root@test:~# apt update
Ign:1 http://ports.ubuntu.com/ubuntu-ports jammy InRelease
Ign:2 http://ports.ubuntu.com/ubuntu-ports jammy-updates InRelease
Ign:3 http://ports.ubuntu.com/ubuntu-ports jammy-security InRelease
Ign:1 http://ports.ubuntu.com/ubuntu-ports jammy InRelease
Ign:2 http://ports.ubuntu.com/ubuntu-ports jammy-updates InRelease
Ign:3 http://ports.ubuntu.com/ubuntu-ports jammy-security InRelease
Ign:1 http://ports.ubuntu.com/ubuntu-ports jammy InRelease
Ign:2 http://ports.ubuntu.com/ubuntu-ports jammy-updates InRelease
Ign:3 http://ports.ubuntu.com/ubuntu-ports jammy-security InRelease
Err:1 http://ports.ubuntu.com/ubuntu-ports jammy InRelease
  Cannot initiate the connection to ports.ubuntu.com:80 (2620:2d:4000:1::19). - connect (101: Network is unreachable) Cannot initiate the connection to ports.ubuntu.com:80 (2620:2d:4000:1::16). - connect (101: Network is unreachable) Could not connect to ports.ubuntu.com:80 (185.125.190.36), connection timed out Could not connect to ports.ubuntu.com:80 (185.125.190.39), connection timed out
Err:2 http://ports.ubuntu.com/ubuntu-ports jammy-updates InRelease
  Cannot initiate the connection to ports.ubuntu.com:80 (2620:2d:4000:1::19). - connect (101: Network is unreachable) Cannot initiate the connection to ports.ubuntu.com:80 (2620:2d:4000:1::16). - connect (101: Network is unreachable)
Err:3 http://ports.ubuntu.com/ubuntu-ports jammy-security InRelease
  Cannot initiate the connection to ports.ubuntu.com:80 (2620:2d:4000:1::19). - connect (101: Network is unreachable) Cannot initiate the connection to ports.ubuntu.com:80 (2620:2d:4000:1::16). - connect (101: Network is unreachable)
Reading package lists... Done
Building dependency tree... Done
Reading state information... Done
All packages are up to date.
W: Failed to fetch http://ports.ubuntu.com/ubuntu-ports/dists/jammy/InRelease  Cannot initiate the connection to ports.ubuntu.com:80 (2620:2d:4000:1::19). - connect (101: Network is unreachable) Cannot initiate the connection to ports.ubuntu.com:80 (2620:2d:4000:1::16). - connect (101: Network is unreachable) Could not connect to ports.ubuntu.com:80 (185.125.190.36), connection timed out Could not connect to ports.ubuntu.com:80 (185.125.190.39), connection timed out
W: Failed to fetch http://ports.ubuntu.com/ubuntu-ports/dists/jammy-updates/InRelease  Cannot initiate the connection to ports.ubuntu.com:80 (2620:2d:4000:1::19). - connect (101: Network is unreachable) Cannot initiate the connection to ports.ubuntu.com:80 (2620:2d:4000:1::16). - connect (101: Network is unreachable)
W: Failed to fetch http://ports.ubuntu.com/ubuntu-ports/dists/jammy-security/InRelease  Cannot initiate the connection to ports.ubuntu.com:80 (2620:2d:4000:1::19). - connect (101: Network is unreachable) Cannot initiate the connection to ports.ubuntu.com:80 (2620:2d:4000:1::16). - connect (101: Network is unreachable)
W: Some index files failed to download. They have been ignored, or old ones used instead.