docs: def update(cls):
          """
          Update rows to include known network interfaces
          """
          ifaddrs = getifaddrs()
          # Create new interfaces
          for ifname in ifaddrs.keys():
              if filter(ifname.startswith, cls.NAME_FILTER):
                  cls.objects.get_or_create(name=ifname)
  
          # Delete no longer existing ones
          cls.objects.exclude(name__in=ifaddrs.keys()).delete()