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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74
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1answer
95k views

What is port forwarding and what is it used for?

There are a lot of questions on 'port forwarding' but there doesn't seem to be one that clearly states what it is and what it's used for. So: What is Port Forwarding? What is it used for, and why ...
7
votes
7answers
21k views

How can I make my home PC a web server?

I am running Apache Tomcat on my PC. My PC is connected to a router in my house and the router is connected to my ISP. Now I want to run a server on my pc so that my frined can view my site hosted on ...
39
votes
2answers
9k views

What's the maximum actual bit rate of an 802.11g connection?

Using a wired connection, I get a 38 Mbit/s download speed. When I switch to wireless one (Linksys WRT54GL router with Tomato firmware), the speed drops to 23 Mbit/s even if the distance between the ...
17
votes
7answers
7k views

How to extend Wi-Fi signal across rooms?

I moved into a new place and my old Wi-Fi router just doesn't have the range to get into all the rooms. I've been investigating a lot of options and I'm wondering what other folks have done here. ...
7
votes
4answers
1k views

What's the best way to increase the range of my 802.11g router?

I have cable broadband, and as such the router has to be attached to a cable modem which also has to connect to the TV. That means the router is stuck in the corner of my house. This is good when I'm ...
3
votes
7answers
4k views

Connecting a ADSL router to a wireless router. What am I doing wrong?

What is the correct way to do it? This are the steps I have taken: Disable DHCP in Wireless router Setup a fixed IP (192.168.1.2) and telling that the default Gateway is 192.168.1.1 (the ADSL ...
27
votes
12answers
6k views

Which routers do you prefer for DD-WRT or OpenWRT? [closed]

I'm aware of the giant Supported Devices list. I'm wondering which ones you all prefer (e.g., support for Mega install, cheap, reliable hardware, USB port, etc.) I've used an ASUS WL-500G Premium ...
21
votes
4answers
17k views

DD-WRT: How to allow port forwarding to apply to requests originating from inside the LAN?

With the original firmware of my router I had port forwarding defined from port 80 to the server in the LAN, which I used in conjunction with an external dynamic DNS service. I've now upgraded to ...
6
votes
2answers
24k views

Setting up wifi router as a switch for Internet Connection Sharing

Can my laptop with a 3G connection share its Internet via a Wifi router (Dlink DIR-615)? If so, what should I set on my laptop, on my router or on the devices connecting to the router?
8
votes
2answers
2k views

How can I configure my wireless network for the strongest security?

There seem to be many security features in wireless routers from MAC address filtering to the authentication type and data encryption. WPA or WPA2 PSK? AES or TKIP? When I set up a new wireless ...
10
votes
4answers
2k views

Can I use more than one internet provider at the same time?

Usually a home router has only one uplink connection, enabling a single internet provider at a time. But suppose I hack my router (ie. installing linux), could I use 2 internet providers then?
7
votes
3answers
17k views

How can I speed up data transfer between local computers on a WiFi network?

I have a router with ADSL Pentagram Cerberus 6331-42. Is it normal to have transfer speeds between two computers of max 1MB/s (not 1 Mbit)? How can I set my router up to make it faster at transferring ...
6
votes
3answers
6k views

Can I set up a website on a wifi router? [duplicate]

Possible Duplicate: Hotel like Wifi manager Sounds like a silly question, but bear with me.. If you go into Peet's Coffee and access the wifi, you're taken to a web page that requires a ...
10
votes
4answers
8k views

If a computer is connected to internet via wireless and lan both, which way Internet traffic would flow?

How does this actually work? How different ip addresses on ethernet adapter and wireless adapter are handled for internet data? I know these ip are translated in NAT table but the whole process ...
1
vote
1answer
399 views

how can i forward requests to my own IP address to a local IP address in my network (possibly using named)?

