Questions tagged [router]
A router is a device that forwards data packets between computer networks, creating an overlay internetwork
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9 views
Configure interface when link not present
How can I have netplan bring an interface online whether or not a link is detected?
This is technically a systemd-wide issue, but I'd like to know how to mitigate it using netplan. Prior to systemd, ...
0
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1answer
26 views
unable to connect to <ip-address:port>: No route to host
I was trying to connect my phone with adb over wi-fi (I did tcpip to 5555), but not working since I bought a new router. It works fine when using my other phone as a hotspot. I was trying to ping to ...
0
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1answer
81 views
Network is unreachable
I have one server using 192.168.1.2/24 and the other server using 192.168.2.2/24. They are connected on my router with separate adapters.
I tried ping test from my router, it worked.
However, when ...
0
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1answer
25 views
Ubuntu & Netplan - Example of blackhole or unreachable routes
I have not found examples of how to configure Netplan in Ubuntu Bionic 18.04 with global blackhole/unreachable routes. So I'll put it here in case someone else runs into the same problem, has an ...
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24 views
how do i access phone/4g dongle plugged in a router using wammu or alternative?
My configuration is an ubuntu pc connected to internet through a mobile phone or usb modem plugged in an ethernet router (openwrt - upnp is activated and i can ssh the router).
What i'm looking to do ...
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0answers
57 views
How to bridge two interfaces with netplan
I want to setup a gateway on an Ubuntu 18.04 machine with 2 eth ports -
ETH1 - WAN connection, connected to my corporate network with DHCP
ETH0 - LAN connection, connected to my laptop statically
I ...
0
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0answers
11 views
Resetting route settings after few seconds Ubuntu 16.04
We are trying to set route in Ubuntu 16.04 for our lan network via Vagrant.
When we set parameters for route
sudo route add -net 172.16.13.0/24 gw 172.16.5.1
after ~10 seconds this route is resets. ...
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0answers
17 views
Mobile and laptop hotspot works but router wifi not connecting in ubuntu 18.04
mobile hotspot and laptop hotspot works fine but whenever trying to connect with router it will not connect.
Here's the output of running lspci -knn | grep Net -A3
$ lspci -knn | grep Net -A3
...
1
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4answers
124 views
How can I find the IP address of my router?
I have read 4-5 articles about it they all tell almost same steps to reset a password of my router. They tend to start with an instruction along the following lines at which I'm stuck already:
...
2
votes
1answer
59 views
External connection from SSH [closed]
I installed on my Ubuntu 16.04 the openssh-server and wanted to access my pc remotely through the terminal of other networks, such as the university, for example, but I'm only able to access through ...
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0answers
37 views
Why does World of Warships hang when using Ubuntu 18.04.1 and not Debian 9.5 as a router/firewall?
I have a firewall/router and I have been using Debian on it for a couple years now. I decided to made the switch to Ubuntu Server 18.04.1 because I am very interested in using the live patch feature ...
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1answer
257 views
SSH and router port forwarding Ubuntu Server 16.04
I'm pulling my hair out trying to get SSH to work through my router/firewall, tell me if I'm missing something...
Fresh install of Ubuntu Server 16.04, left SSH config alone, and created keys. Able ...
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0answers
53 views
can't ping gateway from second ipv6
i have a ubuntu 16.0.4 and a /64 block of valid ipv6 to use.
my ips : 2001:xxxx:yyyy:4::/64
my gateway : 2001:xxxx:yyyy:3::1
when i set fist ip to use via :
ip addr add 2001:xxxx:yyyy:4::1/48 dev ...
0
votes
1answer
4k views
Ubuntu 18.04 as a router
Ubuntu 18.04. I have been given a requirement to use Ubuntu as a simple router.
The Ubuntu box has 2 interfaces - ens33 DHCP, ens38 192.168.10.1/24. 33 is outside, 38 is inside for my purposes. ...
0
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1answer
215 views
Ubuntu Router with different LAN subnets
I have an ubuntu 18.04 router with several LAN interfaces:
1st interface: 2 port 10G NIC (the interfaces are bonded/teamed)
bond1:
interfaces: [enp5s0f0, enp5s0f1]
2nd interface: 4 port ...
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0answers
67 views
Internet disconnects at the router and only when I'm online
My Internet occasionally drops out for my whole house when I'm on it, this doesn't happen when anyone else in my house is on the Internet, so this might be a problem with Ubuntu causing the Internet ...
0
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1answer
62 views
Pages loading too long on new router (Ubuntu 18.04)
I have replaced my router with a new one. Internet speed is the same, but I have problem that certain pages load for too long. Google searches appear instantly, for example, but Youtube and Facebook ...
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2answers
983 views
Ubuntu 18.04 not recognizing hostnames from router
I previously had Xubuntu 16.04 installed, and it did recognize the hostnames set by my router (Tomato).
For example, I have a computer with the name mate on the network with a static IP of 192.168.2....
0
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1answer
54 views
Set up network without router
my Dad, who's 88, had a pretty useless laptop (it was a 4Mb Celeron, running Windows 10, via Microsoft's unwanted, irreversible auto-upgrade/install). Too slow, pathetic GUI. While it was running, I ...
0
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0answers
28 views
UbuntuStudio will connect to one of two routers
This is my setup: I have a router (802.11n) from my cable provider connected directly to the internet via ethernet. I also have an Apple AirPort device (802.11n) hardwired to this router. I have ...
0
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1answer
112 views
Cannot properly configure a gateway on Ubuntu 16.04
I'm trying to make a gateway using Ubuntu 16.04, my server has the following nics:
enp4s0 Link encap:Ethernet HWaddr 00:15:c5:f6:c0:36
inet addr:192.168.0.101 Bcast:192.168.0.255 Mask:...
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0answers
131 views
why /proc/sys/net/ipv4/conf/all/ignore_routes_with_linkdown don't notify for all of the port's
I am using Ubuntu 16.04.4 LTS, and when when I do
echo 1 > /proc/sys/net/ipv4/conf/all/ignore_routes_with_linkdown
in ip route I can see:
0.0.0.0 via 172.17.235.1 dev eth0 linkdown
default ...
1
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0answers
469 views
Ubuntu server 18 setup as router
I want to makeover my current network and run my own Ubuntu router in a VM.
Currently i have 4 servers running and i want to take one or two down by using VM's.
My first goal is to setup a router ...
2
votes
1answer
135 views
Why does my ubuntu server become unavailable from remote access after about 10 hours?
While setting up my raspberry pi with apache2, shh and more at a new address I've encountered a problem.
My setup consists of a router with port forwarding 80, 443 and 22 to my RPI's static local IP, ...
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0answers
46 views
How can I access to a network printer?
I have an HP LaserJet P2035 connected via USB to my TP-LINK Archer D2 v1 modem-router. Unfortunately, I can print only using a proprietary software called "USB Printer Controller" that works only in ...
3
votes
1answer
322 views
Use iptables as router
I am having the following setup:
client:
192.168.103.55
"router"
192.168.103.30 (eth3), 192.168.102.30 (eth2)
server-1 server-2
192.168.102.21 (eth2) 192....
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0answers
95 views
Ubuntu 16.04 wireless router connection not working
I have a new Dell Inspiron with Ubuntu 16.04 installed. I can't get it connected to the internet, there are several secured networks in range, one of them is my smartphone that acts as a hotspot, the ...
0
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0answers
109 views
Ubuntu won't connect to Netgear router [duplicate]
I have a dual boot setup with Windows 10 and Ubuntu 16.04 LTS and Ubuntu refuses flat out to connect to my Netgear WGT624v3 router. It tries for about 20 seconds and then prompts for the password ...
0
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0answers
33 views
Share VPN connection connected via mobile internet
I have a LAN network with dedicated static IP addresses, I want to provide a secondary source of internet (whenever primary source is down) to the LAN, shared from one of the clients. Internet is ...
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0answers
60 views
Lost ipv6 address after trying to setup ipv6 forwarding
I have built a router based on Ubuntu server 16.04 LTS, which also acts as my home server. Right after fresh installation when I use ip addr, it successfully gave me the global ipv6 (not the local ...
1
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0answers
48 views
Ubuntu Router - 2 NICs - cannot ping Internet from internal network
I have read many posts on how to configure 2 NICs, but some help would be very appreciated. I am planning to make a router using an Orange Pi R1. I have installed Ubuntu Xenial Server using an image ...
1
vote
0answers
43 views
Setting Ubuntu server as router can't access internet
Im trying to simulate a network (router, firewall, PCs and server) with several virtual machines running Ubuntu Server. I have followed several tutorials, questions on this froum and so on but I can't ...
0
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1answer
72 views
no reverse ping
For no reason that's clear to me an ubuntu 16.04 machine stopped being able to access the internet. What's curious is that it can still ping the router - but the router cannot ping back! The router is ...
