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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Multiple nodes with same IP

At my current office over the years people have added more and more hub/switch/routers to the network without proper settings. I am thinking since most if not all of these devices have their default ...
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TL-WR740N Disconnects shared folder

I have a network 1 server 2 client PC and 4 laptops When only the 3 PC are turned on, shared folder works fine but when all units and laptops(not wireless,connected with LAN cable) are connected the 2 ...
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SSHing into VPS with single IP

I have Comcast Internet for my home, and have a single IP. I've set my hardware router to direct SSH to a physical Linux server. On my physical Linux server, I've created a virtual private server ...
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Is it possible to get ip address of a router thru mac id?

Is it possible to get ip address of a router thru its mac id (router) ? also I am connected in the same network (ISP)
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Change bash to default login shell on AC66U running Merlin and Entware

I'm trying to switch from sh to bash as my default login shell, on an AC66U running the Merlin firmware. I have bash installed in entware's partition, but when I switch user:x:0:0:user:/root:/bin/sh ...
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2answers
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How to find out who is DDoSing you

So I (had) a friend who now hates me and he said he would take me offline if I blocked him on Skype. I did not believe him and I said "I don't care, do your worst". Big mistake - he found out my IP ...
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dhcp bridge w assigned ip address

You seemed to be the most helpful from what i read on most threads, so i'm gonna run this problem by you and see what we come up with. ill start with the problem my xbox 1 says i have an open NAT and ...
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Unable to Connect Marantz receiver on Ethernet on D-link 2750U

I was using a Netgear router, which was connected to my BSNL internet connection working as a Modem and a Router, it was connected to my Marantz receiver as well which I use to connect through my ...
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2answers
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Problems in Installation of OpenWRT on Dlink DIR-825

I am trying to install OpenWRT on my Dlink router DIR-825 with hardware version B1. I have Firmware version: 2.06EU. and I when I try to upgrade Firmware and select the OpenWrt image file ...
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1answer
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What is the name of a some hardware-device feature which displays user's internet connections?

Problem: I'm trying to find a small hardware device (eg. a modem/router? firewall?) that can tell me who (private LAN IP addresses) is connecting to what other (public) IP's and their up/down ...
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1answer
9 views

Number of devices connecting to wireless router are limiting

I have NETGEAR DGN2200 wireless router in my home. I have configured it to support any device can connect to it. But after 15 devices, no other device can connect to the router. Please suggest what ...
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2answers
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Waiting for google.com

I'll be the first to admit I'm not an expert at administering a home network. I'm a software engineer by trade so my expertise lies in code operations, not networking or administration. I'm having an ...
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Boost wifi range from laptop to connect to university network from my home

I bought a Netgear R7000 hoping that I could use it to access my University network from my home, which is very close to the university (across the street). Netgear technical support showed me how to ...
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1answer
23 views

Using tcpdump to monitor Chromecast activity

Background: On my home setup, all traffic is routed through a single TP-link router which currently has OpenWRT intalled. I set up DNS ad blocking with a pixelserv setup, so all devices on my network ...
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Belkin AC1200 Router - not resolving DNS requests

In setting up a Belkin AC1200 Modem Router for a family member, I've noticed a weird problem. It connects to the ISP fine and gets their DNS servers etc. However, no device connected to it can resolve ...
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2answers
105 views

Connect to a computer behind a router I do not control

My ISP has assigned a single IP address for my entire apartment building (the ISP has an exclusivity contract with the building). The 'WAN' address my router sees is '192.168.1.130' which tells me I ...
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I cannot capture DHCPv6 packets on GNS3 using Wireshark

I have got a router set up as a DHCPv6 server connected to a host that gets an IPv4 & IPv6 addresses from it, however I am not able to capture any DHCPv6 packets at any point of the connection. ...
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How to ensure iptables DNAT redirect all, to work with domains?

When redirecting all sources (any port) to my router IP, it works with IP. I do this with iptables, Nat/DNAT PREROUTING. $ iptables -t nat -A PREROUTING -i wlan0 -p tcp -j DNAT ...
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From IpTables NAT/DNAT redirections, how to display a domain.com url in browser?

Status : - My machine : linux debian-based (cube-shaped), acting like a router - I redirect all incoming traffic to its router IP 2.20.200.1 Problem: However, the url/ip hit by the client (that ...
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2answers
21 views

Wireless network setup for 4 story townhouse

I currently have a Wireless N router + DOCSIS 3.0 modem on the 3rd floor of my home, and would like to have wifi access on every floor. I have very little background in networking, and was wondering ...
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What is the procedure of gaining and maintaining wireless internet?

There are a lot of parts in the procedure of having and maintaining a Wifi connection (or lack thereof) that sometimes makes me confused as to what the heck is going on when I try to connect to a ...
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43 views

Can not bypass MAC address filtering

I add a white list filter by mistake to my wifi modem router, so I want to change MAC address to that IP. I run this command: ifconfig wlan0 down ifconfig wlan0 hw ether xx:xx:xx:xx:xx:xx ifconfig ...
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Weird FIOS router issue started TODAY and b0rked Windows PCs only

So this morning when I woke up, I experienced something I've never seen. All of my windows PCs (4 of them) could get on my Wifi, but not access the internet. All internet addresses would ping to ...
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Gateway set to unexpected PoE interface in ADSL modem

This issue came up during a routine check on my router/modem settings. Details follow. I use a TP-Link TD-W8901N ADSL modem (specs here) facing the internet. The modem manages a 192.168.1.x subnet, ...
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1answer
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how to take wifi network in cable & again cable to wifi

I am web developer, only have limited knowledge about networking. My Problem is, I have a wifi notwork on first floor of building and living at 8th floor.(First floor wifi is not mine, but i have ...
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1answer
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home router + tp link access point + tp-link router

I'm in my beginning of the journey of studying to CCENT exam and I got myself confused regarding the home setup. I was looking at the ip address of my home network where we have one black box ...
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22 views

Internet sharing

I want to share internet connection from my wireless adapter, my modem router combined in one device is configured on bridge mode that allow only one connection at time.... the cause is my internet ...
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Mapping network drive from a shared external HDD

I am using Windows 7 OS. I have recently changed my Linksys smart router to an Asus RT-AC87U. The router has an external HDD connected to it that serves as a file server and can be accessed from the ...
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2answers
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Expanding wireless coverage: What are the differences between LAN to LAN and LAN to WAN when it comes to connecting two wireless routers?

