Router error fixing solution

 ZyXEL NBG7815 product page

Product Datasheet (PDF)

Hardware

Architecture	ARMv8
Vendor	Qualcomm
Bootloader	U-Boot (v2016.01) + ZyXEL zLoader (v1.0.0)
System-On-Chip	Qualcomm IPQ8074A
CPU/Speed	Quad Core 2.2 GHz
Flash-Chip	Kingston EMMC04G-M627 + Winbond W25Q64DW
Flash size	4 GB eMMC + 8 MB SPI NOR
RAM	1 GB 2x Nanya NT5CC256M16ER-EK
Bluetooth	CSR8811 using HSUART
Wireless	QCN5024 bgn+ax
Wireless	QCN5054 an+ac+ax
Ethernet	4x 10/100/1000 Mbps + 1x 1/2.5 GbE + 1x 1/2.5/5/10 GbE
Ethernet	ETH chip1: IPQ8074A + ETH chip2: QCA8081 + ETH chip3: Aquantia AQR113C
Switch	Qualcomm Atheros QCA8075
USB	1x 3.1 Gen2, 5V/900mA
Serial	TTL 115200, 8N1, 3.3V
PSU	19VDC 2.1A

FeatureSpecificationModelZyxel AOT5221ZY (Airtel Digital TV/Broadband)CPUQuad-core ARM Cortex-A55 (Realtek Taurus)RAM/FlashApprox 256MB/512MB (Typical for this board)StandardWi-Fi 6 (AX)Fiber TechGPON

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