0
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0answers
12 views
Network problem with internet connected to PC via USB
I have a box running Linux and a Raspberry Pi and want to share files using samba. It works perfectly when the Raspberry Pi is connected to my PC with an ethernet cable but I am having problems when ...
0
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0answers
15 views
Connect to the same Router with 2 Wlan Adapters and be able to go online
here is what I want to do:
-use my PC as an Emulator for a Wii U Gamepad (works fine with my internal Wlan Adapter)
-use a second USB-Wlan Adapter to connect to the internet
The problem is that the ...
1
vote
0answers
122 views
Ubuntu 17.10 wireless connection extremely slows down all the devices connected to the same router but normal in another router
My computer is Surface Pro 4. The router leading slow wireless connection was provided by the ISP, so it cannot be replaced. The normal one is a tomato-based router and an old one bought years ago ...
0
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1answer
44 views
dhcpd not handling client hostnames properly on router machine
I'm using 16.04 Xenial as the OS for my router which I just set up to connect to my broadband with ppp
I also set up dhcpd and it seems to be doing OK apart from one thing - I can't use the ...
1
vote
1answer
1k views
DHCP not assigning Ubuntu VM an IP
I am trying to give my Ubuntu VM (16.04) on my Windows 10 host its own IP address via a Bridged Adapter on my local network so I can SSH in to it using a program like TightVNC (so I can view the GUI) ...
0
votes
0answers
30 views
Cannot get routed
When I connect to my router either using WiFi or Ethernet, I can ping 8.8.8.8 a couple of times, after which I get the message "Destination Host Unreachable" for every subsequent ping.
If I restart ...
1
vote
0answers
90 views
wifi connection invisible in LTS 16.04 Gnome
I fresh installed Ubuntu Gnome 16.04 LTS. The wifi has been working properly for a month up until yesterday when my home wifi connection(router) is not visible any longer(the wifi is visible in my ...
0
votes
2answers
796 views
can't open port
I'm new in ubuntu & networking.
I opened port: 9876 ofr tcp and udp.
I Created a java udp client and server. The server is listening to port 9876 and I connected to my server with my external ip ...
1
vote
0answers
63 views
Trying to unbrick a router using Ubuntu [duplicate]
I'm trying to unbrick my Buffalo WZR-HP-G300NH that had OpenWRT on it (it bricked when I tried to go back to stock.) Windows fixes didn't work so I am trying an Ubuntu 17.10 Live USB, but I am running ...
0
votes
1answer
161 views
Ubuntu server doesnt find cable connection
I am setting up my second Ubuntu server.
The first one worked and connected properly.
This one doesnt seem to find the device drivers to connect to the ethernet.
During installation it complained of ...
0
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0answers
2k views
WiFi frequency channel change
I am trying to change wifi channel to one that will use 5GHz frequency.
iwconfig
lo no wireless extensions.
wlo1 IEEE 802.11abg ESSID:off/any
Mode:Managed Frequency:5.2 ...
0
votes
1answer
149 views
Router login problem
My netgear router works fine on ethernet and wifi, but I cannot get the login page to change my password. My desktop was recently replaced. I am using Ubuntu 16.04. I need to find the ip of my router. ...
1
vote
1answer
56 views
Ubuntu 17.04 : My desktosp pc finds the wireless networks but can't connect to it
Wifi is not connecting but it scans all the networks. I am using wireless usb adapter. Few months ago, it worked perfectly but after that it didn't work.
I have tried
echo 'options ath9k nohwcrypt=...
2
votes
1answer
520 views
How to Reduce Buffer Bloat on an Ubuntu Based Router
I had an old Dell Optiplex 790 (added dual Intel PCI-E gigabit NIC) sitting around that I decided to make into a router using Ubuntu 16.04 and the guide found here https://arstechnica.com/gadgets/2016/...
-1
votes
1answer
524 views
Windows 10-like hotspot program for Ubuntu [duplicate]
Windows 10 Mobile Hotspot setup
I need to create something like the above in Ubuntu to connect my chromecast in my dorm room. It basically re-routes the wifi connection. This seems to be impossible ...
5
votes
1answer
3k views
How do I set up an Ubuntu server to be the router for two private networks on my network, and do the DHCP addressing?
I want to use my Ubuntu server to be a router for two private networks on my network.
I also want this server to serve DHCP requests for the private networks.
How do I set up an Ubuntu 16.04 server ...
0
votes
1answer
291 views
Ubuntu Server 16.04 routing issues
I'm setting up my server to do all my routing. The LAN side seems to be working fine (dhcp is assigning IP and connecting) however there is no internet connection to any of the clients. But I can ping ...
