Gpon To Epon Verified: Firmware Huawei Hg8245h

One confirmed working combo (Chinese forums, 2020):

Result: Registered, sync OK, but no VLAN auto-sense — manual config needed.

Do not proceed without this step. Connect via Telnet or SSH (default IP: 192.168.100.1) and run:

display deviceInfo

Look specifically for:

If you have Board ID: 9F6.A (common in newer units), the GPON-to-EPON conversion is impossible because the EPON driver is physically missing from the flash chip. firmware huawei hg8245h gpon to epon verified

After rebooting, check the status:

WAP> display ont optical-info

If it shows Epon mode but the laser is -inf dBm, the hardware driver failed to load. You must revert to GPON.

Result: Full registration, DHCP, and traffic forwarding confirmed.

Log into your HG8245H (default IP: 192.168.100.1, User: root or telecomadmin, Password: admintelecom or nE7jA%5m). One confirmed working combo (Chinese forums, 2020):

Navigate to: System Tools > Firmware Upgrade or Status > Device Information.

Look for:

Critical: Hardware version 1.3 and 2.0 have different flash partitions. A verified firmware for HW1.3 will brick HW2.0 and vice versa.

Before we jump into firmware, you must understand the hardware limitation. Result : Registered, sync OK, but no VLAN

When you flash “GPON to EPON” firmware, you are not changing the laser diode. Instead, you are reprogramming the OMCI (ONT Management and Control Interface) and the low-level driver layer to interpret EPON signals. If the firmware is not “verified,” you risk bricking the device.

Cause: You tried to flash a custom firmware without Huawei’s digital signature. Fix: You need to downgrade to an older firmware (V300R013) that disables signature checking, then flash the universal version.

reboot

After reboot, check:

# Telnet
WAP> display deviceInfo

Look for: Running mode: EPON