removes all hosts from this network record concode_field_sep String name concode_elem_sep String guid concode_elem_sep Map<String,MacAddress> portToMac concode_elem_sep String gateway concode_field_sep void setName concode_elem_sep boolean removeHost concode_elem_sep void setGateway concode_elem_sep void addHost
void function ( ) { this . portToMac . clear ( ) ; }