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 restore the original firmware of a router?

An internet service provider (ISP) has locked my router and changed its software so that I can not choose another ISP. My router works for that ISP only and it does not work for any Other ISP. I ...
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Netgear DGN2200v4 serving my modem's DHCP, cannot access web interface

Specs http://support.netgear.com/product/DGN2200v4 Netgear N300 Wireless ADSL2+ Modem Router with Ethernet WAN DGN2200v4 Ports: ADSL WAN/4 3 2 1 USB Power Question When connecting ...
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0answers
34 views

Why does my ADSL modem occasionally go “blind” with specific websites?

I have noticed for a long time that my ADSL modem occasionally "forgets" certain websites, such as my own. It will then, as with a DNS error, display a simple: "Server not found" message. This ...
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1answer
26 views

Is it possible to revert a DD-WRT firmware flashing on a router?

DD-WRT firmware is a generic fully-featured firmware intended to replace the original firmware that a router bears when unboxed. There is a DD-WRT version for many router models, but not for all. ...
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Repeater Bridge Problems (ASUS RT-AC68U and Linksys EA6500 with DD-WRT)

I recently moved into a larger house and my lone ASUS RT-AC68U couldn't cover providing wireless and wired connectivity to the whole house so I set up a Linksys EA6500 running DD-WRT in the basement ...
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1answer
6 views

Enabling PortFowarding with Amper

Im trying to open ports on this router (Amper) its a fiber optics internet router and tv at the same time. My problem is, I have set all these ports opens as you can see in this picture but none of ...
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1answer
21 views

Openwrt - Routing between two broadband connections

I am about to have a Virgin media 152 mb line installed, but I also have a standard adsl line (that runs at about 1mbit - which makes bonding them superfluous) The ADSL line is part of a package ...
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Share Internet connectivity from one router to another

I have 2 Routers - one with internet connectivity, one without. I will call the Router connected to the Internet "wan router" and the other one "lan router" What i want to do is to share the ...
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Two wifi routers doing roaming. Devices cannot connect R1 after R2

I have two routers connected through Ethernet in the same network (192.168.1.0/24). R1 has IP 192.168.1.1, DHCP enabled and it was provided by the current ISP. R2 has IP 192.168.1.110 and DHCP ...
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Simple HTTP Server Access via Public IP

I have a simple C# console server application running in my laptop. I'm able to access the web server locally from all the other laptops and computers connected to the same router, but when I try to ...
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0answers
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Scan using nmap on a different network

My system is connected to a router and that router is the part of LAN. How do I scan other systems that are a part of the LAN to which my router is connected ? My Router's DHCP allocates C-class ...
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1answer
37 views

How can I improve my wireless connection?

I recently built a machine running Ubuntu 14.04 using a TP-Link TL-WDN4800 PCI wireless network adapter. When I click on the wireless connection icon on the Ubuntu taskbar, it almost always tells me ...
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Router behaving strangely

I am facing a strange problem with my router. The problem is as follows.When I turn on my CPU the internet in the router goes off.When I turn the CPU off, the internet turns on in the router.Router ...
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1answer
34 views

Ignore and override ISP router

I have an ISP router with 10.1.5.x subnet, and I do not have any access to change that to 192.168.1.x The ISP is not willing to release the admin password, and I am not going to force the issue. I ...
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1answer
40 views

Routing subnet to specific routing table with fwmark, direct to ISP and VPN

Introduction I'm trying to set up a VPN on my router so that I have two routing tables. I want it so that all the filtering is done with iptables, and iproute just acts on the specific fwmarks, ie ...
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3answers
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Can we open home router in terminal

Can we contact home router in terminal. I need to do lot of manual changes to router which are not available in typical webserver (192.168.0.1). My router is dlink 600L .
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1answer
36 views

Hard reset not working

I have to reset my router (Dlink DIR-825). I have use 30-30-30 rule but thats not working. I have even pressed the reset button for 5 mins by unplugging it but that doesn't work too. After hard reset ...
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Wireless controller for OpenWRT access points

