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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683 views

Computers connected on LAN ports, via a wireless router, are unable to communicate

What I have Linksys WRT54GL with DD-WRT replacing the original firmware Linksys is connected to the internet on the WAN port, standard stuff 2 windows (7 and 8) desktop computers connected via the ...
4
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235 views

Nas/Switch/ DD-WRT Router, Interesting Problem

I had a network setup that consisted of the following. WNR2200 [router] with DDWRT [Firmware: DD-WRT v24-sp2 (06/23/14) std] running on it, connected to a Netgear 8p Gigabit [Switch]. My laptop and ...
4
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17k views

OpenWRT - Bandwidth limit per client

I want to limit bandwidth on my openwrt router's wlan interface, but per client. Imagine you have 3 laptops connected. Each of them should only get 1/3 of the maximum speed. Is it possible somehow? ...
3
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0answers
29 views

Tracert public address before internal address

So, I have been having problems with Frontier's 74.40.74.40 and 74.40.74.41 DNS servers essentially hijacking certain websites like Google over SSL (gives security warning) and have been trying to ...
3
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0answers
136 views

Finding IP Address from MAC of a device in a different subnet

I am new to networking as such, but I have been searching a lot about the problem of finding IP from MAC for the past couple of days. I have a device whose MAC address I know and I have an Android app ...
3
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48 views

Sending files with continous hex pattern via FTP causes corruption

I'm experiencing very difficult to diagnose problem, which causes file corruption on files I'm uploading. Corruption happens to many files which contain continuous hexagonal pattern (like thousands ...
3
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0answers
10k views

How to fight network latency and jitter issues on Wifi?

I'm having problems with my Wifi connection. I did a test on PingTest.net with the following results: Packet Loss: 0% Ping: 103ms Jitter: 29ms Same test but from another machine on the network ...
3
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442 views

QoS for variable bandwidth connections

My DSL connection does not have a reliable max speed. I've used Tomato's QoS in the past, and it seems to work, but chokes when the DSL speed decreases lower than the max setting. If your ...
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24 views
+50

Configuration of DMZ on LRT214

I want to learn more about network technology. Therefore I want to run a raspberry pi in the DMZ as a web server. What is working: Appache Server on the pi is working. When I use it in the LAN and ...
2
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11 views

PPPoE not working on my router WR841n, but working fine if I dial from my PC

I have a modem which I connect to my PC, I can connect to the internet by dialing PPPoE with username/password ISP gave me. Today I bought a router so I can share the internet with other computers ...
2
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45 views

Windows + Tomato - Client 2 Client logic = help please

Background: Client wants a (seemingly simple) VPN solution to connect his main-office(site A) to his satellite-office(site B)(in same city) Never attempted OpenVPN. Purchased 2 ASUS RT-N66 routers ...
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0answers
106 views

Can't connect to network drive (attached to media player)

After a factory reset of my router, I can't connect anymore to the harddrives attached to my media player. Before this was no problem. What I do I try to connect to the drives by typing ...
2
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0answers
93 views

Internet speed stutters—even Ethernet connected devices—when Wi-Fi is enabled on a D-Link DSL-2750U ADSL Wi-Fi router

At my workplace, we have a D-Link DSL-2750U ADSL Wi-Fi Router which is connected to a 24-port D-Link Ethernet switch. It is a very small setup. About 20 clients connect to the network (including ...
2
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0answers
40 views

Replugging of one wired ethernet connection for three systems only working after a long wait

I'm living in a dorm house of more than 200 students and each room has one ethernet wall plug. On my laptop I'm running Ubuntu and I also have a dual boot PC running Win 8 and Manjaro Linux. I only ...
2
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0answers
22 views

Router which switch between two sources based on time?

I'd like to know where can I find a router that allows me to switch between two different ISPs based on specific hours. I have an 20 mbit connection with 40GB/month, after them it becomes 4 mbit. I ...
2
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0answers
51 views

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 ...
2
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0answers
56 views

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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133 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 ...
2
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0answers
170 views

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 ...
2
votes
0answers
93 views

Device connected to the router, but I can't open any new webpages

I am using Shaw Cable service with a modem-router combo. We have anywhere from 0 to 7 devices connected at a time. All of them can connect to the internet, but after a while, the internet fails to ...
2
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0answers
350 views

internet traffic slow through switch; VOIP issues too

There's already a post about this, but the solution to that one didn't work for me, so here's my version: We have Cox cable internet, 100mbps | We have a Sonicwall TZ 215w | We have a netgear L2 ...
2
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0answers
224 views

Compatibility between Cisco DPC3008 cable modem and Gigafast WF719-CAPR Wireless-G 4-port Broadband Router

After my connection with Comcast started going down once every hour or two, I went along with the tech's suggestion of getting a DOCSIS 3.0 compatible modem (previously, they kept saying that it was ...
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0answers
44 views

Shared WLAN between 2 houses ( Already tried some stuff )

I've need some help guys and hope someone can help me out. Well my Task is more or less common, but the HOW-TO's which i found on the net are mostly for greater distances or "i dont care about speed" ...
2
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0answers
121 views

Convert ADSL wireless router to AP, not able to connect to internet wirelessly

I have a Zyxel P-660HW-T1 v3 ADSL2+ Wireless Router. I have a PPPoE broadband connection. There is a CPE on the rooftop. An RJ45 cable comes down from the CPE to my house. I need to have wireless ...
2
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0answers
560 views

Why does my cable modem have two IP addresses?

