Questions tagged [networking]

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

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14
votes
8answers
61k views

How do I change the MAC address of my network card?

I have a local network in a Windows system where the Admin gives permission to the PCs by their MAC address. But he is on vacations and I have a new PC. How can I change the MAC address of my new PC ...
2
votes
2answers
5k views

No internet access on Windows 7

I have a strange problem with Windows 7. It all started couple of days ago. On my Dell XPS laptop I have two network interfaces, one LAN one WLAN. When I power up my computer I have a small yellow ...
0
votes
4answers
2k views

No Outbound Internet on Windows Home Server

Could someone provide some steps for me to check my internet connection on my Windows Home Server? It seems to have intermittent connectivity issues and I am unsure of how to diagnose the problem ...
0
votes
1answer
72 views

3 internet connections of the same origin

Does anybody have a solution or idea of how i can make my computer not connect to my wireless without it making 2 other connections to the same network ?
1
vote
0answers
8k views

Network Icon not visible on Windows XP

The network icon for my Local Area Connection has suddenly disappeared. I am using Windows XP Service Pack 2. Already tried: Open the properties window for the connection from the "Network ...
4
votes
2answers
1k views

Inserting a non-Internet LAN cable breaks wifi

My vista laptop catches wifi fine here. But when I plug in a lan cable (for a separate pc-to-pc connection), the wifi stops working (page loads timeout). Any idea why? It seems vista thinks I'm ...
3
votes
2answers
6k views

How can I solve Windows PPTP VPN issues?

I'm having persistent problems with Windows PPTP VPN connections. The VPN appears up whilst the tunnel won't transfer traffic (ping to a remote IP within the VPN works for a while, and then fails). ...
8
votes
3answers
9k views

How discover duplicate IP using Ubuntu? (is it possible to have duplicate ip?)

I have a problem in network sharing using SMB protocol. I think it's related to IP-duplicating issue. How to detect this. Note: I'm using Ubuntu on my desktop the other are using various OSs (win xp, ...
0
votes
1answer
411 views

Kopete (0.70.90 on KDE 4.3.1) keeps disconnecting

My Kopete constantly loses my ICQ connection. There are days where it stays on for more than 10 minutes, other days it loses connection much more frequently. What could be the source of this problem? ...
1
vote
7answers
443 views

network problem: Other machines cannot see mine. Why?

I have an odd situation with my laptop... I am trying to test some software that has 2 components. Part1 is on another machine on the network and connect to Part2 which runs on my machine. Trouble ...
11
votes
2answers
12k views

Is there an app for the Mac that shows you which apps are using the network? [duplicate]

Possible Duplicate: Application for monitoring all applications that are using the internet in Mac OS X I use Menu Meters to show me how much data is being sent and received by my Mac as a whole. ...
3
votes
7answers
30k views

With Windows 7, why is an entry in the hosts file not working?

I updated some entries in the hosts file at C:\WINDOWS\System32\drivers\etc. As a test, I decided to make Google point to 127.0.0.1. # Additionally, comments (such as these) may be inserted on ...
14
votes
6answers
17k views

A good solution to switch between different network settings?

I use my laptop (Windows Vista Ultimate) to connect to a wireless network in college, which assigns a dynamic IP address, and at home, with a static IP address and DNS server. I'm looking for a good ...
0
votes
2answers
58 views

Is there a way to back up and restore network domain information on an XP PC?

I want to upgrade my work laptop from XP to Windows 7. Is it possible get the network domain information of the laptop so that after a clean installation of Windows 7, I can apply it so that the ...
1
vote
2answers
1k views

What could cause a network interface to intermittently drop?

I bought a new computer (ASUS CG5270) last week. It would randomly shut itself off, so I returned it and got a replacement. This one doesn't have that problem, but seems to be malfunctioning. It ...
1
vote
4answers
741 views

Is it possible knowing which network switch and socket you're plugged in using network tools?

I'm in a house, where my computer is possibly indirectly connected to a router via switches. There are lot of computers all over the house and it's very hard to trace my RJ45 to the right switch and ...
0
votes
1answer
798 views

Is optimization to avoid DSL downlink's speed degradation due to uplink saturation available in Linux deamons/drivers?

