aqc111.ko - Aquantia USB 2.5/5GbE Controllers
atlantic.ko - Marvell/Aquantia Corporation Network Driver
r8125.ko - Realtek RTL8125 2.5Gigabit Ethernet driver
r8152.ko - Realtek RTL8152/RTL8153 USB Ethernet Adapters
igc.ko - Intel 2.5G Ethernet Linux Driver
ixgbe.ko - Intel 10GbE PCI Express Linux Network Driver
ixgb.ko - Intel PRO/10GbE Network Driver
Just add/overwrite modules into /lib/modules/ and reboot your Synology.... driver should be loaded automatically.