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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Mac OS 10.9 loses ethernet connection and cannot reconnect

I have a buggy router (ASUS RT-AC68U). For whatever reason, it loses the ability to maintain a connection to the Internet at least once a day. The simple solution is to cycle the power on it. It is ...
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Unable to connect to modem web interface through router

I have a small network with a modem, a WRT54GL router and my laptop. When I connect my laptop directly to the modem I can access the web interface of the modem by navigating to 192.168.1.1 (this ...
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Access a router remotely using another router

I have a task in my hand. I have Bullet 2HP router that is directly connected to my computer and a Linksys router which has a Trednet antenna and is connected to another computer. I have to perform ...
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No ping to local IP from specific local IP only

I experience a strange problems with my computer which is connected to the internet via Router. My PC's IP is: 192.168.0.12 FTP where I want to connect: 192.168.0.15 with username anonymous and no ...
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Can I be connected to an internet wireless network and a network drive through a separate wireless network?

I have a wireless router at home which has a hard drive plugged into it. This network provides no internet access, but it allows me to access the external hard drive. I also have another wireless ...
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why is there a user named “reboot” on my dd-wrt installation?

I just noticed there is an entry named "reboot" in /etc/passwd root@millie5:~# cat /etc/passwd root:_somenoncestring_:0:0:Root User,,,:/tmp/root:/bin/sh reboot:_somenoncestring_:0:0:Root ...
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23 views

confusion in saturation concept

I am a bit confused in understanding the concept of saturation.. and difference between saturation and congestion .. I read somewhere (definition of saturation) "A saturated network link is a link ...
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25 views

Make my router a central access point

I'm using Wifi-Repeater in order to capture and use far wifi networks because I do not have my own Wifi at my apartment. I want to expand the connected computers to the remote wifi-hotspot(connected ...
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50 views

OpenWRT NAT only for clients on certain WLAN network

I am using an OpenWRT powered WLAN router as an access point for my network. Everything on the network id run through a PFSense box so that I can have full control from there. I would like to have a ...
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How to set up a wireless printer on a computer wired to a Wireless Router

Well here is my case. I have a brother mfc-9320 wireless printer, a Digisol wireless router & a computer that is wired to the router. I want to set up the wireless printer on the computer in this ...
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DDOS on port 443?

Recently my friend asked me whether his network is secure because he is setting up a game server on port XXX. I opened up Nmap on my linux machine and found port 443 opened. I tried to access ...
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Setting up dd-wrt router as extender when primary router has username and password authentication

I am trying to extend my wifi using a dd-wrt router as an extender. The problem I'm having is that my primary wifi is authenticated with a username and a password. As far as I can see the dd-wrt ...
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Connected to the internet, but I have no access

Two days ago, I was on the internet, and then I suddenly lost connection. The icon on the right of my task bar shows that I am connected, and when I called my provider, she said that I'm connected ...
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1answer
59 views

Is my router/modem hacked or compromised?

Comcast gave me a gateway (Model: Arris TG862G/CT), and I was in the web interface setting up a static IP. I clicked Connected Devices (which has worked previously) and I got a blank white page (the ...
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Configure Router for better DDoS protection Actiontec MI424WR

So for the past month, my server has been attacked by script-kiddies three times. The server is mainly used as a minecraft server. I am getting worried that this is becoming an outbreak as many of ...
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First Smurf attacks and now LAN access from remote - What is happening? [closed]

Here is the log from my Router. First I was getting Smurf attacks -- look at "DoS attack: Smurf" in router logs - should i worry? and now this. I see entries in my wireless router logs ...
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30 views

Strange item on my network

I'm currently trying to change all the names of items on my home network from the default Unknown-66-32-a4-05-56-c7 types. I've got all of them bar one at the moment, and I can't work out what it ...
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1answer
45 views

Accessing private IP address without port forwarding

I am new to networking. Pardon me if I make any mistakes. Is there a method to communicate with a private IP address under NAT? I don't want to use port forwarding by accessing the router.Is there ...
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Port 4567 open on router to 'tram' traffic…Should I worry?

