Using Jun's loaders and DSM 6.2.3: https://xpenology.com/forum/topic/13922-guide-to-native-drivers-dsm-617-and-621-on-ds3615/ https://xpenology.com/forum/topic/14127-guide-to-native-drivers-dsm-621-on-ds918/   You can search through the extra.lzma thread to see if any additional drivers have been compiled for your NIC: https://xpenology.com/forum/topic/28321-driver-extension-jun-103b104b-for-dsm623-for-918-3615xs-3617xs/   And you can review whether folks have use