All Questions
Tagged with 20.04 networking
913
questions
-1
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0
answers
20
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Cannot connect windows spring boot service from WSL2 Ubuntu distribution
Unable to connect spring boot service from docker container in WSL2
tried below steps:
tried connection with ipv4, NAT but doesn't help
tried solution from
https://superuser.com/questions/1732399/...
- 161
1
vote
0
answers
50
views
DNS problem for only some devices on our network
I'm running into a DNS issue in our office's network. We had a power outage and when the router rebooted a few of the servers on our network started to have problems connecting to other devices on the ...
- 11
-1
votes
1
answer
149
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Ubuntu 20.04.6 (kernel 5.4.0) - Wi-Fi Driver Intel AX211
Looking for guidance/documentation I can follow, to get wifi firmware/drivers built/backported and installed for my older kernel version.
Trying to get a very new card:
Internal Wi-Fi Antenna Intel Wi-...
- 1
-1
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0
answers
83
views
How to troubleshoot "Operation not supported (-95)" output from "iw dev wlan0 set 4addr on" command?
I am trying to follow this solution in effort to solve my question/questions posted on AskUbuntu and Nvidia Jetson Developer Forum
I am running Ubuntu 20.04 on an Nvidia Jetson. The Jetson has a ...
- 1
-1
votes
1
answer
65
views
FTP client timeout to all tested publically available FTP servers
I am setting up a desktop with a newly installed Ubuntu 20.04LTS. The desktop failed to connect to any FTP server I tried that can be connected to by other machines. ping to these ftp servers worked. ...
- 1
0
votes
0
answers
18
views
TP Link UE200 fails to initialize during boot
I had ordered a USB to Lan adapter from TP link (link) which used to work perfectly fine around 6-8 months ago in Ubuntu Server 20.04 running Raspberry PI 4B (4GB RAM) and I recently tried to connect ...
- 23
0
votes
0
answers
52
views
Wireless Adapter not Found Ubuntu 20.04 Kernel 5.15
I am attempting to connect to my network via a 6E AX210 integrated wireless adapter. I am running Ubuntu 20.04 from a bootable external HDD (crucial x8) and have installed iwlwifi-ty-59.601f3a66.0.tgz ...
0
votes
0
answers
40
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"activation of network connection failed" error for VPN on Ubuntu 20.04
I tried to connect to the VPN and this error appeared:
activation of network connection failed
I found it strange, because until 5 days ago it was working normally.
Does anyone know how to solve it?
- 11
0
votes
0
answers
100
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How do I configure VLANs in netplan .yaml?
I have never worked with Linux before and am trying to config a virtual appliance for SNMP scanning of VLANs. I am working on editing in VLANs to my installer-config.yaml file. The primary NIC is ...
0
votes
1
answer
83
views
Disabling Power Saving Modes on Mellanox BlueField DPU
I'm currently working with a Mellanox BlueField DPU and I'm facing some challenges regarding the power saving features that seem to be affecting the network performance.
I have used ethtool to explore ...
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-4
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1
answer
54
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I have Lenovo legion y540 and Ubuntu 20.04 on it , i have some probems because my wifi icon is disappear and i can't also run internet with ethernet
I was trying to download my gpu drivers because it isn't found after i finish with the same steps my friend try and done it need to reboot and when it open i can't find the wifi icon and also touch ...
- 1
0
votes
0
answers
14
views
Two instances of Netatalk after upgrade Ubuntu Server 18.04 to 20.04
I have Two instance after upgrade
/usr/sbin/netatalk
and /usr/local/sbin/netatalk
For now second one is working after restoring from backup library /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6.0.2
but ...
0
votes
0
answers
79
views
I can't access internet anymore after uninstalling pihole from my ubuntu server
I can still ssh to the server within local network.
I can't ping google.com or 8.8.8.8.
Here is the wireless-info script result:
https://paste.ubuntu.com/p/63t9bN7Dc9/
0
votes
1
answer
406
views
chrony conflicts with time-daemon
I was trying to install freeipa-client on ubuntu 20.04 that will be used on a client with no apt access. I mannualy installed all the required .deb using dpkg.
after I successfully installed the ...
- 1
0
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0
answers
41
views
Wifi stopped getting connected in Ubuntu 20.04
My Ubuntu 20.04 was working all fine, but all of a sudden I am not able to connect to my wifi as it is keeps on asking me for the wifi password again and again.
I tried to remove the wifi password in ...
