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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Why do I have to keep flushing my DNS cache on all devices?

I have a Netgear DSL modem (111 v2) and Linksys N300 router, newest model. I have to keep flushing my DNS cache every 5-15 minutes. This happens on all sites and on every device on my home network. ...
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49 views

Always use wireless NIC for Internet access, if it's available

I've got a Windows 7 machine with both a gigabit wired connection and a wireless adapter. Both interfaces have IP addresses on the same network (192.168.0.0/24). I've got a single wireless router ...
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77 views

Is it possible to use a switch to connect a router to the upstream gateway and the computers over a single Cat6 cable?

I've just moved into a new house, and I'm trying to get the network setup to be the best I can. Currently my ISP supplies a router that I need to use, and that only provides a single port for the ...
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96 views

Cant use host-only adapter and bridged adapter at the same time virtual-box

I want to create a virtual network that real devices can connect to using virtual box. I have 2 routers I am bridging to virtual firmware. I have servers also running on vm's and would like to be able ...
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45 views

Can't access local network resources from a specific access point

I've got two wireless routers in my home; one came with my internet service and is also the modem for the service. I also have another setup for extra range. I've connected the second (a d-link ...
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387 views

Port forwarding with Verizon FIOS and ActionTec router (hard)

I just spent over an hour with Verizon and ActionTec support, trying to open ports to one of my local machines. IMHO, the Verizon guy was very helpful but not technically deep enough to figure it out, ...
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68 views

Indoor navigation Access Points or WDS (WiFi Repeater)

I want to attempt a small in-door WiFi navigation project I have no problems regarding programming but I'm lost on the Networking part. Basically what I need is WiFi routers under same network name ...
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247 views

How to access modem's web gui from inside LAN?

When my Netgear CG3000 is in bridge mode it acts as a modem-only, but it still exposes valuable information about the Internet connection through its web gui. However I cannot seem to access the ...
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408 views

Reflash DLink AC1750 Optimum Router

I recently got the new "smart router" from Optimum: DLink AC1750 It may be a good router but I cannot access any of the settings. When typing in the regular 192.168.1.1, it redirects to ...
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205 views

Has the hardware in my modem gone bad?

I contacted CenturyLink about my modem recently and received useless and unrelated information. The problem seems to be that the modem will no longer save settings, the web interface is unusable ...
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925 views

ADSL connection drops - D-Link 2750U

So lately I've been having major issues with my ISP about my connection. My D-Link 2750U router reports the following attenuation: +------------------+------------+-----------+ | Attenuation (dB) | ...
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95 views

Extremely slow wireless file transfer on specific computer

I have a Linksys E4300 router which works great. I bought an HTPC with a Gigabyte E350N and plugged a TP-LINK TL-WN723N. The HTPC is about 5mts from the router and without any wall in the middle. The ...
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22 views

Windows Vista computer won't power on when connected to router

In all of my years of supporting PCs, I have never seen this. Here's hoping y'all have an idea. My client has a home PC running Windows Vista (long story as to why he hasn't upgraded). He has a ...
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174 views

Double Port Forwarding with two routers on the same network

I'm running a hand full of servers on my network. I'm running out of port forwards on my primary internet router to forward traffic from the outside to the inside. The network has another router wired ...
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92 views

Accessing my external drive connected to my Belkin router over the Internet?

I have a Belkin n900 wifi router and I connected my Verbatim External SSD to it and I can access it on the local network, that is I can browse and download my files, I would like to access my drive ...
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27 views

New modem is not connecting to other devices

After installing a new modem, my older devices (Old phones and older computers) don't seem to detect my home internet at all? I believe the problem has something to do with the security options (or ...
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41 views

A lot of random NAT tables appear

My brothers Mac seems to be infected. It keeps on sending UDP and SYN floods to our router, and it multiplies my ping 10 times.When I look in the NAT Mapping table there are a lot of random address ...
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192 views

Can't connect to web server from outside my network

I have a Debian-based server that I would like to be able to access from the Internet (no domain name yet, I'm just trying to get it working for now). I already have port forwarding set up on my ...
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37 views

Connecting local network using switch and router with just 2 interfaces

I need to connect a very small network (< 5 devices) to another network. The other network provides only a wireless AP. I was thinking about using an old Linux box with a wifi card and a single ...
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3k views

Why does TP-LINK router speed slows down

I have a TP-LINK WR841N router and a 100 MB connection. For about 1-2 weeks my speed has dropped to 50-60 MB when I'm connected Wi-Fi or through a cable to the router. If I plug the ISP cable ...
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74 views

Linking router from VPN to main network?

So, here's what I have going on now: Thomson Cable Modem ---> WAN port on D-Link N600 (IP 192.168.0.1 - DHCP 192.168.0.100-149) running stock D-link Firmware ---> Wan port on Linksys E1200 (IP ...
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237 views

What does time delay in pinging signify?

My internet connection was not working fine. So I ran a ping test. In command prompt I entered ping 192.168.1.1 -t (that is my default gateway). Observing the response I noticed that the round trip ...
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33 views

Circumventing a router - sort of

I am trying to attach an IP camera to a router at a clients premises. the network is using a static IP address as they host their own web site. When I attach the camera I cannot access the rtsp feed. ...
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40 views

Prioritize computers/traffic on a home network?

