https://www.helpnetsecurity.com/2007/03/14/entensys-releases-usergate-41-with-vpn-support/
Entensys releases UserGate 4.1 with VPN support - Help Net Security
Mar 14, 2007 - Entensys released a new version of their UserGate Internet security server. It has a number of major improvements that provide higher safety standards in
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