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)

1
vote
3answers
3k views

Computer cannot get DHCP address and if assigned valid static IP it still can't use network

The computer (HP laptop, Vista 64bit Home Premium SP1) had/has viruses. To remove viruses, I took out drive and hooked up to another computer and used 2 different scanners to remove viruses. I then ...
1
vote
2answers
4k views

Finding all ICMP enabled Hosts on Local Subnet

I am a host in a 255.255.255.0 subnet - conforming to RFC1918. What ways are possible (without iterating over the 254 addresses) to map the IPEndPoints in my local subnet?
0
votes
2answers
242 views

Accessing Windows 7 from Ubuntu on a network

What is the simplest way to access shared folders on Windows 7 system from Ubuntu?
1
vote
2answers
5k views

Why won't my VPN connect?

If I try to log on to my company's VPN, Vista simply says that it failed. If I deliberately use the wrong password, then it prompts me for a new one, meaning that it is at least reaching the VPN ...
3
votes
4answers
2k views

Can a computer respond to ICMP request if no OS is installed/ is soft-powered off?

I googled and found out that ICMP does not belong to the application layer. Does this mean that even no OS is installed, a network card still knows how to reply an ICMP request? Another situation ...
7
votes
4answers
14k views

How do I see which processes have open TCP/IP ports in Mac OS X?

How do I see which processes have open TCP/IP ports in Mac OS X?
2
votes
1answer
9k views

FileZilla not working on Server 2008 R2

I'm battling to get FileZilla working on Server 2008 R2. Until this morning, I had one 2008 and one XP machine, and always just used the XP one for FTP. I now have two 2008 machines and no FTP client. ...
1
vote
3answers
2k views

Wireless Router will not allow connection

I am working with a RangeMax(TM) Wireless Router WPN824 v2, and it will not allow a wireless connection nor a wired connection. I am at an actual lost, with no way into the router I cannot test ...
1
vote
1answer
2k views

ubuntu eth0 not reconnecting after cable unplugged

I'm running kubuntu 9.10 w/ gnome, I have a static IP defined in /etc/network/interfaces When I unplugged my network cable and rebooted, then reconnected the network cable I was not able to connect. ...
5
votes
3answers
10k views

Hostname redirection using Hosts file

We can use C:\WINDOWS\system32\drivers\etc\hosts file to map hostname with IP addresses like this 127.0.0.1 localhost But is it possible to assign one hostname to another like this? ...
0
votes
6answers
8k views

How do I find the IP address of a Dlink wireless router?

How do I find out the IP address of a DLink Wireless router that I have plugged into my Wireless Router? I want to reach the admin page and change some settings but I dunno how
11
votes
2answers
7k views

Is there software that lets me drag windows between two PCs? (there is!)

I'm looking for a preferably free program that is similar to MaxiVista, which lets you extend you desktop to another desktops screen on the same network. But with MaxiVista you have to extend the ...
0
votes
1answer
3k views

Why is my network bridge not working in Windows 7?

I can set up a network bridge in Windows XP and Windows Server 2003 on this machine without any troubles. But when I try the following under Windows 7 Select two local network connection, Click ...
5
votes
5answers
4k views

What does “gateway” in routing table refer to?

What exactly does gateway in a route refer to? I know what a default gateway is- it's the route of last resort. But used in context of a host route (with destination specified), what is a gateway and ...
1
vote
5answers
2k views

new PC not work with existing router, but works fine when directly connecting to cable modem

I bought a new desktop PC (eMachine ET1331G-03W from WalMart) with windows 7 installed, but I can not access internet by connecting to my existing wireless router(LinkSys BEFW11S4) with wired cable. ...
1
vote
1answer
53 views

Mobile Internet Problem

I am using mobile dial up on ubuntu. However, SOMETIMES even though I am connected to the ISP, I do not have any entries in /etc/resolv.conf. I often restart network-manager or networking hoping it ...
3
votes
2answers
2k views

setup mtu automatically after system reboot

I have issues with slow internet and by changing mtu works fine for me. I use Ubuntu 9.10 64bit system. I have dynamic ip address setup All the time after system bootup, I need to do the following ...
0
votes
1answer
2k views

Mac Mini connecting to Airport Extreme at only 802.11a, how to push to 802.11b/g/n?

