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.

learn more… | top users | synonyms (2)

5
votes
3answers
16k views

Connect two home networks via VPN

I've got two home networks (LANs in 2 locations) which i want to connect together so that PCs from both networks can be accessed from any other PC on any of those two networks. I far as i know it's ...
1
vote
1answer
1k views

Unable to connect to wireless network connection after password change?

I have changed the network password for my wireless network connection. After changing the password all my roommates are able to connect to the wireless network with new password. One of my friends ...
1
vote
1answer
129 views

get public IP from a network that I was connected to earlier

1 hour ago I was connected to my office WiFi network with my Macbook. Now I'm at home and need the public IP address from that office network because the dyndns update failed and I need to remote ...
0
votes
1answer
455 views

Wireless 802.11n slow on some days when 802.11g works well

I recently changed internet provider and rented a D-Link N 300 Router. On most days everything works well. However on some days the internet connection on my new laptop that has Intel Centrino ...
0
votes
2answers
281 views

how to monitor network activity in a NIC level in linux

I'm using SUSE. I'd like to find a command to show dynamic statistics of level two device, which means vlanx, ethx in terms of number of packets received and send.
0
votes
2answers
524 views

How to enable printer settings over Jetdirect on HP 4100N

I have a HP 4100N printer and I am using it over network. Previously I was able to access the printer settings over internet, but now the only thing visible is Device Info and Networking. I can ...
0
votes
1answer
218 views

How to restrict shared folders coming from a Windows XP computer throughout the LAN?

My friend has a problem. He wants to share certain folders only with certain people through LAN. We already tried using the Security tab on the folder to allow only X user from Y computer to access it ...
2
votes
2answers
998 views

Virtual Box and SSH

I have a production server off site and a development server as a virtualbox on my laptop. My question is how do I setup virtualbox's network before booting the image so that I can SSH between the ...
0
votes
1answer
156 views

Connect display over network

I have 2 imac's i want to use a external displays with a ubuntu system. I've looked into vnc, but the lag is too much for use with video or visuals. any suggestions on an alternative software?
2
votes
2answers
299 views

How to prevent all Internet activity from computer while allowing intranet activity?

I'm trying to get my computer to act like our build server, which has no internet connection. I can't simply unplug the cable, because it is necessary to have access to the intranet for the work that ...
2
votes
2answers
193 views

Wake On Lan to power on computer? [duplicate]

Possible Duplicate: How does wake on LAN work? I was wondering if it was possible to turn on a computer via WOL and if so what network card can do it? I can wake my computer from sleep no ...
0
votes
1answer
118 views

Network Inventory Software [closed]

I"m looking for a tool to carry out a network inventory of all the PCs on my domain and not too sure what is the best freeware for this. I have found one called Steel Inventories but it only lets you ...
1
vote
2answers
6k views

How to bypass firewall to connect to a proxy server?

I am conducting a small experiment on my office network. I have setup a proxy server on my desktop machine (connected to my LAN) and I have volunteers access the internet via my proxy server. ...
0
votes
1answer
366 views

Router configuration - WRT-54GL running as repeater from Cisco RV 220W?

In an office of ~15-17 people, we upgraded our old router to a Cisco Small Business RV 220W Wireless-N to handle the load of roughly 18-24 devices online at all times smoothly. The major problem with ...
2
votes
2answers
770 views

Which router firmware supports external drives, FTP, VPN, and BitTorrent?

I have a Linksys WRT54GL Router. I'm open to getting another router if it won't suit my needs. Which firmware should I install? Which version/build of the firmware? Any additional modifications I ...
0
votes
0answers
1k views

How to Configure a Hotplugged Network Interface with a Static IP Address

I have a device that I connect to my host Ubuntu machine via Ethernet over USB. It shows up as usb0 in ifconfig and the device always has the same address: 192.168.0.1. I have the following two ...
0
votes
1answer
964 views

How can I route internet traffic via another computer to sniff the connection?

I need to do port forwarding on Windows 7. I have machine A that runs a program, which connects to the internet. I need to debug this connection, and I can't install a sniffer for checking the packet ...
1
vote
2answers
2k views

How do you check if you're connected to a network switch?

