A router is a device that forwards data packets between computer networks, creating an overlay internetwork

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Ubuntu as router; redirect traffic from 1 client (LAN) to VPN

I have a Ubuntu 14.04.03 router (iptables). Behind it there is a LAN with laptops, tablets, smart TVs, etc. I would like to use VPN on my TV, but there is no such option in the TVs software/firmware. ...
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External HDD connected to router. How to use it as Ubuntu home directory?

I have a computer without USB, using Ubuntu (latest version). I have a router with a place to insert usb stick or external usb harddisk (to use it on the network). The computer is connected with this ...
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31 views

Wi-Fi network does not connect right after system started, but it works after restart

Wi-Fi network does not connect right after system started, but when I restart my router it becomes working well without failures. What can be a cause of this problem? P.S. Such behavior was noticed on ...
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2answers
77 views

How to ssh into a server running on a home network, behind a router?

Okay, so I have a PC in my home network, running Ubuntu on a VM with openssh server installed. How can I remotely access it from another computer outside the home network, using the internet? What ...
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1answer
33 views

Wired network cannot be established, wireless works

I have a dual-boot of Ubuntu 14.10 and Windows 10. No networking issues are present after booting to Windows. Whenever I boot into Ubuntu, however, I cannot connect even to my router (ZTE ZXDSL ...
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47 views

Is possible to have VDSL router on Ubuntu?

I have an old laptop with Ubuntu, 1x RJ-11 port and 1x RJ-45 port. I also have an ADSL router (TP-Link TD-W8970B). I want the laptop to act as a VDSL router and somehow bridge it with TP-Link via ...
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12 views

Setup an Adhoc ap with chosen IP domain

I am connected with my working laptop to a network via ethernet. In that network the IP adresses start with 10.42.0.xxx. Now I want to create an adhoc with that laptop such that another laptop can ...
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1answer
45 views

Trying to set up a web server, but my IP address looks very strange

I want to use a raspberry pi as a web server. For this I need my public IP address. When I ask google what is my ip, I get: 3b01:302:kr18:9847:b40c:mn93:4567:3d91 NOTE: only the shape of my actual ...
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1answer
61 views

Is there a better way to connect to my NAS drive then smb://[IP address] with Lubuntu?

I have lubuntu 14.04 installed, connected to a Virgin Broadband router, with a Seagate Media NAS drive also connected to the same router. Samba is installed. From Windows 7 (on a different computer), ...
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13 views

Need Advice Reporting DHCP Client Bug

I'm using Ubuntu 14.04.03 LTS on ARMv8a. I've had issues because of a route metric being incorrectly set to "1" (an IPv6 setting) when the network and everything in it is really a metric of "0" (IPv4 ...
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1answer
34 views

USB WiFi adapter problem :(

I recently installed a headless ubuntu headless server on a microserver I recently got for learning purposes. The main problem I'm having at the moment is connecting to my home network. I'm ...
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2answers
45 views

Ubuntu can connect iphone's hotspot, but not Motorola router [closed]

I am trying to connect my Xubuntu laptop to Motorola Arris surfboard sbg6782AC router. Previously I couldn't see any networks, but thanks to the help from AskUbuntu ( No wifi with N1525 or external ...
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32 views

ubuntu server project

im trying to work on a home project, setting up a server for a few things: Router, MySQL, Webserver, Mailserver I already have the webserver and MySQL servers running but i have some problems ...
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16 views

empty routing on a vm with dhcp+static

I'm running U14.04.3 on a 5.08 VirtualBox VM in a OSX 10.10 Host. I configured two NICs: eth0 dhcp, bridged to the notebook' wifi eth1 static, host-only From within the guest I cannot resolve ...
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1answer
83 views

How can I disable Wi-Fi on router from terminal? [closed]

I have a Ubee DDW3611 router with Wi-Fi and main computer connected via cable to this router. I would like to disable / enable the Wi-Fi on router in terminal running some script. I have the admin ...
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1answer
75 views

Can't ping router with Realtek [10ec:8168] (rev 06) Ethernet adapter

I have a TP-LINK TL-WR841N connected to my main desktop through an Ethernet cable. I've recently installed Ubuntu on dual-boot, but while it works on the other OS, it doesn't on Ubuntu. I've tested on ...
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53 views

How to set up Ubuntu 14.04 as a gateway using 1 NIC with 2 IP addresses on different subnets?

