Huawei Echolife Hg8245h Firmware Update -new ((better))

| Symptom | Likely cause | Action | |---------|--------------|--------| | Web upgrade hangs | Wrong firmware format | Power cycle, try TFTP method | | PON LED flashing after update | Firmware mismatch with OLT | Roll back to ISP-provided version | | No web access after reboot | IP changed to 192.168.100.1 | Manually set PC IP to 192.168.100.10 | | Boot loop | Corrupt firmware | Serial console recovery or replace unit |

Then via telnet: