write_parms.flags = DF_END;
write_parms.data.data_len = MIN(len, vxi->max_send_size);
write_parms.data.data_val = terminated_command;
write_parms.flags = DF_END;
write_parms.data.data_len = MIN(len, vxi->max_send_size);
write_parms.data.data_val = terminated_command;