#define ADD_PORT_MAPPING_PARAMS "<NewRemoteHost></NewRemoteHost>\r\n"      \
                                "<NewExternalPort>%u</NewExternalPort>\r\n"\
                                "<NewProtocol>%s</NewProtocol>\r\n"        \
                                "<NewInternalPort>%u</NewInternalPort>\r\n"\
                                "<NewInternalClient>%s</NewInternalClient>\r\n"  \
                                "<NewEnabled>1</NewEnabled>\r\n"           \
                                "<NewPortMappingDescription>%s</NewPortMappingDescription>\r\n"  \
                                "<NewLeaseDuration>"                       \
                                PORT_MAPPING_LEASE_TIME                    \
                                "</NewLeaseDuration>\r\n"