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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.

2
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2answers
2k views

How to restore broken Ethernet functionality on Mac G5 running Mac OS 10.4.11 (Tiger)

I had a disk error that rendered my Mac unbootable. I repaired it with Tech Tool 4, but now networking does not work. Network Preferences reports that my Ethernet cable is unplugged. I know this is ...
1
vote
3answers
1k views

How do I wire a crossover cable to connect two devices together?

I need to make a ethernet crossover cable to connect two devices together. Anyone know the process to make one from scratch?
25
votes
10answers
87k views

How can I make VNC faster?

I need to remotely access and use my work computer a few times a week. I'm currently using UltraVNC. I want to use VNC because of the price. I've used VNC before, mostly on my own network, where it's ...
4
votes
7answers
5k views

URL sniffer/downloader

Some websites have Flash content that plays music or videos. Most of the time they don't show you the URL of these music or videos, but for example, you can sniff a YouTube webpage and find the flv ...
5
votes
4answers
4k views

I installed an Airport Extreme router and got a warning about “Double NAT”. Why is that bad?

I've got a relatively complex home office/small office network -- I use two NAT (Network Address Translation) routers/firewalls to provide a DMZ (DeMilitarized Zone) for a cheap sacrificial web server....
29
votes
8answers
82k views

Are there netcat-like tools for Windows which are not quarantined as malware? [closed]

I used to use netcat for Windows to help track down network connectivity issues. However these days my anti-virus software (Symantec - but I understand others display similar behaviour) quarantines ...
2
votes
4answers
2k views

How can I calculate how much traffic goes through my router?

As I have more internet than I can use myself and I have free router I don't use I was thinking about making a free hotspot for the neighbors. Unfortunately, my traffic is limited though so I'd like ...
2
votes
3answers
3k views

Best way to determine source of home network slow downs?

I have a cable modem with a standard Linksys wrt54g wireless connection attached to it. There are about eight wireless devices in the house attached through this network. The devices include a Mac, ...
0
votes
3answers
337 views

How do I setup a home network?

I've never setup a home network, so I'm looking for a little bit of help on setting up a home network with the following hardware: Linksys router. Desktop connected to router via CAT5. Laptop ...
5
votes
4answers
2k views

Desktop Internet traffic measurement software [closed]

Can you recommend a robust Internet traffic measurement tool you had experience with? Robustness is important because I've used a couple of such tools but ended up uninstalling them because of ...
4
votes
6answers
687 views

Selecting Home Networking Equipment

I have recently finished my new house and while redoing it I ran Cat6 throughout. The game plan is to have a gigabit switch in the central spot of the house that I ran all the lines to, and a second ...
3
votes
3answers
6k views

Setting up a gigabit lan and wifi with Untangle

If I was to create my own network using Untangle is this everything I would need to have to handle it? Cheap server to host Untangle with 2 gbit Ethernet cards. 1 n-port gigabit switch my current ...
0
votes
1answer
141 views

Linux Media Player

I have a SYABAS-based NAS Multimedia Server, which is connected via LAN to a PC running embedded Linux. I can get a list of content on the NAS device, but when I press play, it does not play, but ...
1
vote
1answer
1k views

WiFi setting of iPod touch is cleared

At home, I connect my iPod touch to the internet using wi-fi, but often the settings reset themselves back to their defaults. That means every time i want to use my iPod touch I have to manually re-...
17
votes
6answers
40k views

Share single iTunes library across multiple computers

I have a large (> 2TB) iTunes library of music and videos that I keep on a Drobo connected to an Airport Extreme base station so that I can access it wirelessly from my MacBook. This works great for ...
0
votes
1answer
242 views

Network-based audio tools : multiple sources, multiple receivers

What solutions are available for sending audio output across the network to an arbitrary receiver? Use case: Two computers - one upstairs, one downstairs. What software can I install on them so that ...
0
votes
1answer
1k views

Sudden limited access on wired network, Windows 7 RC1

From time to time (twice a day, once a week - hard to tell really), I suddenly get "Limited access" on my internet connection, and I see no obvious reason for this. It's on a wired network, so no ...
132
votes
12answers
222k views

How can I make the Windows VPN route selective traffic (by destination network)?

