 7) LAN card to work. My setup is: dsl modem --> asus wireless router --> ...
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2k views

No network connection through either wired or wireless adapter

I had my desktop windows 7 computer turned off for several days. After powering back up, it wants to apply "critical" windows updates, so I allowed update and the reboot. Network connections did not ...
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3k views

Laptop can ping, but not browse. Clean windows install. Telnet doesn't work. Not the network

The laptop is able to ping and tracert, but not browse the internet. I'll start by saying what I've already ruled out: It is a completely fresh windows install The network works fine for the other 5 ...
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3k views

Ping fails to find host but NSLookup resolves okay

We have an intermittent problem on Windows 8 whereby Ping fails to find the host but NSLookup resolves it correctly. Ping host1 - fails with ping could not find host Ping host1.domain.local - also ...
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440 views

What kind of methods are used to calculate IP ID fields?

I'm doing a bit of research on the methods of generating the ID field of the IP headers. I have read the sources and other documents and have confirmed that Linux generates a random number for every ...
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327 views

Can I use two routers; one for DSL connection & the other to admin my network?

This topic has come up extensively when it comes to interconnecting two wireless routers. My question is quite different. Here is my current setup; Main Router is a Siemens DSL modem/Router to which ...
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145 views

Cannot access some websites

I am experiencing a rather odd problem. I cannot go to some internet sites like ucla.edu, microsoft.com or samsung.com What happens is that the sites start loading elements (sometimes they don't) and ...
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615 views

cmd msg command won't send to other computers

We've 5 Windows 7 and XP computers connected to a router. And they're in the same workgroup. (I can share file) I want to send a message to others with Command Prompt. So, as I did before, enter: ...
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378 views

2 DHCP servers on the same network

Riddle me this: A BT Quantum Phone system has a built in web server for administration and configuration. However it also contains a DHCP server that cannot be turned off and a static IP address that ...
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242 views

How can I separate access within a network?

I am struggling to find a 'rule' in my router that separates access to different wired computers. I have fibre coming into the building that links via Ethernet cable to a zyxel router. From this I ...
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9k views

How to get IP address of all users on a network on Mac OSX

There is a similar question here, but it doesn’t answer some of my questions. The biggest problem is it says to fill in “MyOtherMac” with the name of the other computer found in the first step. The ...
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463 views

Windows, wired and wireless at once, force SMB to use Ethernet to get faster transfer

I'd like the access to remote files by My Network Places (SMB or Samba) was done by wired connection always when it's available. It makes big difference - WiFi G (about 2-3 MB/s) vs Gigabit Ethernet ...
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1k views

How can I SSH into home computer from internet

I have a setup like follows I have a router that connects to the INTERNET, where my ISP provides dynamic ip two systems are connected to the router with locl ip 192.168.1.2 and 192.168.1.3 the ...
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2k views

How to configure router to limit a computer to local network and block its incoming or outgoing WAN access?

How can I configure a router to limit a computer to local network and block its incoming or outgoing WAN access? What kind of settings I should look into? I am using Tomato firmware.
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2k views

Route summarization: How to get the route summary patently. (VLSM, CIDR)

i'm looking for a smart and short way to calculate summary routes. (CIDR, route summarization) I'm common with the subject matter of summarization, supernets, VLSM, CIDR etc. but I don't always ...
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542 views

VPN tunnel configuration

I use VPN tunnel to play games like League of legends or vidictus and I live in a college dorm and all gaming ports are blocked so I buy their services, but my browsers tend to eat my tunneling data. ...
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2k views

Combine WLAN with LAN

I have D-link DSL 2750U wireless router. My PC and notebook are connected to router by Wi-Fi. They can share files or ping each other. I have a network storage unit plugged into router by an ethernet ...
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640 views

Would it be possible to use my DSL router in another house?

I have a broadband connection and a DSL router. I have to go to another house for a couple of weeks. Both the houses have the same telephone connection. So would it be possible to use the DSL Router ...
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3k views

Can't access Thomson modem interface anymore

I used to be able to access the web interface of my Thomson DWG849 router/modem through both 192.168.100.1 and 192.168.87.1, but now, suddenly, I can't anymore. I have tried resetting the router ...
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703 views

TCP/UDP hole punching from and to the same NAT network

I was wondering if tcp/udp hole punching would still work when you are in the same network (behind a NAT), and what the packet's path would be. What happens when using hole punching on the same ...
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201 views

Physical Composition of a MAC address on a NIC card - what would it look like under a microscope?

Here can I find a description of how a MAC address is physically stored on a NIC card? I'm not looking for an explanation of the engineering process that put it there. I'm looking for a description of ...
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2k views

Windows 7 with two network cards doesn't route traffic

I have simple task to do: I have wni7 with two nics.I want to connect another comp(osx) to win7 through second nic to connect it to internet. I already changed the registry. Win7 interface with ...
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235 views

Ping isn't acting accurate?

I've been trying to diagnose some latency issues with my internet connection. I've been lagging out of online video games and such, which of course could be their server's fault. So, I've been ...
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1k views

How to tell Windows 7 which default network card (NIC) to use?

I have 2 NICs and 2 physical links from 2 different ISPs. I want to set up a Windows XP virtual PC with VirtualBox to use the 2nd link. But I don't want the host (Windows 7) to use it, I actually want ...
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1k views

Router stops responding intermittently after a while

I am trying to set up ADSL and WiFi in a country home. I have bought a DLink DSL-2640 modem-router for this. The device is connected to the ADSL, everything works fine. The device has a WiFi AP ...