Questions tagged [networking]
Managing and using network connectivity on a Ubuntu system
17,575
questions
0
votes
1answer
31 views
Dell Wireless 5808 Gobi 4G LTE (Sierra Wireless MC7355) not connecting in Ubuntu 19.10
I've recently bought a Dell XFR E6420 with a Dell Wireless 5808 Gobi 4G LTE modem.
It works fine in Windows, but under Ubuntu 19.10 it won't connect at all. It gets recognized, but won't connect to ...
0
votes
0answers
26 views
Why does Samba list the whole server folder-structure
I'm rather new to Linux and Samba and tried to create a share to store some files on my server.
This is what I did:
Installed samba
Created Unix user
Created Samba user
Created the folder I want to ...
0
votes
0answers
52 views
18.04 server: AWS slow network upload
I have an AWS EC2 instance of Ubuntu 18.04.3 LTS.
When I created the instance, the network was 1 gbps up and down. After using it for awhile, the upload is stuck at 4.2 mbps, but with 1 gbps download....
1
vote
0answers
73 views
Connection but no internet, wireless or ethernet
I know there are a lot of posts about this issue but none of the ones I have seen are quite the same as the issue I am having. Sorry if I have missed some.
I am running Ubuntu 18.04.
I have an ...
0
votes
1answer
94 views
How can I install Broadcom Wireless Adapter BCM4352 802.11ac PCID [14e4:43b1] (rev 03) on Ubuntu 18.04.3 LTS?
I have Asus G46V laptop running Ubuntu 18.04.3 LTS and when I open WiFi settings, I get this message: No Wifi adapter found
I tried this solution and this one but with no luck.
Here is my network ...
0
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0answers
66 views
Having trouble with installing drivers for TL-WN722N
I have some major issues when I try to install my new TL-WN722N V3. I've tried with a bunch of different rlt8188eu drivers wich TP-Link suggest. Whenever I try to compile the drivers it always fails.
...
0
votes
0answers
17 views
Ubuntu 16.04 server no network
this is my first time setting up a server. I have a Huawei RH1288 V3 set and ready. Upon connecting the lan cable from my router to the server, I realise that there were no green lights coming from ...
1
vote
1answer
29 views
Wifi doesn't want to connect
I got a problem on my Ubuntu 18.04 with the WiFi. I can see all the WiFi networks around me, but when I try to connect the PC is trying to do for about about 30 seconds (there is the circle waiting ...
-1
votes
0answers
78 views
Setup tls vpn on ubuntu
What is tls tunnel and how can i setup tls vpn on newly installed ubuntu. Only 301 essential sites can be accessed on 2G network in my region and everything else is blocked even most vpns. I cannot ...
0
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0answers
49 views
I'm having an issue while trying to fix my connection [duplicate]
I have a Toshiba Satellite C-55 and recently changed to Ubuntu 19.10, I'm completely new to Ubuntu, so there's nothing much I know what to do, except googling before asking, but I'm stuck.
My internet ...
0
votes
0answers
35 views
Two NICs - How redirect traffic to specific NIC
I need help to setup two NICs from my laptop.
I want to have all inbound/outbound traffic from/to the network 192.168.1.0 (Local Network) to be sent to the eth0 (Wired) and I want to have all other ...
0
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0answers
32 views
Wifi not detected in Kubuntu 18.04
I just finished installing Kubuntu 18.04 on my brand new Dell XPS 13, but the wifi card doesn't seem to be recognized. The tray icon only shows the wired connection.
iwconfig output:
lo no ...
-2
votes
1answer
41 views
VSFTPD server, free hosting?/ What next?
I've been trying to host a ftp server from vpftpd and ufw. I've setup a dynamic DNS, configured vpftpd from the conf file, which i can ping and run from my notebook and my android phone via termux. I'...
0
votes
0answers
12 views
Wifi adapter is disabled
I just installed kubuntu 19.10 in my hp notebook. It shows network disabled for wifi, ethernet or bluetooth. How to fix it?
0
votes
0answers
38 views
How to prevent the route with metric 0 to be created
My PC has two NICs,ethernet and wifi.
I wnat to set higher metric to wifi NIC.
I use systemd-networkd.
$ cat /etc/systemd/network/10-wired.network
[Match]
Name=enp0s25
[Network]
Address=192.168.3....
0
votes
0answers
22 views
Setting network address for 2 different interfaces with dhcp and static
so, I have set an IP for both interfaces (enp0s3 and enp0s8), the enp0s3 is using DHCP configuration and the enp0s8 is using static configuration.
auto lo
iface lo inet loopback
auto enp0s3
iface ...
0
votes
0answers
26 views
The service providing the VPN connection was stopped
I have been trying to connect to a VPN using Openconnect and the Kubuntu Connections GUI. I was able to connect to the VPN using the GUI several months ago but after attempting it today it will not ...