Is there any way to tell if the computer you are currently working on is connected to a switch (edit: before it goes to a router and the internet)? Preferable on Linux, but I'm interested in answers ...
0
votes
2answers
477 views

Configure a Windows PC as network appliance w/o monitor, keyboard and mouse

I intend to use a small form factor PC with Windows 7 Professional installed as a network appliance attached directly to my customer's LAN without connecting a monitor, keyboard or mouse. How should ...
1
vote
0answers
183 views

Dlink dir 685 with static IP. Cannot see router from other network

I have l2tp connection. My ISP gave me static IP. I can ping this IP from my ISP network successfully. But if I ping it from other ISP - it doesn't. I have dlink 685 router. Unchecked in Firewall ...
0
votes
2answers
235 views

null network connection for Windows 7 and VBox?

I have a VirtualBox instance running on Windows 7 for web development. When my laptop has a web connection, everything works fine. I can connect to the VBox instance via its IP address. However, ...
3
votes
2answers
5k views

Bridging my laptop's wireless and wired adaptors

I would like to be able to connect a desktop computer that does not have a wireless adapter to my wireless network. I could just run a network cable from my ADSL/wireless router to the desktop ...
0
votes
1answer
68 views

win ultimate 7 network problems

Here is my problem. The other day I turned on my comp, opened up my network and to my suprise I see "comp #1 Jeff" Then "comp #2RobHP". Now I have no idea who this Jeff person is. I am "RobHP. I can ...
2
votes
2answers
533 views

Is there a way to set the IP address of the VM in the hypervisor?

I want to use some virtual machine manager (hypervisor) to some guest operating systems. I know we usually set IP of VMs in the VM desktop or telnet/ssh console. But is there a way to set the IP ...
3
votes
1answer
523 views

Firewall for controlling network traffic

I'm wondering if it is possible to have a firewall on Windows 7 that can only allow network traffic to one IP address, and from that one IP address? I'm using a VPN that tunnels all my internet ...
0
votes
1answer
685 views

pppd config , how to bring up eth0 automatically?

How can i allow ppp daemon bring up eth0 first before connection ? If the ethernet port is down , no connection would be success. So i'm putting this into /etc/ppp/peers/dsl , but eth0 won't be ...
0
votes
3answers
8k views

Routing internet through ethernet to a computer without a Wireless adapter

I'm setting up a small home network. I have a laptop which connects to internet wirelessly- that works fine. I have a desktop connected to this laptop by an ethernet cable which I'd like to access the ...
0
votes
2answers
2k views

file transfer over fast ethernet to external usb 2.0 harddrive

I have a homeserver in my flat. The local area network is fast ethernet and an external harddrive is connected to the server via USB 2.0. What is the bottle neck when copying files over the network? ...
0
votes
1answer
2k views

Xen DomU does not have network connectivity

I am trying to install Xen on my Fedora box. Dom0 image has network connectivity. But when I try to create a DomU, it does not have network connectivity. I want to be able to run in bridged mode. I ...
0
votes
0answers
180 views

Windows 7 image in VMware will allow network connection out but not HTTP

I am currently trying to create a set of images to deploy on my network, but I've run in to a snag. When I create my own Windows 7 image I can successfully use NAT for connecting to the network but ...
2
votes
1answer
2k views

How can I find out which program takes how much bandwidth in Windows 7? [duplicate]

Possible Duplicate: Is there a way to find out what app is using most of my bandwidth in windows When I connect to the Internet in Windows 7 Home Premium a program is taking up all the ...
1
vote
2answers
787 views

Share a printer between Windows and Linux

I have a Canon LBP2900 printer. I have connected the printer with my desktop PC running windows xp and shared it. I have Ubuntu in my laptop and connected to the local network. Is there any easy way ...
0
votes
1answer
178 views

After adding switch to network, Windows shares no longer accessible on OS X

This has been bugging me a lot today: I have several computers behind a router. One of them serves Windows shares and is connected to the router by ethernet cable. The main client is connected to ...
1
vote
1answer
1k views

Windows 7 : Share UMTS Internet via Ad-Hoc WLAN

I have a problem with my WLAN ad-hoc mode. But first the details. I want to share my internet connection (UMTS via USB) via the wireless lan interface in Win 7. The first step was to activate the ...
2
votes
1answer
7k views

Unique IP address settings (static/dhcp) per wireless network? [duplicate]

Possible Duplicate: Automatically picking network settings based on the wifi network Is this possible in Windows 7? For example, I want to use Static IP A with Network A, DHCP with Network ...
1
vote
0answers
178 views

Can I route all network connections through a virtual machine on macosx?

