Remember the golden rules:
The firmware controls the Network Address Translation (NAT) and the firewall. A robust firmware version ensures that unwanted traffic from the internet is blocked from entering your local network. Vulnerabilities in older firmware versions are often exploited by hackers; updated firmware patches these security holes.
The is an ADSL2/2+ modem/router commonly used for DSL broadband connections. Like all networking devices, it runs on firmware – low-level software that controls hardware functions, security, features, and stability. “Firmware work” refers to updating, backing up, modifying, or recovering the firmware.