0
votes
2answers
38 views
Two default routes: ethernet + wifi — error? consequence?
In my netplan config I have two interfaces:
network:
version: 2
renderer: networkd
ethernets:
ethusb1:
dhcp4: yes
dhcp6: yes
wifis:
wlp3s0:
dhcp4: yes
dhcp6: ...
0
votes
1answer
40 views
unable to connect to internet with osboxes.org ubuntu server 19.10 image on virtualbox
I booted (in virtualbox) an ubuntu 19.10 server image obtained from here
To enable networking I tried to add a netplan configuration. (Adapted from here)
In short I created the following file: /etc/...
0
votes
0answers
18 views
Internal network does not work as it should (Virtual Box)
(VIRTUAL BOX)I have a ubuntu server that has two network interfaces, one of bridge adapter and another in internal network, the problem is that you want to use a service within the internal network, ...
0
votes
0answers
26 views
On Ubuntu 19.04 network doesn't work at all [closed]
In my home, I have a network router. My router connects through PPPoE to my internet provider and shares the internet by lan.
I tried to install Ubuntu 19.04 on my home PC. The Internet didn't work ...
1
vote
0answers
52 views
How can I ensure that all of my internet traffic uses my OpenVPN, even after reboot?
I would like to allow my PC to communicate to all LAN devices (10.0.0.0/24) but only allow traffic outside of my network to use my ExpressVPN connection.
ExpressVPN does not provide a list of IPs so ...
0
votes
1answer
53 views
18.04.3 LTS installation media do not detect network controllers on a 10th-generation NUC
The 18.04.3 LTS installation media for Kubuntu (probably other distributions, too) do not detect the network controllers on 10th Generation NUCs. These are the late-2019 models with 10th-generation ...
0
votes
0answers
30 views
Netgear A6100 wireless adapter not working on ubuntu 16.04
I am using Netgear A6100 wireless adapter to connect my desktop to the wi-fi network. I am using a community wifi. On desktop, I have Ubuntu 16.04 with kernel version 4.15. I copied the driver from ...
0
votes
0answers
40 views
No Wi-Fi Adapter Fond (Lenovo Yoga L13, Ubuntu 18.04 LTS)
have the following problem:
First I don't have an ethernet adapter and if I go to Setting > Wifi there is "No Wi-Fi adapter Found".
I have following data
lspci | grep Network
Network controller: ...
0
votes
0answers
14 views
Can I whitelist a particular url/IP with Firejail for my python application?
I am using Firejail to sandbox my python application on Ubuntu 18.04. I want to restrict network access for this particular app and not for every application. I am struggling with iptables, is there ...
0
votes
0answers
20 views
catch network app
I want to catch an unknown application that use internet time to time and may have very short internet connection session.
wireshark may could be ideal for that but it has no process name or PID of ...
1
vote
0answers
23 views
Wireless disconnecting randomly yet persistently
I've had a very annoying issue in the past 10 days or so, the general idea is that wireless connectivity is lost pretty randomly ("Activation of network connection failed"). After this happens, the ...
0
votes
1answer
43 views
Bluetooth keeps searching for devices without finding any on Ubuntu 18.04 LTS
I've been trying to fix this Problem fo a while, I have a Lenovo Z50-70 20354
I tried this solution nothing worked
I don't know what info you need so I'm posting this :
This is the Output for this ...
0
votes
1answer
19 views
nload Broken on Ubuntu 18
nload displays network activity with ascii graphics but on ubuntu 18.04 these graphics are all scrambled while on ubuntu 16 it's OK.
Is there any way to fix it?
0
votes
2answers
108 views
19.10: Qualcomm Atheros QCA6174 WiFi works on one network out of many
Update: Not a solution, but I bought an Intel Wireless-ac 9260 and installed it. No problems and everything works out of the box. Also, the speeds are higher.
Until recently, I had no problems with ...
0
votes
0answers
91 views
TP-Link AC600 Archer T2U Nano driver for Ubuntu 18.04 not working
My Ubuntu version is 18.04.3 LTS
The laptop is Asus G46V
I followed the steps here but with no luck.
Here is the first solution:
sudo apt install git dkms
git clone https://github.com/jeremyb31/...
0
votes
1answer
78 views
Wireless not showing (wifi adapter not found) at all on Ubuntu 19.10 on Dell Precision 5510
My Kernel version is 5.3.0-26-generic
output of rfkill list all
1: dell-wifi: Wireless LAN
Soft blocked: no
Hard blocked: no
2: dell-bluetooth: Bluetooth
Soft blocked: no
Hard blocked: no
5: hci0: ...
