How to factory reset Westell VersaLink 7550 (B90-755025-15) router – Default Login & Password

The Westell VersaLink 7550 (B90-755025-15) router has 300mbps WiFi, 4 100mbps ETH-ports and 0 USB-ports.
How to factory reset Westell VersaLink 7550 (B90-755025-15) - Default Login & Password

Westell VersaLink 7550 (B90-755025-15) default Password , Login & Gateway settings :

Default Gateway IP: 192.168.1.254
Default subnet mask: 255.255.255.0
Default DNS server: 192.168.1.254

How to factory reset (hard reset) Westell VersaLink 7550 (B90-755025-15) :

You can factory reset your Westell VersaLink 7550 (B90-755025-15) 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

Westell VersaLink 7550 (B90-755025-15) router specifications :

System specs
CPU: 333 MHz
RAM: 32 MiB
Flash: 8 MiB
Custom firmwares: None
Connectivity
WiFi: 300mbps (bgn)
WiFi bands
2.4GHz
WiFi throughput: n/a
WAN
None
ETH
4 x 100mbps ports
USB-ports: 0