When I do a port scan on my router (nmap 192.168.0.1) the result is: PORT STATE SERVICE 22/tcp open ssh 23/tcp open telnet 53/tcp open domain 80/tcp open http 443/tcp open https ...
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1answer
63 views

Unable to connect to Remote Desktop

So here's the situation. I'm technically savvy, but weak on networking. I'm attempting to connect via Remote Desktop from my MacBook Pro to my desktop PC. It IS working if I connect using the ...
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24 views

ARP issue changing Internet connection

Ok I'll jump right in the middle of things. I usually connect my laptop to Internet through wifi at home and it works flawlessly. Problems come up when I try to connect to a friend of mine's wifi. The ...
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Using a Barracuda F400 Firewall Router Without a Modem [migrated]

I'm looking into a problem where VoIP phones don't ring for some of the incoming calls that I believe might be due to the network configuration. Do you need a modem if you are using a Barracuda F400 ...
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22 views

Is transmission rate dependent on propagation speed?

Q1: Why is the transmission rate or the bandwidth measured in Bps, why do we need the "seconds" part if it only measures the amount if bits it can hold? If transmission rate is the amount of bits the ...
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Raspberry Pi automatically try to reconnect continously

I have set up a NAT system to work my way around a setup at my local dorm, where only one MAC address could be registered: Dorm router -> Raspberry Pi (NAT) -> Apple Airport Extreme -> N Devices ...
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ISP Causes for huge packet loss to gateway

I have an office router with a static IP address (i.e. 208.55.14.1/30), connected to the ISP gateway (i.e. 208.55.14.2) via ethernet. The setup has worked perfectly for other a month, today i started ...
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1answer
59 views

Port forwarding for Teamspeak server

I am trying to forward ports 9987, 10011 and 30033 for my Teamspeak 3 server. My setup for the connections is as follows: Bayantel modem-router (Aztech 5001en) D-LINK DIR 300 (wireless router) ...
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29 views

set up VPN on a router

Im trying to understand how to connect my router (that is on another private network, that i am not a admin of and is unsecured) to run all of its traffic through a VPN across the internet, instead of ...
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39 views

How to setup Tomato with Unlocator DNS for Roku? (speed not stable)

Tried to find a solution for this but couldn't - would appreciate your help. My setup is as following: My MAIN ISP ROUTER (Dual Band D-Link on 10.0.0.X) is serving wireless clients around the house, ...
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39 views

How does the Torrent protocol connect directly between two peers?

It seams that the standard way of doing p2p[over the internet] is to port forward the router to accept external connections via TCP, or to use an external[hosted] server to relay[peer1 --> server --> ...
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1answer
33 views

Windows is not able to connect to router through WiFi after password change

I'm using a TP-LINK router. Just now I changed the router password and then I'm trying to connect to my router through WiFi. But I'm getting the following error: Windows was not able to connect ...
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1answer
44 views

Port 53281 (and now also 63356) forwarded on Asus router

I have a new Asus RT-AC68U Dual-band Wireless-AC1900 Router. Under the System Log - Port Forwarding page, I see the following: Destination Proto. Port range Redirect to Local port ALL ...
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Modem not able to easily establish broadband connection. Takes several restarts

I had asked similar question here. But instead of reviving it, I thought I would post a new question with additional details. The issue is establishing broadband connection initially. I have a DSL ...
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55 views

Unable to make outbound PPTP Connection through DD-WRT

I am unable to make outbound connections to an external PPTP VPN. All of my testing seems to indicate it is an issue with my DD-WRT Configuration on our router. Here's what I have and what I know: ...
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Lync keeps dropping because of D-Link DIR-601 router. How to configure firewall to fix this?