0
votes
1answer
44 views
TP-Link Archer 4TE drivers - where to get them from?
while waiting for a PC to arrive I started looking into driver issues (this is my first PC I'm going to use Ubuntu on, previously I only dealt with it on laptops) and couldn't find much info on the ...
0
votes
1answer
42 views
netplan route source/destination yaml
I have network setup where I have dual nic’s connected directly with fibers to a device which sends data only. This device never listen. The problem is that this device only have one source address, ...
0
votes
0answers
54 views
Routing ( route command ) between two Network Cards
I got stuck with this network situation with my workwhere I need some of your advice, Please help
Server : Ubuntu 18.04
Two network Card .
Nic 1 :
eth0 ( Has Access to Internet )
eth0
IP: 172....
-1
votes
1answer
65 views
18:04: WiFi OK but ethernet LAN connection fails
i just installed ubuntu 18.04 lts on a lap top but hav no lan but i do have wireless any ideas on that
sudo lshw -c network results
network
description: Wireless interface
...
1
vote
1answer
56 views
Help with finding a “default” IP on a device with static ip [closed]
So I had a device that I connect via ethernet.
It had a default interface file like this one:
auto lo
iface lo inet loopback
auto eth0
iface eth0 inet dhcp
hostname dummy
I changed dhcp to ...
1
vote
1answer
61 views
wget of redis is not working in docker container with Debian 9 on Ubuntu host
I have a very simple Docker file
FROM openjdk:11
ENTRYPOINT ["/bin/bash"]
And I have 2 machines with Ubuntu.
First machine: Ubuntu 18.04.1, Docker version 18.06.0-ce, build 0ffa825
In the docker ...
0
votes
1answer
32 views
create shared folder that works on linux device?
I'm new to Linux and trying to solve this problem
I have a hifi streamer with a removable 2.5' HDD running modified LMS server on top of some kind of Linux (musical fidelity encore). It has a default ...
0
votes
0answers
32 views
Cannot connect to Meraki VPN
I'm struggling to connect my Ubuntu 19.10 machine to a Meraki VPN.
I've tried the suggestions here, but with no success.
Output from sudo /usr/lib/NetworkManager/nm-l2tp-service --debug (with the ip ...
1
vote
1answer
53 views
No Wi-Fi Adaptor Found - Ubuntu - iwlwifi
I installed ubuntu 18.04 on HP envy. However I am getting issue setting up wifi :-
No Wi-Fi adapter found
The output of following command is :-
lspci -nnk | grep -A2 0280
Kernel driver in use: ...
0
votes
0answers
12 views
Passing custom vars to preseed-file i.e. individual names for hosts and volume groups
)
my first question here is about passing custom vars to preseed configuration for the individualization of installed machines on 18.04.3 LTS
I want to give a "temporary hostname" to the machines, ...
0
votes
0answers
28 views
Installing Netgear A7000 on Ubuntu 18.04.03 after fresh installation makes rebooting fail
Recently until yesterday I accidentally uninstalled all my packages and drivers leaving me without internet even from an ethernet cable. I managed to do a fresh re-installation of Ubuntu 18.04.03, ...
1
vote
1answer
122 views
Unstable wired internet connection under Ubuntu 18.04 LTS
I have recently got a new notebook and installed Ubuntu 18.04 LTS. For some months, everything worked just fine, but then suddenly the Ethernet connection "broke". It's not like I can't connect to the ...
0
votes
0answers
19 views
How can I investigate why my WLAN keeps reconnecting?
I have problems with the wireless internet connection at work. At home it works fine, so I guess it is not my computer / hardware.
How can I investigate the problem? What are potential reasons for ...
0
votes
0answers
16 views
Packet loss on security mirrors for Eoan
It seems this host in particular is experiencing packet loss:
$ ping security.ubuntu.com
PING security.ubuntu.com (91.189.88.162) 56(84) bytes of data.
64 bytes from yukinko.canonical.com (91.189.88....
0
votes
0answers
41 views
Networking ( file share ) using a LAN cable in 18.04
I have 2 PCs, both running 18.04. I want to connect them using a normal LAN cable and share files between them. PC 2 has Samba and a folder is shared. PC 2 is kind of my storage PC and transfer ...
0
votes
0answers
54 views
Intel® Dual Band Wireless-AC 3160 not working properly on 19.04
Bare with me folks I'm an ubuntu newb...
Running an HP ENVY laptop with Ubuntu 19.10 and the wifi keeps dropping signal and constantly needs a prod to liven it up. After a bit of a fight with an ...
0
votes
0answers
12 views
Ubuntu 18.04 stopps resolving .local domains, but not always
I've been trying to format a Drobo to use with linux. While I was doing this ubuntu suddenly stopped resolving .local domains, breaking big parts of my configuration. I could fix this by just using ...