My Mac Mini is capable of 802.11a/b/g. I have an Airport Extreme that is capable of 802.11a/b/g/n. The Mini connects at only 802.11a. It is close and has a very strong signal. How do I push the ...
0
votes
2answers
470 views

Proxy delegate refusing connexion?

I'm a little disapointed ! My aim was to build a VERY simple smtp proxy under debian to handle mail from a port (51234) and forward it to the standard 25 port. I compile and install a "delegate" ...
1
vote
2answers
178 views

Network slows down when Firefox opens first

I am using Vista service pack 1 and whenever I open the Firefox browser before opening other browsers my Internet slows to a crawl. Using speedtest.net my download speed is ~10Mb/s with just Firefox ...
0
votes
3answers
193 views

Problem with wireless router, always stay local

Hey, for some reason my wireless router only allows me access to my local network. I've tried to reset the router and I've followed the set-up wizard and I've also done the advanced set-up and nothing ...
3
votes
7answers
202 views

How to manage and synchronize data on 7 separate computers

Hypothetically speaking, let's say you live in a really big house and have 7 computers (designated them A-G for simplicity), each in different rooms/spaces of the house, connected either by wire or ...
2
votes
1answer
810 views

Wireless from 54mbps to 1mbps

I've just changed ISP recently to 20/20 mbit and bought a Linksys WRT610N router to hook up my laptops wireless. Everything is up and running now and I tested that the speed was as promised. Now, my ...
2
votes
1answer
155 views

Can I connect a computer and a printer to a switch?

I have a wireless router that also provides wired connections to 4 rooms in my house. I now want to connect a computer and a printer to the ethernet port in one of the rooms. can I just connect a ...
2
votes
2answers
37k views

How to configure router to give XBox top priority and the most bandwidth?

I have a "D-Link DIR-655 Extreme N" wireless router and an XBox 360 with the old-style wireless connection thing (usb attachment). I want to configure my router/network to give my XBox as much ...
2
votes
1answer
3k views

Virtualbox share guest (windows xp) printer to host(linux)

I have a weird situation. I own a printer that has 0 support in linux, but of course, it works in windows. So I have installed VirtualBox 3.1.2 with guest additions to provide access to my usb ...
0
votes
1answer
38 views

ScriptLogic Information

Does anyone know where ScriptLogic stores all the user information? For the product Desktop Authority!
1
vote
4answers
757 views

pings for unknown hosts ping 8.15.7.100

Running Ubuntu 9.04. I can ping hosts all day long but when I try to ping a host that doesn't exist, it instead sends pings to 8.15.7.100, which turns in to packet loss, but I'd prefer it if it told ...
0
votes
3answers
841 views

IPv4 to IPv6 wireless LAN router

Does anyone know where I can find a home wireless router that does IPv4 to IPv6 address translation?
3
votes
1answer
3k views

How can I reconnect a disconnected network drive on Windows XP

When my computer comes out of Standby (S3) my permantent network shares are disconnected (in My Computer under Network Drives it says "disconnected network drive"). They do reconnect when I click ...
1
vote
2answers
3k views

How can I make my eth0 connection default on startup?

I'm running kubuntu 9.10 and every time I log in auto eth0 is used instead of my custom connection called "batnet". I have batnet set to automatically connect, but despite this it is ignored and the ...
0
votes
1answer
268 views

Sync Excel file from a network folder to PDA with windows mobile via wireless

How can I send a file from a network folder to a pda with windos mobile?? is a excel file that I want to share with hand held. Any help will be granted.
3
votes
2answers
3k views

Is there any windows software to cache network shares on the local file system?

Is there any software for windows XP Home that will cache network files similar to transparent caching in windows 7 pro or CacheFS in *nix? Ideally I would just access it through a mapped drive ...
0
votes
1answer
2k views

Dual monitor over network with Windows Host and Mac client?