The internet setup at my home is as follows: I have a cable modem (192.168.100.1) connected with a coaxial cable. The cable modem is connected to a wireless router (192.168.1.1) via an ethernet ...
2
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0answers
108 views

Force local packet pass trough the router (or disable loopback) - windows 8

i would like to avoid that packets sent from my machine to the same machine (via the IP assigned by the external router eg. 192.168.1.20) are routed with loopback and so never reach the external ...
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0answers
38 views

Is there any reason not to use the external IP when accessing local resources?

Until recently I had always assumed that accessing the external IP address from within the LAN would go out to the internet and then back unless specially configured in the router. Apparently, if it ...
2
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0answers
91 views

How to get my router to forward IP address to web app?

My web server is behind a Microtik router v6.1. My web app is only able to see the router's IP when referencing "REMOTE_ADDR" or "HTTP_X_FORWARDED_FOR" (asp.net app). How do I enable "IP forwarding" ...
2
votes
0answers
1k views

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 ...
2
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0answers
726 views

Connection to router/modem works only if plugged in directly, not via switches/wifi

Consider the following setup: 2-3 Laptops and 4-5 Desktop PCs (both windows and linux systems) are connected to an ADSL modem/router (http://avm.de/produkte/fritzbox/fritzbox-3272/) via wireless and ...
2
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0answers
9k views

Password Recovery from Router without Reset

Background Story: Previous Technician for a small business set up a network for a customer. The Technician went AWOL (The small business owner is a close friend, and I knew the previous technician as ...
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0answers
2k views

How to create a private wireless network off of public wifi?

My question is somewhat similar to this one, but that was never answered. Mine is different enough that I believe it warrants a new question. I am an organizer for an event coming up and we have some ...
2
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0answers
2k 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) | ...
2
votes
0answers
109 views

Devices dropping off wifi

I have a TP Link TD W8951ND Router. Hard-wired to 1 PC and connected to my 16mbps internet connection. Then I have on a regular basis 8 devices connected via WiFi ( 2 x iPhones, 1 x iPad, PS4, LG TV, ...
2
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0answers
46 views

Can't access virtual machine after plugging ethernet cable

I have VirtualBox installed. My OS is Ubuntu 13.10. I configured a host only network at 192.168.56.1. I have 2 machines the first 192.168.56.20 the other 192.168.56.21. Everything worked fine before ...
2
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1k 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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0answers
475 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 ...
2
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0answers
94 views

On a wireless network, is there a way to redirect webpages to a local page

On a wireless network, I would like all traffic to a specific website to be re-directed to a page on a local server. I would like Query Strings to be left intact. i.e. www.myvenue.com?memberId=1234 ...
2
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0answers
140 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 ...
2
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0answers
604 views

VMWare VM as router for windows host

Goal - use virtual machine as router/firewall for host VM is running on. I created VMWare VM and installed pfSense. Configured two network adapters for WAN (bridged, VMNet0) and LAN (host-only, ...
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0answers
2k views

Assign LAN port as WAN on Technicolor TG582n router

I have recently switched my home Internet connection from copper to fibre. With a copper installation I had a Technicolor TG582n router (Technicolor 582n - ADSL2+ / ADSL2 / ADSL - see top of linked ...
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0answers
1k views

Difference between External/Internal Start/End port?

When setting up port forwarding using NETGEAR Genie, I can specify up to 4 different ports for each forwarding: External Start Port External End Port Internal Start Port Internal End Port If you ...
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0answers
722 views

Disable IP-isolation on UCP TC7200 Router to enable Chromecast?

I just got my Chromecast, and I've run through the setup, but at the end of the process, it informed me that IP isolation is enabled in my router, so my IPad, IPhone cannot communicate with ...
2
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0answers
123 views

Can i tunnel a specific sites to a VPN Connection using DD-WRT?

I am thinking of setting up a DD-WRT router at home. Something that would help make my decision is to be able to tunnel specific sites/ip requests via VPN. For example, my son loves some shows on ...
2
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0answers
749 views

File copy slows significantly from Windows 8 Laptop to Buffalo NAS

Update from Buffalo-Tech: I had also created a ticked to Buffalo-Tech and yesturday (4-Sep) got a response which does not make me happy but which most propably closes the case. Direct quote below: ...
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0answers
399 views

Slow Airport Extreme -> Cable Modem ping time

While I currently have the new Airport Extreme router, I had the same problem with my previous router as well (which was a Netgear running dd-wrt). The setup is extremely basic: I have a cable modem ...
2
votes
0answers
173 views

How much performance reduction is ok for a linux router?

I am having thew following (simplified) setup: I have a private Subnet where my PC is located. The subnet goes over a virtualized server into the internet. The server uses internally two subnets: One ...
2
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0answers
353 views

“GSM only” mode in modem settings in tomato router

I use Shibby tomato firmware in ASUS-N66U. I use the "3G modem" option in it for WAN. it was working fine till now with my SIM's 3G data plan. I would like to use only 2G data from now, is there any ...
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0answers
513 views

Can't connect Wi-Fi on Linux Mint 14

I have got Linux Mint 14 and everything worked fine until today. Today I installed and configured a new router I bought recently, then I tried to connect it. I clicked on the router name in the list ...
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0answers
239 views

Swapping the ISP supplied router on DSL connections that also supply TV

My ISP is TalkTalk and I have one of their FTTC packages. With that I also have their YouView TV service. Before getting this service I used my own routers, as ISP supplied ones didn't have the ...