Getting started

This document describes the procedure of updating BIOS on an SN3100 firewall to version R2.30.

BIOS can be updated to version R2.30 from the SNS firewall’s web administration interface, or in console mode by using a USB drive.

BIOS versions on SN3100 firewalls

Depending on when you purchased your SNS firewall, or whether BIOS has been updated, the BIOS version that is currently installed may vary.

Version	Can be installed on versions	Note
R2.30	R1.06	- Instability issues on Intel processors fixed
R1.06	R1.04	- Instability issues on Intel processors fixed
R1.04	-	- Initial version

If BIOS on your firewall is in version R1.04, it must first be updated to version R1.06. To do so, follow the procedure described in the section Updating BIOS to version R1.06.

 

Date	Description
February 18, 2026	Procedure for updating the BIOS to version R1.06 from version R1.04 added.
October 23, 2025	Procedure for updating the BIOS to version R2.30 from web administration interface added.
August 6, 2025	Details regarding the management of the password to access the UEFI control panel, Secure Boot, and the TPM module added.
July 22, 2025	New document