A router is a device that forwards data packets across multiple networks. Questions tagged with router can cover router hardware, software, and network configuration.

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How to identify from a Windows computer the wireless device that is poisoning router?

I live in a house with various other people who all swear that there is nothing wrong with any of their devices. The problem being is that when wireless is enabled on the router, ping sky-rockets and ...
11
votes
3answers
5k views

Windows 7 machine makes router drop ALL wireless connections

Some background: My home network consists of my desktop computer, a two-month old Windows 7 (x64) machine which is online most frequently (N-spec), as well as three other Windows XP laptops ...
9
votes
2answers
3k views

Options for bandwidth management on a shared internet connection

The premise: Rural location, not many options for high-bandwidth internet connections. The fastest by far is Satellite internet, but it's expensive (both equipment and monthly cost, and has latency ...
5
votes
3answers
3k views

Is it recommended to run a firewall/router on a virtual machine?

Googling found me people saying running a firewall/router as a virtual machine is "dangerous" but none of them gives any reason as to why it is so. I also found posts from people who are successfully ...
17
votes
7answers
9k views

Is it possible for a router to “go bad” with time?

I've been having problems with my internet connection over the past weeks (intermittent disconnections, slow transfers, etc), and my provider keeps telling me that the problem is not on their end. I ...
16
votes
6answers
5k views

Why does just splitting an Ethernet cable not work?

I thought the Ethernet is logically a one-line communication bus (for argument's sake, I am excluding hubs). All machines attached on the bus hears the same signals and the machines themselves try to ...
16
votes
2answers
5k views

Does All LAN Traffic Travel Through A Router

I have a very simple question: if I have a router (DHCP enabled - leasing IP addresses between 192.168.0.2 and 192.168.0.254) with a switch plugged in, and I plug two computers into the switch, will ...
4
votes
5answers
5k views

How to connect a smart router to a dumb DSL modem?

Sorry for the very long question but in this case lots of details are necessary. Problem: My crappy Thomson TG585v7 DSL modem/wifi/LAN router reboots many times daily. I think it's because the custom ...
9
votes
2answers
6k views

Does 1 Gbit/s port in full-duplex mean 1 Gbit/s send and 1 Gbit/s receive?

I'm figuring out the best router for me based on their performance. When you have a 1 Gbit/s port in full-duplex, does that mean you can send 1 Gbit/s and receive 1 Gbit/s at the same ...
9
votes
4answers
9k views

Difference between wifi router and access point?

I see both terms used, and I was wondering what the difference is between a wifi router, and a wifi access point. Does the latter only create a LAN, with no way to connect the wifi box with a second ...
8
votes
5answers
3k views

Are there any wireless routers that allow bandwidth monitoring and throttling?

Are there any wireless routers that would allow me to see what clients are hogging up bandwidth and that would let me limit them so that they can't grab it all? Both wifi-wise and internet-wise. I ...
7
votes
2answers
1k views

WiFi cannot connect to internet in two router setup

I am struggling to setup my home network. I have the following setup, also shown in the diagram below (sorry for the MS Word screenshot!): My landlord has an ADSL connection, established by Router ...
7
votes
4answers
2k views

What does static DHCP mean? Static Dynamic is confusing

I've found some home wireless routers/ADSL+ modems (ZyXEL 660) talking about Static DHCP, when refering to assosiating a specific MAC to an IP, but still serve the configuration over DHCP. Doesn't ...
5
votes
6answers
26k views

Block P2P traffic on a Linksys router WRT54G with Tomato firmware

I'm running a small wireless network (6 to 10 users) on a Linksys WRT54G with Tomato firmware sharing an Internet connection. I don't want the users to download files with BitTorrent (mainly used) and ...
4
votes
1answer
2k views

How to configure QoS on home router

I have a USR9105 router and I'd like to configure its QoS to prioritize web traffic (browser) over everything else (e.g. torrents). I'm confused by its interface though: "IP precedence" allows ...
4
votes
6answers
17k views

router with mixed-mode enabled - does it really cripple speeds for all?

