cloudinit/Documentation/debian-interfaces.md

#Debian Interfaces# WARNING: This option is EXPERIMENTAL and may change or be removed at any point.
There is basic support for converting from a Debian network configuration to networkd unit files. The -convert-netconf=debian option is used to activate this feature.

#convert-netconf# Default: ""
Read the network config provided in cloud-drive and translate it from the specified format into networkd unit files (requires the -from-configdrive flag). Currently only supports "debian" which provides support for a small subset of the [Debian network configuration] (https://wiki.debian.org/NetworkConfiguration). These options include:

• interface config methods
  • static
    • address/netmask
    • gateway
    • hwaddress
    • dns-nameservers
  • dhcp
    • hwaddress
  • manual
  • loopback
• vlan_raw_device
• bond-slaves