Author Archives: Farzand Ali

::::Different types of Engines used by the Smoothwall system:::: 1. Two web filter engines: 1.Guardian3               2.Web proxy 2.Anti-malware – VIPRE 3.Anti-spam – MailShell 4.IPS – SNORT :::::IP address format on smoothwall:::::: single IP: 192.168.1.1 range: 192.168.1.1-192.168.1.9 subnet: 192.168.1.0/24 (CIDR) or 192.168.1.0/255.255.255.0  ::::Updates:::::: (latest update to date is updateContinue reading “Smoothwall (Types of Engines/IP Address format)(New Guardian3 Module)(Updates)”

Q: What are the main feature differences between the Windows Kerberos and NT LAN Manager (NTLM) authentication protocols? Why is the Kerberos protocol generally considered a better authentication option than the NTLM protocol?   A: NTLM is a challenge/response-based authentication protocol that is the default authentication protocol of Windows NT 4.0 and earlier Windows versions. ForContinue reading “NTLM and Keberos (Network Authentication)”

web proxy service can be configured to operate in either transparent or non-transparent mode – but what are the differences, and how should you choose between them? In transparent mode, there are no special configuration steps needed to setup client browsers, thus allowing the proxy service to be activated and in-use almost immediately. Once activated, allContinue reading “Transparent Proxy vs. Non-Transparent Porxy”