Hey all, If I have a router that has "mixed mode" enabled to allow b, g, and n devices, it is true that n devices will suffer in reduced bandwidth if there are any non-n devices connected? I found ...
3
votes
2answers
132 views

Internet keeps dropping. 5 different routers have failed, changed modem, etc.

Sorry in advance for the long post. I've been working this issue for the past 4 months and I am at my wits end. I work for a small business that moved into a new office in December. When we moved ...
3
votes
3answers
5k views

Is it possible to change your local IP to something other than 192.168.x.x?

There's no particular reason for wanting to change my prefix for my local IP, I'm just wondering if it's possible. So can I change my local IP from 192.168.x.x to something of my own choosing? I ...
3
votes
2answers
19k views

How can I re-enable the web interface of a dd-wrt router with no SSH or telnet connection?

I accidentally disabled my D-link router's web interface. I installed dd-wrt firmware on it. The router's SSH and telnet connections are disabled. I don't want to reset the router. How can I enable ...
3
votes
1answer
4k views

Using a Wi-Fi router as bridge to increase the signal?

A friend of mine lives in an appartment building whose structure is such that the Wi-Fi signal is very weak. Even a USB key won't work. I was thinking of buying an entry-level Wi-Fi router and ...
2
votes
1answer
1k views

Is there a program to know internet usage for each computer in a network? [duplicate]

Possible Duplicate: How can I monitor internet usage in my network? Monitor bandwidth on personal network I would like to know if there is a program which can, at the end of the day, tell ...
1
vote
1answer
98 views

I have 4 Ethernet RJ45 ports which were limited to 200KB per second. How to use all 4 ports to speed up my network connection?

I have 4 Ethernet RJ45 ports under my desk. The speed of those ports were limited to 200KB per second. Is there a way to use all 4 ports to speed up my network connection? What I want is 200KB X 4 = ...
7
votes
4answers
5k views

How to get wireless coverage over my whole house? [duplicate]

Possible Duplicate: What’s the best way to increase the range of my 802.11g router? My wireless router does not cover my whole house... Can I do something maybe with multiple routers, ...
5
votes
3answers
4k views

What is a router? What is a switch? and What is a hub?

I always mess up with the basic concepts in networking. This are the very basic questions. What is a router, its functions and what is meant by routing? What is a switch, its functions? Many time I ...
5
votes
1answer
2k views

Wireless router with repeater setup

I have 2 netgear routers "WGR614 v6" and "WNR2000". How to set these up (one as a repeater) to get wireless access throughout my large house?
5
votes
7answers
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How to assign a static IP with a linksys WRT54G2?

For all my googleing it appears the best you can do is tell your computer not to use DHCP; I cannot find a way to do this at the Access Point level. EDIT: This is not for port forwarding. This is ...
4
votes
1answer
6k views

Can't get IP on Windows 7 after extensive troubleshooting

My Windows 7 system is not able to pull an IP from my router's DHCP. This just started a few days ago, and I've done quite a bit of troubleshooting. Here's what I've tried in roughly chronological ...
4
votes
3answers
18k views

Does Distance From the Router Affect Internet speed?

So, I've been sort of confusing myself with this question: Does your internet speed vary based on the distance from your router? Immediately, I thought yes, of course it should! But then I thought, ...
4
votes
3answers
5k views

Why is D-Link DIR-825 not accepting a MAC address?

I am trying to reserve an IP address for my desktop PC in a DIR-825 and when I type in all the details and press the Save button it tells me that the MAC address is invalid. My MAC address looks ...
4
votes
2answers
9k views

What is the difference between a subnet mask and a netmask?

Is there any logic in using two different names for determining host ID and net ID? For example, if you type print route in a Command Prompt you get things with netmask, but the IPv4 settings seems ...
3
votes
1answer
495 views

Home network with two routers and just one Wifi

I know it is a pretty lame question, but I am not a pro in networking, so I will still ask it. And I will try to explain details where possible. I want to create the following setup: Phone line is ...
3
votes
2answers
506 views

Port forwarding in D-LINK DIR-524 router

I have Tomcat installed and I want to access it via internet. I can access it locally via localhost:8080/appname, but not from internet via http://externalip:8080/appname. I have configured my D-LINK ...
3
votes
2answers
559 views

How can I monitor network traffic?

