DSM 6.2.3 will not work with these drivers, if you install or update you will fall back to "native" drivers that come with DSM, like no realtek nic on 3615/17 but on 918+ or no mpt2/mpt3sas on 918+ or no broadcom onboard nic on HP microserver or Dell server
read this if you want to know about "native" drivers
https://xpenology.com/forum/topic/13922-guide-to-native-drivers-dsm-617-and-621-on-ds3615/
synology reverted the changes made in 6.2.2 so the old drivers made for 6.2.(0) are
Confirmed links are dead for all but the DS3615 file.
New mirror links below. Please consult the OP for any additional info needed!
0.8_syno ds918+ - extra.lzma/extra2.lzma for loader 1.04b_mod ds918+ DSM 6.2.2 v0.8_syno
Original: https://gofile.io/d/mVBHGi
Filename: extra918plus_v0.8_syno.zip
SHA256: 21B0CCC8BE24A71311D3CC6D7241D8D8887BE367C800AC97CE2CCB84B48D869A
Mirrors: Clicknupload, Dailyuploads, usersdrive, Zippyshare
0.8_std ds918+ - extra.lzma