I have an Ubuntu 14.04 server with one NIC. The MAC address on this NIC is assigned (by the gateway) one IP (X.X.X.100) in one subnet (X.X.X.0/24), with the gateway being in the same subnet (X.X.X.1), ...
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42 views

PC to router to router, what's the IP of the first router?

Tl;dr: PC connect do router that is connected to the service provider's router. I can access the service provider router (192.168.1.1) but I can't connect to my own router. I live in a rented with a ...
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42 views

Multicast WCCP with Squid + multiple routers

Currently I'm building a lab with multiple routers and two Ubuntu servers as proxies. Here's the topology: What is happening right now is that the traffic is already redirected to the proxy, but ...
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35 views

SSH and ping times out, router setting?

I have a somewhat strange problem. SSH and ping times out. tracepath and wget works. Both SSH and ping works when I use a VPN-connection(trough a different server). What could this be? Is it ...
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135 views

How to share my wifi to a router via wired connection?

I'm currently getting a poor connection from my main WiFi router with my phone and I'm wondering is it possible to share this WiFi connection from Ubuntu to another router via Ethernet cable? The ...
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13 views

linksys AE6200 external HDD

I have Ubuntu 14.04, a Linksys AE6200 router that has a USB port. I have connected a HDD WD My Passport 2T directly to my PC via USB and Ubuntu could see that drive. When I connect it to the router ...
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40 views

Can not connect to one wifi, but to others can

I can not connect to my wifi network, but I tried to other wifis and it worked fine. The network should be ok as I tried with other laptop and worked like a charm. In the past I could connect to it ...
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68 views

14.04 Atheros AR5B93 reaver-wps Failed?

http://paste.ubuntu.com/12321843/ what is wrong MY test router (dlink) WPA code " WARNING Failed to associate with XX:XX:XX:XX:XX:XX (ESSID: (null))"
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1answer
64 views

What does this terminal message mean?

I can't get internet on one of my computers. It says connected. I had this similar problem on my other computer and I used this command to fix it: ip route add default via defaultgatewayip It ...
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2answers
197 views

How to setup PC router to monitor LAN traffic?

I'm sure I can turn a pc or a raspberry pi into a router. I'm just wondering if I can use this router to monitor traffic? I mean say I have four terminal devices owned by different person in my ...
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1answer
146 views

iptables set-mark doesn't work

My machine has two network interfaces, one is wired (eth0) and the other one is wireless (wlan0). The wired one cannot connect to any external NTP server because there is a firewall outside. The ...
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1answer
537 views

How to change the default TTL of TCP/IP packets?

I need to change the default TTL of TCP/IP packets sent from my Ubuntu computer. I found the solution for Windows: To make reg-file: Windows Registry Editor Version 5.00 ...
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1answer
27 views

Accessing router with Ubuntu client from remote

Is it possible to use my router Dlink-655 as a (gate)way to watch Netflix when travelling abroad? In other words, can I connect to the internet abroad and from there to my router and use my router's ...
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1answer
93 views

Routing internet protocol with either bird or quagga packages

I would like to advertise routes with RIP (either version 1 or 2). In the repositories I see three packages. bird: supports IPv4 and IPv6 versions of BGP, OSPF, and RIP. quagga: supports IPv4 and ...
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50 views

How do I change my wifi connection from mode 11b to 11n?

