This issue is discussed in a document at https://docs.google.com/document/d/14xH2Q3VH_7ArXzRPhqogfACeOI0rmEinm_Q98imNWlc/
Its all about "transition" of networking information from the initramfs environment which is configured by the kernel command line over to the "real root". The Ubuntu foundations team is expecting to have dhcp transition correctly in 18.04. ** Also affects: systemd (Ubuntu) Importance: Undecided Status: New ** Also affects: cloud-initramfs-tools (Ubuntu) Importance: Undecided Status: New -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1732522 Title: [2.3] Ephemeral boot environment does not renew DHCP leases To manage notifications about this bug go to: https://bugs.launchpad.net/cloud-init/+bug/1732522/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs