def _get_mtu(self):
return self.__mtu<EOL>
Getter method for mtu, mapped from YANG variable /interfaces/interface/routed_vlan/ipv4/state/mtu (uint16)

    YANG Description: The size, in octets, of the largest IPv4 packet that the
interface will send and receive.

The server may restrict the allowed values for this leaf,
depending on the interface's type.

If this leaf is not configured, the operationally used MTU
depends on the interface's type.