My wireless adapter in my laptop always connects in 11b mode, which is much slower than 11n mode. I want it to switch to 11n but couldn't find anywhere on how to do it. How do I do it? If it is not ...
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1answer
101 views

ip forwarding between two LANs

I have 1 server which has 3 NIcs: Connected to the Internet Connected to LAN1 (10.0.0.0/24) Connected to LAN2 (192.168.0.0/28) LAN2 has a server that works on a port, say 4444. How can I forward ...
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41 views

net ISP balance

i am trying for sometime now to figure how to configure the [enter link description here][1] [1]: http://lstein.github.io/Net-ISP-Balance/ my ISPs are on eth1 and eth2. my LAN is on eth0. i have ...
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1answer
158 views

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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2answers
455 views

how many ethernet cards ?

I want to use my computer as a router. So I checked how many ethernet card I have running : lspci | grep -i net. I got a single line ? Does it mean that I have only one "eth0" ethernet card ?
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41 views

Squid server and ubuntu router

I have configured my ubuntu server to be a router and configured the squid proxy to block access to certain websites. The problem is while it does block those websites i cannot access any other ...
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1answer
61 views

Ubuntu wifi problems with new router

I am using Ubuntu 14.04 LTS and have recently installed a new TP-LINK TL-WR841N Wireless N router at my home. Since then websites such as Facebook, Yahoo, Stackoverflow itself are not properly ...
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1answer
39 views

how to add ubuntu router's network to a wireless router to expand its network

I have configured an ubuntu server to become a outer with dhcp functionalities and I saw this post on connecting one router to another to expand its network. My ubuntu router is on a vmware and I was ...
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28 views

Broadcast ubuntu router on network connections

I have configured my ubuntu server to become a router. It has a network of 10.1.10.0. How do I broadcast this network for devices to see it as a choice for a network connection?
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1answer
52 views

Can I use IPv6 connectivity through openVPN if my router does not support it?

Can I use IPv6 connectivity through openVPN if my router and my ISP does not support it but my openVPN server does?
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1answer
320 views

Can't access my router

192.169.1.1 or 192.168.1.254 is not working. Neither from windows. I have a custom IP. I have tried with auto IP and when I type this IP in the address bar I connect to someone else's router because ...
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1answer
54 views

Firewall rules not working for network

I have configured my ubuntu server to be a router and firewall. It has dhcp functionalities and it gives ip addresses to my other two computers. There is an implicit deny in the network. However the ...
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1answer
350 views

IPtables command to block specific port for certain ip

I want to block certain services such as ftp, telnet, http for a certain ip address. What command will I execute in order to achieve this. The only command I have tried is sudo iptables -A INPUT -s ...
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0answers
46 views

Port restricted clone NAT not working

I have WIFI router contains public IP (10.10.10.10 dummy IP). But my router has no option for port restricted clone NAT, so I setup another computer (ip:192.168.1.200) installed Ubuntu, forward all ...
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1answer
63 views

Ubuntu server router network connections

Is it possible to make the ubuntu router part of the network connections so my device can connect to it and the ubuntu router can assign an ip address via dhcp. I have already configured my ubuntu ...
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49 views

Ubuntu server as dhcp router/firewall

I have properly configured the ubuntu server to have dhcp service and firewall rules. I also placed some firewall rules for testing. I just do not really know how to test it on lets say another ...
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46 views

How to set custom DNS for all users using Ubuntu as Wifi Hotspot?

I use my laptop as wifi hotspot with an "ad-hoc network" instead of a normal wifi router. The question is: how can i set custom dns for all the hotspot's user so i can create new domains that will ...
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369 views

My ubuntu sony laptop connects to wifi but can't load any data

New Problem I am now able to access the internet but, when I connect to netgear router NO data is recieved and I can't also ping my router.This does not happen with any other router like DLINK or my ...
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1answer
658 views

Ubuntu 14.04 Qualcomm Atheros AR8151 v2.0 Gigabit Ethernet [1969:1083] (rev c0) can't connect

Why can't I connect to my router via simple LAN cable? I just want to access my router and configure it, but my Ubuntu keeps attempting to make a wired connection and it can't. I tried switching my ...
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0answers
32 views

“Learning” DNS server

I recently used a Raspberry Pi as a router, including services like DNS and DHCP in addition to nat. "dnsmasq" works really fine, resolving the IP addresses stored in /etc/hosts. But it can't ...