Unified Threat Management - Support | GTA, Inc.
GB-OS Documentation

Documentation for GB-OS Version 6.2.x
Secure Firewall OS
Need Help Finding Documentation?
GTA released GB-OS 6.2 in December 2014. If you have updated your GTA firewall to GB-OS 6.2 (or higher) please select the GB-OS 6.2 icon above for current documenation. It will provide you with GB-OS 6.2 documentation and updated documentation for GTA's products and features based on utilization with GB-OS 6.2.

If you have not yet updated to GB-OS 6.2 and are running an older version of GB-OS on your firewall, documentation is available through these links:
GB-OS 6.1.X
GB-OS 6.0.X
GB-OS 5.4.X
GB-OS 5.3.X
GB-OS 5.2.X
GB-OS 5.1.X
GB-OS 5.0.X
GB-OS 4.0.X
GB-OS 3.7.X

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'GB-OS' and 'GB-Ware' are registered trademarks of Global Technology Associates, Incorporated.
'Global Technology Associates' and 'GTA' are service marks of Global Technology Associates, Incorporated.