How to factory reset Cisco DPC3825 router – Default Login & Password

The Cisco DPC3825 router has 300mbps WiFi, 4 Gigabit ETH-ports and 0 USB-ports.
It is also known as the Cisco 8×4 DOCSIS 3.0 Wireless Residential Gateway.
How to factory reset Cisco DPC3825 - Default Login & Password

Cisco DPC3825 default Password , Login & Gateway settings :

Default Gateway IP: 192.168.0.1
Default subnet mask: 255.255.255.0
Default DNS server: 192.168.0.1

How to factory reset (hard reset) Cisco DPC3825 :

You can factory reset your Cisco DPC3825 in the following way(s)
1. When the router is on, press the button reset and hold for 30 seconds.
2. While holding down the button reset, turn off the power of the router and hold down the button reset for 30 seconds
3. While holding down the button reset, turn on the power to the unit again and hold for another 30 seconds

Cisco DPC3825 router specifications :

System specs
CPU: n/a
RAM: 64 MiB
Flash: 8 MiB
Custom firmwares: OpenWrt
Connectivity
WiFi: 300mbps (bgn)
WiFi bands
2.4GHz
WiFi throughput: n/a
WAN
None
ETH
4 x Gigabit ports
USB-ports: 0