I saw this article, and it's exactly my problem, but my settings are a bit different and nothing seems to have fixed it so far. Why does my D-Link Router keeps dropping my Outlook and Lync ...
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Windows 7 PC unable to connect to wireless router via USB

I have Windows 7, and I am trying to connect my PC to a wireless network. It doesn't have an internal card, so I use a Belkin USB stick. Occasionally, my connection will just drop. It won't try to ...
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Computers connected to same switch cannot access one another

I've connected multiple computers to a ASUS 8-port switch (all have IP address in range, mask 255.255.255.0, and same gateway). I use them mainly to RDP into one of the computers, which acts as a ...
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How can I find any additional DHCP servers that may have been installled on my network by an intruder?

See this question for background: Is it possible to hide one's presence from the DHCP client list nmap finds all connected clients for me, and I haven't had any trouble on this front since ...
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Port forwarding from one router to another

I have two routers. One router (a Comcast modem/router) is connected to the Internet. The second router is running TomatoUSB and is in bridge mode, connected to the first router via its WAN port. ...
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Does Windows use UPnP to open/forward ports by default?

I've heard a claim that says that Windows (or Windows firewall) uses UPnP to open/forward ports. I'm aware of the possibility of configuring routers which support this via UPnP (e.g this one), but I ...
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1answer
43 views

Limit Netgear Nighthawk AC1750 to given WAN IPs

I have a Netgear Nighthawk AC1750 router, and have SSH, HTTP, and several other ports forwarded to a server. It is not for public use, and will only be accessed by me. I've recently had 60,000 hits ...
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OpenWrt Script (Inifinite Loop) Stops sending data over Serial Port

I have a TP Link Router TL-MR3020 flashed with the latest Attitude Adjustment. It is connected to an Arduino Uno via the usb port (usb cable into the arduino's type b connector). I have the following ...
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Why does a router need to know the modem's static IP address?

Background: I just ordered a static IP address from my ISP. I now have to configure my router to use the static IP, but I'm not sure why. Why does the router need to know the public IP address if it ...
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1answer
57 views

Is it possible to hide one's presence from the DHCP client list

I ask because I recently changed my WiFi password after seeing some unfamiliar devices in the DHCP client list. After that, the client list only has familiar names now, but there is still some ...
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1answer
37 views

How do I setup a wireless connection for a LAN to WAN build up between two Routers

Im an enthusiast in Networking & I like to play around a lot with wireless networks, LAN, Routers, Switches etc. Well he other day I came accross a setup wherein two routers could be wired ...
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33 views

How to route a Router's wired WAN through my PC's Wireless LAN?

I've got an old Cisco WRT54GS router that I'm wanting to use to create a "experimenting" network. [ I want to packet sniff my 3DS, basically ]. My desktop has a wireless card that I use to connect to ...
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Adding Guest Wireless/Wired Network on Separate Subnet

I currently have a 300Mbps wireless router (TP Link WR841N v9) hooked up to a cable modem. This provides internet access for my home network (tablets, desktop, laptops, printer, etc.). I want to set ...
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ping a VPN IP of a connected device's IP

I'm not sure if this is possible, but I have a laptop which is connected to a GoPro Hero 3+ via Wifi. I've also connected the laptop to a NETGEAR router via Ethernet cable. I can ping the GoPro's ...
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No internet access unless connecting through VPN/proxy - How can this be done?

At work, our computers are set up so that you can't access the internet unless you authenticate with an http proxy that is configured using wpad. I want to have something similar for my home network ...
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Unable to connect to my router admin page

Initially I browsed to http: //192.168.1.1/, entered the username and password and went to the "access control" subsection of the "management" section of my router. (An UTStarcom WA3002g4 modem of ...
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Printer doesn't print until week later

Whenever I try and print something, I shows up in the print queue but nothing happens. A week later after restarting multiple times, it prints all the things it has refused to print the rest of the ...