range:

{
  poe = range "ge-0/0/" 48;
  regular =
    # SFP ports
    (range "ge-0-1/" 4)
    ++ (range "xe-0/1/" 4)
    ++ (range "et-0/1/" 4)
    # Uplink ports
    ++ (range "ge-0/2/" 4)
    ++ (range "xe-0/2/" 4);
}