In my PepLink Balance 300 router (lb300) there's an option called DSL Optimization with the following description: When a DSL circuit's uplink becomes busy, it is a fact that the downlink ...
2
votes
4answers
50k views

How do I remove old computers from the Network folder in Windows 7?

Question is in the title, I had some friends visit and attach their PC's to my network. Ever since then, even long after the PC's were no longer attached, I am still getting entries for their PC's ...
1
vote
1answer
6k views

2 default gateways, one to 0.0.0.0… with DHCP

A problem that I have here with Windows 7 (RTM) and Windows Vista (SP2), on multiple machines, is that clients get a default gateway of the DHCP server (like they should) but on top of that, also a ...
1
vote
1answer
1k views

Sharing internet connection between two laptops wirelessly

I have two laptops. One of them is connected to the internet via a network cable. I want to share the internet connection with the second laptop wirelessly. How can i do this without buying a wireless ...
1
vote
3answers
4k views

Troubleshooting web timeouts with a Belkin router

I have a Belkin FSD7632-4 ADSL wifi router. Ever since I got it, I've faced this problem of websites timing out. For example, I go to flickr.com, and the images won't load because they come from ...
3
votes
6answers
6k views

Sharing internet connection from Windows XP using wi-fi router

I have an network configuration like: Ethernet cable from ISP connected to Windows XP machine, configured with static IP 192.168.0.3 Another ethernet connection from 2nd Windows XP machine's network ...
1
vote
3answers
2k views

Epson Artisan 800 on Ubuntu/Linux

Update for Ubuntu 10.04: Printing should work 'out-of-box', scanning still needs the newer sane backend. Looking for a known good way to setup an Epson Artisan 800 on Ubuntu specifically or any linux ...
39
votes
9answers
370k views

How can I ping a range of IP addresses simultaneously [closed]

I have a bunch of machines on an IP address range which I want to ping simultaneously as a quick and dirty way of telling which ones are switched on. What (free) software can I use to do this? I'm ...
0
votes
2answers
1k views

Linux NetworkManager can't connect

I have a Linksys WRT54G wlan router set up as an access point. It's connected via cable to our main router (and DHCP server) which connects to the net. The cable connection indicator light is on, on ...
0
votes
1answer
189 views

DDWRT Bridge Question

I recently setup a bridge and I have a few questions. If the signal from router 1 is precieved as weak on the bridge router (router 2), what can I do to make the signal stronger? Condition: I do not ...
1
vote
3answers
92 views

Browser requests stopping in weird places

When I make web requests in any browser to a page that might have a lot of JavaScript references it seems like it'll get through them all or the last one and stop processing the page. I have to go to ...
1
vote
2answers
924 views

Linux: GUI browsers do not honor '/etc/services' service names

I'd like to avoid remembering common port names: e.g. for my CUPS it's http://localhost:631/. I know that there're service names (named aliases for ports) in '/etc/services': $ cat /etc/services | ...
0
votes
2answers
2k views

Reroute all requests through port 80 and other possible ports to authenticated proxy?

Disclaimer: I can't test ATM which is why I'm asking. My OS is Debian Lenny. I'm behind the intranet sometimes and have to configure proxy settings manually for a whole slew of applications. I've ...
0
votes
3answers
250 views

On a Mac, how are connections (possibly by spyware) made to outside internet addresses during initial startup?

I am trying to secure a Mac after discovering that network links are being established to some unwanted internet sites. Using 'lsof -i' (list open 'files', internet) I have seen that launchd, ntpd, ...
1
vote
5answers
7k views

Can't connect to network drive by name in Windows 7 - IP Address works though!

I have a network attached drive, plugged into my router. Im connecting to the router from the client pc using WIFI. I'm using Windows 7 - I can see the drive using it's IP address: 192.168.0.197 ...
0
votes
1answer
4k views

Remember network drive password on XP and Vista [duplicate]

Possible Duplicate: Map Network Drive with Password When I access a mapped network drive, I'm asked to provide the login/password information for the server even though I have the remember ...
0
votes
2answers
240 views

Rsync -what have I forgotten

I just added a new ubuntu9.04 desktop machine to my network. Using rsnapshot (scriptontop of rsync) to backup all the machines. But I'm getting denied error on the new machine. The system works ...
3
votes
2answers
4k views

How to create a split tunnel VPN on OSX for Cisco VPN client?