I'm trying to link two wireless routers with an Ethernet cable in order to expand my wireless network. Both routers need to provide wired and wireless Internet access. I'd like to know the ...
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1answer
28 views

WLAN router with some special features [on hold]

I'm currently looking for a WLAN-router that is capable of the following things: Two separate WLANs, both secured with a key (and I mean real WLANs, not one and one guest) One of them should be ...
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Ubuntu server as DHCP server for dual stack

I currently have an Ubuntu server on VirtualBox set up to give hosts on my GNS3 topology IPv4 addresses, and it is working without issues. However, I would like to have that same DHCP server give out ...
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Cable modem and wireless routers set up

I have cable internet, 60meg. I have just bought a Asus rt-ac56r wireless router. I also have a Linksys wrt320N. I tried to get the Linksys to be a repeater by downloading and installing dd-wrt but ...
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Laptop doesn't connect to internet while other computers are connected

Having problems connecting wirelessly a laptop to home internet router. Other computers see the network just fine, but when this one is attempting to connect it fails and the whole network goes down, ...
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External IP Addresses, Subnet Masks, and SSH - How does it all work?

I'm really confused as to how I can connect to a specific computer on my network on a computer in another network over the Internet. For example, I have a beowulf cluster constantly running at my ...
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Frequently need to restart router maybe by low memory [duplicate]

Often my network stops working and after a router restart it works again. I think that is caused by memory fill up in the router. This is what I get when the router stops working. What should I ...
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22 views

BT Home Hub as Wireless AP

I have recently left some accommodation where we were using a BT Home Hub 5 (Type A) Router. We've cancelled the contract with BT and they advised we don't need to sent the router back to them - ...
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1answer
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Can I connect Range Extender's Ethernet Port to another access point/router?

I have a home network with 2 Netgear Routers: 1 Modem+Router, 1 Router only. I have DELL Laptop, with Windows 8.1. Presently, the router + modem gets heated up due to being on since months! And so ...
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1answer
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IP address appears instead of hostname on LAN to network router

In the CentOS 6 servers the hostname command displays the name, but in the "PC NAME" field in the Actiontech router it displays the IP address. How can I make sure the CentOS servers are communicating ...
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Bypassing router's DNS settings not working

From researching around the web, I found out how you are able to bypass the DNS settings that are configured on the router by naming the DNS servers you want to use on your PC. Supposedly, the PC DNS ...
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Connection interruptions on Debian router, possibly due to excessive duplicate ACKs?

I have a Debian server as a house router, which for a year has been working flawlessly. However, I recently moved and switched service providers from FiOS to Comcast, and possibly as a result am ...
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1answer
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Can't connect to wireless routers and settings page - connection refused

1st router. I can't connect to my wireless router setting page at 192.168.1.1. in chrome it says "ERR_CONNECTION_REFUSED". I didn't have this problem before. this happens to another router too. I'm ...
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How to open Telnet port in wireless D-Link router?

I want to access D-Link DIR-600L wireless router via terminal. Can i do this by opening telnet port. How to open telnet port in wireless routers?
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realtek RTL8723AE change a channel

Hu guys, I got this problem with frequent disconnecting and reconnecting of users to my wi-fi hot spot. I googled it and it seems like I need to change a channel on my router(Realtek RTL8723AE ...
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Cannot connect to server, error message says “java.net.ConnectException: Connection refused”

I have been trying to get a minecraft server running for some time now to no avail. I apologize for the fact that this is not as technically advanced a question as is intended for this forum, and that ...
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3answers
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Why is router IP not listed in ifconfig?

I am looking for the address that I type into my browser to get to the router configuration file. It ended up being 192.168.1.1, as usual. But when I enter ifconfig into the command line, this IP ...
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Upgrading TWC modem/router with 192.168.0.1 default address on home network with existing Trendnet wired router set to 192.168.2.1

I have a home network with a Trendnet TW100-S4W1CA wired router with a base address of 192.168.2.1, DHCP turned on with a range of 192.168.2.1 - 192.168.2.100, subnet 255.255.255.0. It is connected to ...
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Setting up a wired and wireless router

I have a little box I use as a print server now. It has a wireless card and two ethernet ports, and I'd like to use it to replace my router, as it supports ac and my current router only supports G. I ...
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Router IP address

I have a wifi router which connects to the internet. The local IP of this router (router A) is 192.168.0.1 Few years ago, I had connected another router (Router B) to router A via an ethernet cable ...
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Secure and efficient business NAT router setup

Background I'm designing a server setup for the small business where I work. We want to be able to host our own web server and other services in the future at our own location. Being the IT ...
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Belkin ac1200 setup

I have a belkin AC1200 router that I can connect a hdd to. When connected I can access it using unc path \ip/portable My goal is to be able to map the drive the same, but do it from an external IP. ...