I need to collect network traffic statistics so that if questions come up about how much traffic I'm using I have the answer independent of my ISP. I have a home network with about 10 devices ...
3
votes
4answers
8k views

Can I Chain Two Routers Together Keeping DHCP on Both?

I have read that I can connect a second router by turning off DHCP and NAT, but I want the second router to assign DNS (I'm using it as an access point for my kids, and will use OpenDNS family service ...
3
votes
1answer
4k views

How can I effectively block torrenting?

My WNR1000v3 is serving six people and two of them have decided that despite my warnings they're going to torrent heavily all day. Not dealing with that crap I decided to reserve their IPs and set up ...
3
votes
6answers
435 views

Can one router influence other who is linked to it?

I have two routers at home. One is standard router that is linked to my modem, the other is a WiFi router that also has additional ports. The WiFi router is connected to the first one. I have this ...
3
votes
4answers
1k views

Accessing Windows from Linux/Mac by name using TCP/IP

What are some solutions to access Windows by its computer name from Linux and Mac using TCP/IP. That is, from terminal I want to be able to ping my Windows PCs using its host name. My setup is: ...
3
votes
2answers
1k views

Do Apple wireless routers (or wireless routers in general) store internet history?

I'm talking about a consumer level router. Does the router itself store any internet history from people connected to the router? Specifically I would like to know about the Apple wireless router but ...
2
votes
1answer
326 views

Policy Based Routing - DD-WRT

I'm getting ready to pull the trigger on a NETGEAR Nighthawk AC1900. My intention is the flash the device with DD-WRT and set up an OpenVPN connection through it (I am currently outside of the states ...
2
votes
1answer
111 views

Traffic not being forwarded through NAT

I have a router which provides internet access using NAT, and a client Linux box (A) which is connected to this router on eth0. This Linux box also has a wlan interface, wlan0; what I would like is ...
2
votes
2answers
3k views

Access internal server using external ip

If I've got a typical home router -- say a Net Gear -- which has certain ports forwarded to a internal server, is there a way to tweak the router to let me access that internal server using the ...
2
votes
2answers
13k views

What is the best way to monitor and record the URLs called by device to establish or monitor browsing history?

I have home internet access via Comcast/Xfinity and the router below providing wifi to multiple devices - laptops, iPads, iPhones, iPod Touch. Macs. What is the best way to monitor and record the ...
2
votes
3answers
791 views

I want to connect to my router through wifi and use its pstn phone line

Can anyone refer me where to look I want when I am not at home to connect to my router and use it to call through my phone line (so when I am out of the country I will pay local price to place calls ...
2
votes
1answer
1k views

How do i get the ARP list from our router (programmatically / in the command line)?

At our office we have a netgear router, I'd like to poll it to see who's in the office (preferably on the command line) because i'm weird like that.. Is their a standard way of doing this? is it ...
2
votes
2answers
547 views

Is it possible to connect a wireless router to another access point?

I have a complicated situation due to my goals and network structure. I have in mind a potential solution, a bridge, but I do not know whether it is feasible or what hardware it will require. The ...
2
votes
3answers
4k views

routing to a computer on a switch behind a router?

Here is the setup: Cable Modem -> Vonage "Router" (not really sure if it is a full router or not) -> Linksys Router -> Netgear Switch -> PC When I had the PC connected directly to the router I could ...
2
votes
3answers
6k views

Bonding two wifi adapters

I saw a network once that used bonding (some people called it "port trunking") to combine two network cards into a single connection to get twice the bandwidth. I have a slow Wifi network with not so ...
2
votes
2answers
2k views

Is it possible to use a laptop as a “router”, using an old hub and connecting other devices to a wifi laptop?

I have a wi-fi connection at home. My laptop uses it. I want to use an old ethernet hub that I have, connect two ethernet cables (one in a ps3, one in a media center) on it, and a cable going to my ...
2
votes
2answers
153 views

Offloading Cable Modem operations to Router

I may be crazy here, but I seem to recall a conversation in the past stating that it was possible to offload some of the operations taken by one's cable modem to one's router. The logic was that ...
2
votes
1answer
732 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 ...