My setup I have a linux server running in my basement. I currently have my router looking to that server for DNS lookup, so I can use named to spoof a bunch of domain names to point to my local ...
22
votes
6answers
18k views

Recommended gigabit 802.11n routers that work with DD-WRT [closed]

I've read this question, and checked out the supported devices list, but am looking specifically for a gigabit 802.11n router that is easy to find and fully supported by DD-WRT. It seems like some of ...
3
votes
1answer
8k views

Accessing a website via the webservers public IP from a PC within the same LAN

If two machines reside on the same LAN (a PC and a Webserver) why is it necessary to enable ‘NAT loopback’ on the router in order for the PC to access the website hosted on the webserver using the ...
3
votes
4answers
2k 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. ...
4
votes
3answers
13k views

Wifi is slower than Ethernet cable connection?

I configured my new router and noticed that WiFi connection is way slower than Ethernet connection. Ethernet connection giving a download speed of ~60Mbps and upload speed of ~30Mbps while the Wifi ...
10
votes
2answers
5k views

Will using a 10/100 router stunt gigabit switch speeds for an internal network?

I have a 10/100 Verizon router. 3 computers are connected to this via Ethernet. I'd like to put a gigabit switch between the computers and router to enable gigabit speeds on the intranet. If the ...
3
votes
3answers
31k views

How can I bridge a Verizon mobile hotspot modem/router to a Linksys router?

I recently purchased a Verizon mobile hotspot (MiFi 4510L) and was wondering if I could configure my Linksys wireless/wired router (similar, but not the exact model: Linksys router) to use the MiFi as ...
2
votes
5answers
7k views

Optimizing wireless router speed and minimizing interference

I've been experiencing problems with my wireless connectivity lately, and want to make sure that it's not related to the abundance of other wireless routers here in my building. So, what I'm looking ...
1
vote
2answers
8k views

What can I do about “ping flooding”?

Recently I have started getting period of poor connections on my home LAN. So, today after my connection was unresponsive for a while once again, I decided to take a look at what was the problem. The ...
1
vote
3answers
2k views

SOHO NETGEAR wireless router disconnects when downloading torrents

I have a NETGEAR WGT624 wireless router at home which dies when there is a heavy torrent load. I open up my torrent client and it downloads for about 5 to 10 minutes and it continues to increase the ...
7
votes
4answers
7k views

How can I increase the WiFi client limit on a Huawei B153?

Update Basically @NoUsername's contribution solved my issue. But I found it a bit tricky to actually "override" the JavaScript, the key problem is that the configuration page reloads quite ...
4
votes
3answers
1k views

Buying another router and use as a “signal repeater” in bridge mode?

I asked about using a pc almost as a "router" and although it's a solution, I tought about just buying a second router to act as a "bridge" between my connection. (Reason: I don't want to have to keep ...
2
votes
1answer
638 views

Bizarre and very specific Internet connection loss

Yesterday (Friday, September 21, 2012), my Internet connection started acting up. After some testing, I confirmed a very specific and baffling set of symptoms: Internet connection goes away every ...
2
votes
2answers
20k views

How can I minimize the amount my router slows down my Internet connection speed?

Background I'm working with what I assume is a pretty common Internet setup: a cable modem, a wireless router and a few Internet-connected devices. Lately, I've started being more demanding on my ...
0
votes
1answer
79 views

192.168.1.1 randomly switching between accessing VDSL modem, and accessing the wireless router.

I'm having trouble with my home network, since I've started using a new wireless router. The setup is a Zyxel VDSL Modem pluged into the wall, and connected to a TP-LINK modem via the ethernet ports. ...
0
votes
3answers
298 views

Duplicate MAC but different IP on home router

Would it be possible to have duplicate MAC addresses but different IPs on a home router? My questions are listed below. I don't have computers with the same MAC. The second connection displays no ...
0
votes
2answers
990 views

downloads stall at 99% or so

Often when I try to download a large file, it stalls at 99% or so and never completes. I think I read somewhere that this problem could have something to do wireless routers. What can I do about ...
-3
votes
2answers
436 views

How does Network Address Translation (NAT) works on a home router? [duplicate]

I have three computers connected to a router at home. I am sure my router has only one address. When the packet arrives from computer 1, the source IP is translated to the router IP address. Let's ...
139
votes
9answers
20k views

Is it really possible for most enthusiasts to hack people's Wi-Fi networks?

I heard from a trusted computer security expert that most enthusiastic users (even if they are not professionals) using only guides from Internet and specialized software (e.g. Kali Linux included ...
31
votes
10answers
23k views

Can I make two wireless routers communicate using the wireless?