I have a Cisco EA2700 router hooked up to a Thompson DCM476 modem in my home network. There is one user on a mac that hosts Skype and google hangout calls on a nightly basis and whenever this happens ...
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74 views

upnp and port forwarding, how it works

I know that some programs like utorrent use upnp to add port forwarding automatically, how ever port forwarding does not appear in routers setting? I'm wondering how router pass traffic in/out without ...
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Remote management on WRT630N via HTTPS

I have a Linksys WRT630N wireless router and am trying to configure remote management via HTTPS. I've chosen a nonstandard port and can successfully connect and manage the router remotely via HTTP, ...
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674 views

NT_STATUS_IO_TIMEOUT error while sending a file to Samba server

Today I installed OpenELEC which came with Samba server by default. When I try to send a file using smbclient on linux I get it sending for a moment, but then it stops and I get error cli_push ...
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748 views

How to login to a website with no username when using lynx?

I'm trying to login to a linksys router web interface using lynx. From what I understand, if I use the command lynx -auth=username:password http://192.168.1.1/ I can login with basic http ...
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Vista PC will not respond to pings on home network

I need some help with file & printer sharing with Windows Vista. Home Network called is named WORKGROUP Router: Belkin N150 Wireless Router 3 PCs: Win Vista Home Premium Desktop 64bit - ...
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232 views

VPN connection rejected after switching to ASUS RT-N66U router and different subnet

I had a working VPN setup using my Netgear router to my VPN server (Windows 2008 at 192.168.0.10). After the router developed problems I switched a new ASUS RT-N66U router. I configured port forward ...
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34 views

Caching big files for local network, with authentication on internet

I'm trying to do something which I'm sure it's been done before, so I would like some help finding the best tools for the job. I have a data download server on the web, right now a user has to login ...
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218 views

Add a VLAN for virtual machines to Tomato USB

I've got an ASUS RTAC66U with Tomato Shibby 1.28 v115 installed. I've got some VMs with which I'm trying to replicate a set of servers, down to IP address to debug some stuff. I've set the VMs to ...
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255 views

Port forwarding from router to machine in LAN not working

I have a domain, and am attempting to serve my website from a local machine. Port forwarding on my router does not seem to be working. Here is how I have it set up up, and what I've tried to narrow ...
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55 views

Is this router/provider that blocks or does not support GRE protocol?

I am currently living in dorm and I have troubles accessing company's VPN. I wanted to make sure that problem lies not on my side before I go to ITS and start complaining. When I use WiFi I have no ...
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146 views

How to block an incoming port to a router?

Recently there have been a lot of people cheating on Xbox Live using a modded Xbox and a networking service called Xbox Live Stealth which allows them to bypass the Microsoft servers so their Xbox's ...
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159 views

“iptables -P OUTPUT DROP” blocks DDWRT's web interface

When I do iptables -P OUTPUT DROP it blocks DDWRT's web interface. That is I am not able to access http://192.168.1.1 via Firefox. I put this rules before changing the chain policy to drop: ...
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102 views

Wifi Neighbor Triangulation

Is it possible to discover signal strength between two devices that are connected to the same network? Devices    A. Cell Phone WiFi    B. WiFi enabled device ...
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204 views

Apple TV failing to Wake on Demand when Computer is Behind a Switch

If I have a router and a switch, is there anything I need to do to the switch to ensure a Wake on LAN signal (magic packet) can reach a device behind the switch? Details I can Home Share between a ...
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112 views

Port-forwarding: different ports in router log?

My friend cannot connect to my minecraft server. How do the the different ports shown in my router's log affect port forwarding? What can I change to allow my friend connect to my server? I believe ...
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365 views

Redirecting IP (8.8.8.8 to ISP's dns) using netgear router with busybox

Here's the high level version of my problem: I have a chromecast and my ISP blocks all DNS traffic that's not theirs. I want to redirect 8.8.8.8 and 8.8.4.4 to my ISP's DNS. Information: Router ...
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127 views

Best ip configuration for unique dual router setup

current setup routerA--------------PTP dish link---------------routerB unique wan ip/internet unique wan ip/internet ...
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547 views

IOMEGA StorCenter discovery of IX2-200 after new computer re-installation

Executive Summary: I have an Iomega Ix2-200, probably first generation, purchased and installed in 2010. After setting it up, I adapted it to my home network needs, and it has worked flawlessly ...
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40 views

Configure a router with multiple web proxy options

Over the years I have become quite disappointed with the routers that are available in shops to buy and I've decided that it's about time I built my own. But one of the things I really want to do (at ...
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38 views

Share Internet Connection in OSX regardless of interface

My setup is mac osx mountain lion and a cisco linksys router. I want to share internet from osx to cisco router. Internet Sharing in "Sharing" of System Preferences works. But you have to select two ...
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87 views

Trouble viewing website outside of local network with outside IP

Hey guys so I'm having an odd problem. I have a webserver on an adruino that i'd like to have access to outside of my home network. Accessing the HTML page hosted on there with the internal IP ...
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135 views

Any way to see ddwrt logs with website/PC names etc?

We used to have a dlink dir655 router that had logs in the interface. The logs were simple,easy to read, and had the name of the computers, iphones, etc on it. This made it easy to pinpoint who was ...
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64 views

Query an office gateway/router to confirm all routes?

Is it possible to send a 'query' of some sort to a gateway device in an office to see what subnets I have access to? For example, I know that I have access to multiple subnets because we have many ...
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100 views

Is it possible to bind an application to a specific WAN port using a DI-LB604 dual wan Router

What I'm trying to do is bind applications to specific WAN ports to maximize internet usage and prevent applications from getting all the bandwidth as well as categorizing which ISP they should be ...
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149 views

Best compatible firmware for my router to set bandwidth caps?

I have a Linksys N300, E1200 router and it has a built in QoS functionality, but I read somewhere that QoS is like spikes, as in like turnlike and not constant (I'm sorry I don't know how to explain). ...
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377 views

SMB over SSH port forward

I know that since SMB is not secure, opening port 445 on firewall makes your computer vulnerable. To secure my connection, I want to run a SMB mobile app via SSH. Would I still need to open port 445 ...