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
did you use a serial port as console or are you just guessing as it did not show up in network?
i still have a test hardware with a 1G broadcom nic so i might be able to test it
@hardware transcoding users
i had a quick glance at the i915 driver from 6.2.3, it is from 22.12.2017, newer then the one in 6.2.2 (19.09.2016) but slightly older then the i915 created by jun for loader 1.04b (14.05.2018)
there are firmware references to "glk_dmc_ver1_04.bin" so it should supp