So far I've experienced with proxy software to monitor http connections on my machine, but I want to know about every little detail. I thought I could install a virtual machine and force macosx to ...
0
votes
1answer
1k views

What is 10G? Is my switch 10G?

What is 10Gactually ? I have a Cisco switch ( http://www.cisco.com/en/US/products/ps10898/prod_models_comparison.html) And it has 2xSFP interface and 10 x 10Base-T/100Base-TX/1000Base-T. ...
1
vote
1answer
266 views

Network not detected, but internet working

I am using a brand new HP computer with Windows 7 64 bit. When I first hooked it up it detected my network (hooked up through ethernet) easily. However, after I uninstalled Norton Internet ...
1
vote
3answers
74 views

home servers and wireless router

I have 4 servers at home that I use for hosting several websites, mail, database. Lately traffic has been increased more than double in the last couple weeks from 2K unique visitors to about 4K unique ...
0
votes
1answer
806 views

Does the Linux kernel implement ad-hoc routing?

I know that Linux has support built-in for connecting to ad-hoc networks, but does it implement any ad-hoc routing algorithm? (AODV, DSR, etc.) I'm searching for an implementation of some routing ...
0
votes
3answers
60 views

Issue with home network

I have a problem with my home network that I have managed to narrow down a bit, but I'm not sure what to check next. The network behaves just fine, until my wife also connect via WiFi (I'm also ...
3
votes
3answers
125 views

What is causing my wireless problems?

I have a Dell XPS M1330, since I moved to my new house, the wireless barely works on it, my housemates report no problems, so I guess it's something to do with my laptop. It's eratic in normal mode, ...
0
votes
0answers
415 views

Windows 7 network file copy slow when overwriting a lot of files

When copying multiple (>100) files from my Windows 7 x64 machine to a remote system the copy action becomes really slow when it needs to overwrite files. If I copy to an empty folder it is as fast as ...
0
votes
1answer
106 views

Is it possible to trace fellow nodes on a DSL internet connection?

I'm not in my college campus right now. In campus we had private LAN. There my computer was directly connected to a gateway. Using subnet masks I used to find out fellow nodes on my subnet. There were ...
0
votes
1answer
840 views

How to config OS X File Sharing to bind to the second interface?

I have two interfaces: Wifi for the internet Ethernet for office intranet When I enable File Sharing, it defaults to share on the first interface. Is it possible to share on the second interface?
1
vote
2answers
53 views

What's appropriate hardware for getting started with UNIX network programming? [closed]

I'm interested in learning more about UNIX networking (socket programming etc). I prefer to use FreeBSD. What's appropriate computer hardware to purchase and get started on? I know this is a basic ...
0
votes
3answers
377 views

How to use ICMP to verify the accessibility of a site?

If I want to know for sure that a web site is really blocked by the authorities or the site itself faking it, what kind of a method can I use..? I mean that when we use tracer it just use the ICMP... ...
1
vote
2answers
60 views

Is it safe to rely on network connection icons at the notification area?

Is it possible for malicious software to hide the real notification icons, putting fake icons that indicate there is no data data transmission occuring when in fact there is data transmission occuring ...
2
votes
2answers
177 views

XP and Windows 7 PCs no longer on speaking terms

System: an XP PC and a PC recently upgraded from XP to Windows 7. I had no problem connecting the two (went kind of automagically, to be honest), and also could share folders both ways. This morning, ...
0
votes
2answers
2k views

Can I use 'iw' to create multiple virtual interfaces to connect to multiple networks?

I'm trying to connect one computer to two others in an ad-hoc infrastructure. [computer 1] ---- [computer 2] ---- [computer 3] computer 2 is running Linux and has a single NIC wlan0. I want to it ...