I want to use a Windows VPN but only for a particular network, so that it doesn't take over my entire network connection. e.g., Instead of the VPN becoming the default route, make it only the route ...
11
votes
2answers
24k views

How do I get rid of the VMware “Unidentified Networks” in Windows Vista and 7?

After installing VMware in Windows Vista or 7, there are two public networks that can't be identified, but upon further inspection are virtual networks created by VMware. The problem is when you're on ...
1
vote
1answer
2k views

Incremental copy from linux to windows share

Using a cronjob I'm daily backing up a linux system (ubuntu) onto a windows network share so it gets picked up by our organisation's backup system. Currently I'm copying using cp -au. Although this ...
4
votes
4answers
21k views

Why Won't My MacBook Auto-Detect Windows 7 PCs in My Network?

I used to run Windows XP on my computers. When I would use my MacBook, it would automatically show the computers in the left pane in Finder. Clicking on these would show me their network shares. I ...
12
votes
4answers
63k views

Is there a simple way to detect ISP port blocking?

Is there a way to tell the difference between my ISP blocking traffic on certain ports and my NAT router/firewall blocking that traffic? The sites “Shields Up” and “Can you see me” show my ports ...
4
votes
3answers
3k views

Installing VirtualBox has broken my remote desktop - how can I resolve this?

Recently I installed VirtualBox (and the networking support that comes with it). Everything worked great, it's a lot nicer than the old VM I was using. However, ever since installing, I can no ...
0
votes
1answer
136 views

network issue-apple remote desktop 3

I have a Comcast SMC Business cable router. I need to be able to manage this router from the internet via apple remote desktop. I know that the comcast smc router/modem is pretty stripped down. Is ...
7
votes
2answers
47k views

How Can I Force Unmount a Network Device on Mac?

Hey guys, I currently do CMD + K in Finder to connect to my Windows computer to be able to browse and use its network shares (i.e. smb://MyPC). It works fine, but sometimes when I click on it, maybe ...
13
votes
6answers
22k views

Why is my router assigning the wrong address via DHCP

I have a WRT54G router that is set up to serve out addresses via DHCP. It correctly serves up addresses to every other machine on the network, including another PC, my macbook when connected via ...
9
votes
5answers
717 views

Advice for a Defcon Virgin

I have never attended a Defcon convention before and I am very excited to be attending this year. I need some help in making sure I am prepared for the event. - If I bring my laptop and connect it to ...
2
votes
2answers
1k views

Wildly varying file transfer speed over network between 2 Macs?

2 Intel Macs; a brand-new MBP and a 1-year-old iMac. Both have good quality wired network connection to an Airport Extreme. I regularly copy a 25Gb+ file between them. The disks have plenty of space ...
0
votes
1answer
319 views

How to give a name to Vista / Win2K8 network for Scheduled Task conditions

In Control Panel\Network and Sharing Center, I have two networks listed (I have three network adapters). One is my internet connection, and is described: Inet (Private network) Access Local and ...
11
votes
2answers
12k views

Disabling networkmanager for a specific interface

I'd like to do some experimentation with hostap without disabling my primary wireless interface. How do I tell networkmanager to keep its hands off a specific interface or interfaces while allowing it ...
2
votes
2answers
1k views

Change MAC address for TEW-444UB wifi USB connector?

The free wifi networks in the public libraries where I live only allow 2h/day share. They use the MAC address to check if a user has used up his daily quota. To bypass this limitation, I'd like to ...
1
vote
3answers
939 views

Usage of Dual Ethernet Jacks (One for LAN, One for WAN)

I'm working on an old Mac PowerPC G5 that has two Ethernet jacks. I'm interested in finding a way to have both jacks setup so that all internal traffic (all traffic to and from a specific IP address ...
1
vote
1answer
446 views

Why do I get slow network throughput when I have a bad DNS server?

I have Fedora 11 in a Virtual Box VM and because of a bad DNS configuration my network connection in that VM was awfully slow. I fixed it now, but I don't understand what happened and I'm curious ...
4
votes
4answers
364 views

Advanced Router - Power networking

I'm considering upgrading my current DD-WRT micro equipped router to something more powerful. I am interested in a router than handle atleast double the amount of connections my router can currently (...
3
votes
2answers
2k views

Windows XP randomly disconnects from my WiFi network and doesn't bother trying to reconnect. What can I do?