How can I configure my VPN client on OSX as a split tunnel? I don't want all my traffic to travel over the (slow) VPN. Surely there must be a way to add a default route that bypasses the VPN. I am ...
5
votes
3answers
2k views

Remote Desktop for Ubuntu

How to configure Remote Desktop on my office Ubuntu machine and how to connect to it from my Windows laptop at home?
31
votes
6answers
92k views

How do I tell Windows 7 to trust a particular network location?

How do I tell Windows 7 to trust a particular network location? I'm not sure how to elaborate from the title of the question! I keep getting popups aka "this location is not trusted". I've mapped a ...
1
vote
2answers
11k views

Command-line connect to wired network for Ubuntu

I like to know how to use command-line to connect to a wired network in general for Ubuntu 8.10? In my case, I connect a cable to my laptop but it doesn't work with my WICD. So I like to try command-...
0
votes
1answer
369 views

VMWare Player disrupting Samba on Ubuntu 9.04 host?

I've had Ubuntu 9.04 running on this computer for a while now. I just installed VMWare Player on my system and now when I try to browse the network in the Ubuntu host all the computers will show up ...
75
votes
7answers
140k views

Is there any benefit to using IPv6 on my home network?

I know that IPv6 is the future because there is only 4 billion IPv4 address, but on a home network, you are not going to have 4 billion users. So are there any other benefits that would make IPv6 on a ...
5
votes
3answers
6k views

VirtualBox NAT port forwarding on Ubuntu 64?

I have an Ubuntu 9.04 desktop 64-bit guest OS running on an Ubuntu 9.04 desktop 64-bit host OS (yes, the same OS). I'd like to run a web server on the guest and make it accessible through NAT on the ...
38
votes
5answers
200k views

Microsoft Remote Desktop Bandwidth Usage

I am wondering how much bandwidth in terms of bytes sent/received is consumed by a typical remote desktop session. I need to know this because our ISP enforces a cap on monthly bandwidth usage (i.e. ...
0
votes
4answers
502 views

Network via FireWire cable

My notebook works under Windows XP and desktop computer under Vista. Seems to be that Windows Vista has no native support for creating network via FireWire cable. Is there 3rd-party solution?
17
votes
4answers
33k views

When concurrently connected to wired and wireless ensure Windows 7 uses wired connection

When I am at my desk and my laptop is in its docking station I want to ensure that it uses its wired connection and not my wireless network. I am hoping/guessing that the preference in connection is ...
3
votes
1answer
111 views

Editing windows Registry

Hai I want to edit the registry entry of a system from another system using connect network registry.I am getting the system names on my network,but its not possible for me to access the ...
1
vote
2answers
578 views

Why is my Internet Connection Sharing mysteriously broken?

I have a strange problem with Internet Connection Sharing on a laptop running Vista Business. This laptop is connected to the internet via the ethernet port, which goes to an ADSL modem. it is ...
3
votes
4answers
3k views

Internet monitor/filter solution for home network

I am looking for a simple and cheap way to monitor/filter internet usage on my home network. The solution should not be machine or OS specific, and it needs to be somewhat difficult to circumvent. I'...
2
votes
2answers
4k views

Reasons for random switch to “limited connectivity” under Vista?

What are the various reasons for a single laptop computer to repeatedly randomly switch to "limited connectivity" on a previously working wireless network - sometimes after a couple of minutes, ...
18
votes
4answers
45k views

How to sniff for wireless MAC addresses in area - My laptop got stolen

A few days ago my apartment got broken in, and they took all the electronics, including my $1500 laptop. We are pretty sure it's an inside job (as in someone from the same building), so I believe ...
6
votes
10answers
22k views

Why won't a MacBook Pro running Snow Leopard obtain an IP address (DHCP)?

Background: I am trying to connect my MacBook Pro to a business grade network where I do not have access to reboot the server, switches, or router. Problem: The MacBook Pro (running Snow Leopard ...
2
votes
2answers
858 views

How do I test IPX connectivity between two computers?

I want to play Starcraft with a friend, but something is wrong. How do I test IPX connectivity between two computers?

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