Firmware Gm219s Xpon | Full //top\\

1 GE (Gigabit Ethernet) + 1 FE (Fast Ethernet) + 1 POTS (VOIP) Antennas: Dual external high-gain antennas Why Look for the "Full" Firmware?

If the device won't boot after a flash, you may need to use a USB-to-TTL (UART) cable to flash the firmware via the serial console (Command Line). firmware gm219s xpon full