def _get_hello(self):
return self.__hello<EOL>
Getter method for hello, mapped from YANG variable /protocol/udld/hello (uint32)

    YANG Description: Hello interval is the time period between
successive PDU transmissions. UDLD protocol also
expects to receive PDUs from the peer at the same
rate.
Hello interval is measured in deciseconds (100 
milliseconds). Default hello interval is 5.