I'm looking for something like MaxiVista that lets you extend your monitor to a second computer monitor. However Maxivista is only Windows base. My main computer is Windows 7 and the other computer ...
0
votes
5answers
810 views

How do I access my PC from the internet? [duplicate]

Possible Duplicate: How can I configure my ADSL modem and Home PC to be able to access from external? Other related questions: How can a computer with dynamic IP work as a webserver? ...
4
votes
1answer
29k views

How do I use a Zyxel P660 router as just modem so that I can connect a WRT54GL router in cascade?

I have a Zyxel P660HW-t1 v2 router (which has a DSL port) and a WRT54GL router (which does not) and the exact same situation as in this thread (UPDATE: the connection between both devices is the ...
3
votes
2answers
5k views

Windows host with SSTP VPN, VirtualBox guest cannot access VPN resources

So my problem is relatively simple. I have a host OS (Vista) that connects to a Windows 2008-based SSTP VPN. I have a virtualized guest OS, Windows XP, that I need to access resources over the VPN. ...
0
votes
1answer
3k views

'Net Use' Command Works in Win 7 but not XP. Why?

I wrote a script to dynamically map drives for our users. The script it generates is a simple 'net use' command that looks like this: net use * https://oursite.com/bobs_stuff This works perfectly ...
2
votes
2answers
4k views

Per-process network activity monitor

Anyone know of an application for Windows XP/Vista/7 that displays per-process network traffic? Better if they have visual graphs like FreeMeter.
1
vote
1answer
1k views

How to automatically repair network connection when it goes down?

I'm using Windows XP. Every hour or so my wireless router goes down, and everyone can't connect to Internet for a couple of minutes. If I right click on my network connection, and choose Repair, I ...
1
vote
2answers
62 views

How do I connect a pc to the internet via a laptop that is connected wirelessly to a router?

I have a netbook running windows xp home. It's connected to a router wirelessly and works on the internet. I have a desktop PC that is hooked up to it via ethernet. I would like to use internet on the ...
1
vote
1answer
254 views

How can I calculate saturation?

I recently setup a web server on my machine. Someone told me that I should calculate saturation to see how good my server really is. Are there any scripts that let me calculate this?
1
vote
5answers
420 views

Cable Modem MAC Addresses

Does anyone know how many MAC addresses a cable modem can support? Does the DOCSIS 3 spec allow for more MAC addresses?
0
votes
1answer
2k views

Linksys by Cisco EZXS55W EtherFast 10/100 5-Port Workgroup Switch

I'm looking into buying a switch to expand the one ethernet port on one level. I'm considering "Linksys by Cisco EZXS55W EtherFast 10/100 5-Port Workgroup Switch" from Amazon, but I'm not sure what ...
4
votes
2answers
6k views

Way to do 'netsend' between a windows and ubuntu computer

Windows has the ability to send a message so that it pops up on another windows computer that is on the same network using 'netsend'. Is there a way to do something similar between a WindowsXP ...
1
vote
4answers
384 views

Truly deleting files from a network folder

How can I clean all traces of files that are kept on networked drives? I heard IT and a manager discussing how the manager could use documents created by a former employee instead of doing the work ...
0
votes
5answers
1k views

shouldn't ping time be the sum of trace route hops time?

just the difference between them is confusing me...
3
votes
5answers
2k views

Moving large files between Windows machines

I need to move a large file from one laptop to another. Can I just join the two machines with an ethernet cable and create a shared folder on my desktop or is it more complicated than that? Update ...
3
votes
2answers
1k views

Access machine in a subnetwork after a router

Is it possible to access a machine in a sub network? This is the situation: Main-router + sub-router - machine (2) - machine - machine - ... - machine (1) - machine - machine - ... ...
3
votes
2answers
4k views

Can I send a Wake On LAN packet without broadcasting?

I am attempting to send WOL packets to a series of machines, which works when the machine sending the packet is connected to the destination by one or more switches, but if the packet needs to cross a ...