I want to make a setup like this: cable modem <-cable-> wireless router 1 <-wireless-> wireless router 2 in another room <-cables-> PCs in another room Basically, I want to extend my ...
20
votes
3answers
8k views

How does Router know where to forward packet

If several computers with local addresses (192.168.0.#) are connected to a router and each computer opens a web browser and requests a page over HTTP, when these TCP:80 packets are sent out, the ...
22
votes
8answers
3k views

What are the disadvantages (if any) of accessing the internet through two or more “chained” routers?

My Problem I just got internet setup in my dorm room at school through a third-party provider. The modem they gave me, however, also functions as a wireless router. I also have my own router with ...
8
votes
4answers
2k views

How can I set my computer up for remote SSH access?

I have a Linux machine that I can access by SSH from my laptop when I am inside my house, but when I am using another Internet connection, I can't connect. What do I need to do? I have Verizon DSL ...
10
votes
3answers
42k views

How to route only specific subnet (source ip) to a particular interface?

How to route only specific subnet (source ip) to a particular interface? OS: Linux I know I can do easily by destination IP by using something like route add 1.2.3.4/24 dev eth4 but I do not ...
14
votes
3answers
5k views

Can dd-wrt or tomato keep track of GB usage per billing period per device?

I want to be able to track the usage of each device connecting to our router so we can split up the ISP bill by usage. Can dd-wrt or tomato provide the stats I'd need to do this? Update: After a bit ...
3
votes
2answers
13k views

How to perform “Wake-on-Lan” from TP-WR741N (or similar) to LAN

I have a perfectly running TP-WR741ND router with its native firmware (probably not so important, but here it is: 3.12.4 Build 100910 Rel.57694n). The router is connected directly to LAN PC's ...
8
votes
5answers
12k views

Wireless router that supports Bonjour between wire- and wireless- connected machines

At home I have an ADSL modem that I use also as router. For the record, it is a DavoLink DV-2020 provided by Tele2 in the Netherlands. It turns out that if a computer is connected with a cable to the ...
3
votes
2answers
694 views

Connect Router with Access Point by WiFi

Is it possible to connect a Router (TP-Link TD-W8960NB) with a Access Point (TL-WA501G) by WiFi (not by cat* cable)?
19
votes
4answers
50k views

What does “On-link” mean on the result of “route print” command?

I'm using Windows 7. When I type "route print" under command prompt, I get a IPv4 Route Table with several "On-link" values under the Gateway column. For example, like this one: IPv4 Route Table ...
16
votes
5answers
2k views

What is the actual IP address of my computer

I am testing out to see whats my IP address but depending on which website I used , I get different IP address . I am using a router If i use this , My IP address is If i use this , My IP address ...
14
votes
5answers
25k views

How to disable internet access at night on the router?

I have an internet connection that I'd like to be enabled only during the day. With multiple household internet devices, this would need to be something disabled at the level of the router. I don't ...
9
votes
3answers
48k views

Why does my Internet slow to a crawl unless I reboot my router every few days?

A few weeks ago, I noticed that my Internet connection had slowed down to a crawl. I waited a few days hoping it would go away on its own, but it didn't get better. So I asked this question about how ...
5
votes
2answers
3k views

Could installing DD-WRT speed up my Internet?

I believe that my router's firmware is causing me to get much lower Internet speeds than I should be getting. This is true for general browsing, downloading large files and uploading files. Would ...
5
votes
2answers
3k views

How to route traffic to website using a specified network connection on Windows 7?

I want to route all traffic to a website over my wireless connection while the rest of the traffic using my lan. What I tried was first finding out the IP address of the website I want to go to. For ...
4
votes
1answer
643 views

Finding bandwith used by individual computers in a Home network

We have 3 computers connected wirelessly to Netgear WGR Router, which is connected to internet. Is there anyway I can find out the individual comp's bandwidth consumption at any point in time and a ...
3
votes
2answers
2k views

Can I to use 2 adsl lines simultaneously?

I've got a ADSL Router linked to a hub/switch, where are linked all PCs in my house. In my neighborhood I can get the line speed only to max of 600 kbps. I was thinking about contract another 600 kbps ...