I have around 30 OpenWRT access points in our building (plenty of them are old Linksys). It's time to update wireless network. Some of old APs will be replaced with TP Link Archos Ac1750. Problem is ...
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1answer
29 views

Packet Loss/High Ping with One Computer Seems to Affect Entire Network

I'm having an issue with my PC. I have a wireless router/modem combo box that was provided by my ISP and am having issues with a single PC on my network. The PC is connected via WIFI and often will ...
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4answers
669 views

Is public IP unique?

is public IP unique? I mean that we have two kind of IP: private and public and if public IP belongs to router,does every one connect to one router have a single IP address or not?
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2answers
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Would a NAS and a PC have a gigabit connection if connected through a gigabit switch?

I have a gigabit enabled NAS and a non-gigabit router at the moment. If I connected both the PC and the NAS into the gigabit switch, then connected the switch into the router, would the PC and the NAS ...
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TP Link Archer C7 Router Speed Suddenly Gets Capped to 10mbps

I have a TP Link Archer C7 AC1750 Wireless Dual Band Gigabit Router hooked up to Comcast 100mbps cable internet. For about 10-15 minutes, the Wifi on the router consistently gets 100mbps (via speed ...
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0answers
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How can I see a website running on Apache installed on my PC from another device connected to the same ADSL router?

I am not so into networking and I have the following problem. On my Ubuntu system I have installed Apache web server on which run some web sites. So now to access to these web site I need to open an ...
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6answers
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Why is a router needed?

I‘ve been trying to figure out why a router is needed. I know a router can be used for DHCP and some other things, but I’m just thinking of networking with static IPs. So the following: Is it ...
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How to manually edit ARP table in router?

We can manually edit ARP table in Windows or Linux using arp -s command. How to manually edit the ARP table in the router? (To prevent man in middle attack). My router is dlink 600 L.
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Can't find 'Flight Mode' option in Windows 8 on Lenoveo G570

While surfing internet i just lost my wireless internet. I am using Lenovo G-570 laptop, TP-LINK TL-WR841N router and Windows 8 operating system. I spend almost two hours on google before asking for ...
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44 views

How to get rid of Untrusted Connection error after installing new router and modem?

I installed a new router and modem. Everything seemed to go fine except now I cannot load a webpage without getting a "This Connection is Untrusted" error. More specifically when I try to google on ...
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0answers
29 views

Router getting ridiculously slow internet connection on 2.4GHz band

I've got an ASUS RT-AC68U router which is performing perfectly fine at 5GHz. However, download speeds don't get faster than 25kbps on the 2.4GHz band. I have a 10mbps broadband Internet connection. ...
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0answers
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Linksys WRT54GL reset not working

I've accidentally bricked my router by setting the LAN mode to PPPoE (was previously in DHCP). Now I cant access the router at 192.168.1.1. I tried the hard reset 30/30/30 method but router does not ...
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0answers
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CRC Mismatches during file transfers over network

Background This is a problem I have been having for quite a while now. When streaming videos over the network via Wifi or Ethernet I was getting artifacts and blocky pixels that were green and so ...
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0answers
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Can't get second router to assign Xbox 360 an IP address. Functions fine otherwise

Due to the layout of my house, I'm forced to use multiple broadcasting devices to cover it with signal. I have an Ethernet cable ran from an open port from my main router (the one connected to the ...
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1answer
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Windows 8.1 hp laptop won't connect to wifi.

I recently came abroad with my family and am staying at a family members house while I'm here. Their wifi (a BT home hub router) has a password (wpa2), which I know. However, every time I try and ...
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1answer
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Would having a 10/100 router connected to a gigabit switch for the LAN allow the LAN to be gigabit?

Ive got a home network that uses cat6 and a managed gigabit switch. The internet line in is c. 45mbps which goes into a 10/100 modem / router combi and then into the gigabit switch. With the network ...
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0answers
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Getting 2 or more devices to be able to see each other and the internet behind a captive portal

I'm working from cafes and hotels meaning I have absolutely no access to internet with no captive portal in front of it. I'm writing mobile app. I need my computer and the phone to be on the same ...
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2answers
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is there any way to access a site which is blocked from router?

