i am using a proxy server and i was unable to download any software from ubuntu 15.04
5785
'apt-get' does not work with Proxy
44313
How to run "sudo apt-get update" through proxy in commandline?
4853
Trouble downloading packages list due to a "Hash sum mismatch" error
112602
Unable to download updates from extensions.gnome.org
16840
Unable to install Cisco Packet Tracer 7.3 on Ubuntu 20.04
125639
client denied by server configuration
95351
"message failed to fetch from registry" while trying to install any module
158674
How do I get `apt-get update` to work on a machine with no internet access and manually assigned IP address?
75576
Apache reverse proxy error page when proxied server is down
121946
Problems downloading artifact - error reading signed content
152739
Application downloading error (919)
131858
How can I download THEN install packages?
98807
How can I download a distribution?
71936
How can I export the "available software to download" to a file?
124576
Unable to download from an authenticated webserver
92201
How to install snap packages behind web proxy on Ubuntu 16.04
33948
I can't open/ping any antivirus sites