There is an apt cacher server in my network which i should get connected to , I have configured my proxy setting , but when I try to connect I get this error :
Err:1 https://download.docker.com/linux/ubuntu bionic InRelease
Invalid response from proxy: HTTP/1.1 403 SSL CONNECT proxying not configured Connection: close Date: Wed, 18 Mar 2020 09:11:14 GMT Server: apt-cacher/1.7.11 Content-Length: 0 [IP: 10.x.x.x 3142]
Err:2 http://us.archive.ubuntu.com/ubuntu bionic InRelease
Connection failed [IP: x.x.x.x 3142]
Err:3 http://us.archive.ubuntu.com/ubuntu bionic-security InRelease
Connection failed [IP: 10.x.x.x 3142]
Err:4 http://us.archive.ubuntu.com/ubuntu bionic-updates InRelease
Connection failed [IP: 10.x.x.x 3142]
Err:5 http://us.archive.ubuntu.com/ubuntu bionic-proposed InRelease
Connection failed [IP: x.x.x.x 3142]
Err:6 http://us.archive.ubuntu.com/ubuntu bionic-backports InRelease
Connection failed [IP: x.x.x.x 3142]
Reading package lists... Done
W: Failed to fetch http://us.archive.ubuntu.com/ubuntu/dists/bionic/InRelease Connection failed [IP: 10.x.x.x 3142]
W: Failed to fetch http://us.archive.ubuntu.com/ubuntu/dists/bionic-security/InRelease Connection failed [IP: 10.x.x.x 3142]
W: Failed to fetch http://us.archive.ubuntu.com/ubuntu/dists/bionic-updates/InRelease Connection failed [IP: 10.x.x.x 3142]
W: Failed to fetch http://us.archive.ubuntu.com/ubuntu/dists/bionic-proposed/InRelease Connection failed [IP: 10.x.x.x 3142]
W: Failed to fetch http://us.archive.ubuntu.com/ubuntu/dists/bionic-backports/InRelease Connection failed [IP: 10.x.x.x 3142]
W: Failed to fetch https://download.docker.com/linux/ubuntu/dists/bionic/InRelease Invalid response from proxy: HTTP/1.1 403 SSL CONNECT proxying not configured Connection: close Date: Wed, 18 Mar 2020 09:11:14 GMT Server: apt-cacher/1.7.11 Content-Length: 0 [IP: 10.x.x.x 3142]
W: Some index files failed to download. They have been ignored, or old ones used instead.
As in the first line you see , it seems that I can connect to the cacher repo server, but why this error is happening ?