I have 2 PC's named as PC A and PC B. PC A can access to all sites but PC B has limited access. The router restricts to certains sites like youtube in PC B as its mac address is blocked in router. ...
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0answers
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Need a solution for my internet connections

first time posting and I'd like to ask for help on setting a stable internet arrangement. My house is quite big and has thick brick walls, so in order to spread wi-fi signal throughout the place I ...
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1answer
20 views

How to configure a local network for 'no internet'

I have recently built a small server that acts as a wireless access point. Unfortunately, the server has no way of accessing the internet due to technical constraints. When I use a smartphone (both ...
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Traffic Redirection for transparent proxy

My current network infrastructure (specifically the Archer D2 shown below) doesn't support redirecting of traffic, I am looking for some device or software that will allow me to redirect all traffic ...
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0answers
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Everytime I restart router, i have to plug in ethernet cable again in wan port. Why?

I have an ADSL+2 modem to which I have connected to a TP-LINK WR740N wifi router with a 100 feet Cat6 Ethernet cable. Every time I turn on the router , i have to plug in the Ethernet cable again in ...
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2answers
41 views

Does a tri band router increase signal range?

So I have xfinity wifi and internet, it works great and all but the signal doesn't reach everywhere in my house. Range extenders don't really cut it since the speed it halved, will a tri band router ...
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0answers
29 views

Netgear R7000 router lags when connecting to VPN

I just bought a new Netgear Nighthawk R7000 router to use on my 100Mbps cable broadband connection. Download speeds and upload speeds look fine except when I VPN into my work's intranet. On my old ...
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1answer
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Networking via Switches and Powerline ethernet

I'm interested in trying out this Xbox to Windows 10 streaming thing. Right now my setup is that my Xbox is on its own powerline ethernet switch, as is my PC, and the router is on a 3rd one. The ...
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2answers
137 views

Asus Router (RT-AC51U) blocking websites

I try to use trello on my laptop over wlan with my new Asus RT-AC51U Router but it is blocking some resources. There for I am unable to use trello and some other sites over this connection. If I use ...
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1answer
28 views

Why is my MAC address invalid?

My macbook has this MAC address : 68:A8:6D:09:2A:D4 This page tells me that its invalid. This page correctly identifies the brand of the mac address. I have a MAC filter for my router and I ...
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2answers
39 views

Best multiple AP office wifi setup [closed]

What's the best wifi configuration for a 3k sq ft office with 30 people? Ideally we'll using multiple broadband connections and everyone can roam the office without switching networks. Is it possible ...
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2answers
47 views

Determine bottleneck for the Wi-Fi speed and match the Ethernet speed

The speed on my Wi-Fi is substantially less than the speed on the Ethernet. Through mtr, I don't see any substantial packet loss between the laptop to the router. I want to be able to diagnose the ...
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How to set QoS on Tenda router to reduce ping

I have an Tenda router and I would like to set QoS so that i would would have low ping no matter what other people living with me do. There are 7 people living in out house, and our connection speed ...
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1answer
27 views

Internet drops - two routers handing out IP addresses?

My apartment block of 14 apartments share one fiber-optic internect connection. However, I've been having trouble setting up my wifi. I have two routers. 1) A D-link. This works out of the box, but ...
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0answers
41 views

Windows 8.1 cannot connect to one specific device on LAN

I just changed out an old Linksys WRT54GS wireless router for a TP-Link TL-WR841N wireless router. I immediately flashed the router to use DD-WRT. Everything went seamlessly except that my Windows ...
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2answers
33 views

Using an old router as its own Wifi network?

I am unable to connect to Wifi when I am upstairs due to my router being in the basement. Can I (leagally/freely) connect an older router I have to an ethernet port on the top floor of my house and ...