I've got a laptop running Windows XP (too old to upgrade) and it does something that's maddeningly frustrating: every now and then, I find my network connectivity has disappeared. If I go to my "...
2
votes
2answers
1k views

VMWare Fusion / DHCP with multiple static IPs

I have MacBook Pro and VMWare Fusion installed on it. I set a static IP for my virtual machine DHCP network by adding host pc1 { hardware ethernet 00:0C:29:4A:C5:A2; fixed-address 172.16.166....
4
votes
6answers
3k views

How can I configure my ADSL modem and Home PC to be able to access from external?

I tried to do it some years ago without success. If I remember well there were more software involved, maybe now the process is easier. Practically I have an ADSL connection with dynamic IP and I ...
1
vote
3answers
6k views

User Unable to Log Into Windows 7

I have the latest RC release of Windows 7. Added a Homegroup and all is fine. I am not on a domain but a Workgroup (by default). My computer name is QuadHomePC and user name is Paul. I set up my ...
1
vote
2answers
376 views

Virtual Box 3.0.2 Networking

I have a Vista x64 Host and an Ubuntu Guest. From my host I would like to access my Ubuntu Guest via its IP address. From my Ubuntu Guest I would like to access my Vista Host and the Internets. ...
1
vote
2answers
133 views

Is there a way to share a webradio on a network?

At my work we try to limit the incoming bandwith from streaming webradio's. Therefore we want to stream a couple and then distribute/share them over our internal network. Any suggestions on how to ...
14
votes
14answers
49k views

What's the fastest way to transfer files between 2 computers? [closed]

Let's say that I have 80Gb of data to transfer from one computer to another. What's the fastest method to transfer that files? Network transfer? DVD Recording? Copying in a pen drive? Removing one HD ...
3
votes
3answers
379 views

OS X will not register newly installed network adapters

I have purchased an Edimax 7318USg and tested it on a Windows machine (works). The installation process for the software for this adapter runs smoothly. However, OS X simply does not recognize new ...
0
votes
2answers
423 views

Help me troubleshoot installing my network adapter (Edimax 7318usg) on OS X

I've recently purchased an Edimax 7318usg but it isn't co-operating with my Mac. Has anyone installed this network adapter on OS X before? I cannot get it to show under the networks tab of System ...
1
vote
2answers
919 views

Do those wireless usb adapters have lag/performance issues?

Are there noticable issues at least for gaming and streaming video? And that compared to wired straight to router. (I'm talking about the adapters to connect to the router, not the ones that connect ...
1
vote
2answers
658 views

Why does Vista's File sharing stall and disconnect?

I have a Vista Ultimate 64 computer (not in a domain) with a file share defined. A second XP SP3 computer accesses the file share. Frequently, when trying to access folders via the command line, the ...
4
votes
2answers
5k views

Download managers for downloading over LAN

There are some problems with leeching (downloading files at a LAN) such as prioritizing your downloads and the screen real estate that the generic copy-windows take up. What download managers can ...
8
votes
4answers
233 views

Status of mesh networks [closed]

As hardware becomes cheaper and wifi connectivity more pervasive, it won't take much time before mesh network of private citizens start to pop up like mushrooms, isolated from the internet or with a ...
10
votes
6answers
10k views

Should I use a network hub or network switch?

I want to put a networking device on an Ethernet connection between 2 digital devices. The communication will be 1-to-1; there will only be 2 devices connected through the networking device. And I ...
90
votes
4answers
97k views

How to selectively route network traffic through VPN on Mac OS X Leopard?

I don't want to send all my network traffic down to VPN when I'm connected to my company's network (via VPN) from home. For example, when I'm working from home, I would like to be able to backup all ...
23
votes
13answers
27k views

Visual Network Topology Map?

If I have no idea of the current network setup, and I'm connected to the LAN - is there any GUI that could possibly identify nodes visually or give me any sort of insight? I'm looking for a more ...