def _set_interface_hex(interface, trunk_vlans):
try:
allowedvlan = interface.swportallowedvlan
except SwPortAllowedVlan.DoesNotExist:
allowedvlan = SwPortAllowedVlan(interface=interface)
allowedvlan.set_allowed_vlans(trunk_vlans)
allowedvlan.save()
def vlan_list_to_hex(vlans):
"""Convert a list of VLAN numbers to a hexadecimal string."""
return SwPortAllowedVlan.vlan_list_to_hex(vlans)