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◦Security Gateway is responsible to protect the network.◦Packets are not processed by higher protocol-stack layer, unless the security gateway verifies that they comply with security policy.◦NGX Security Gateway intercepts and inspects all inbound and outbound packets on a Gateway.◦As a database it stores network-object definitions, user definitions, security polices and log files for firewalled gateways.◦Security Management Server Role does not inspect the traffic against the rule defined in the security policy.◦You can also use certificates as an authentication mechanism between gateways in building vpn tunnels.◦Security Management Server & Security Gateway Role can be installed on same appliance or server.◦You can create Certificates for users and administrator for authentication purpose.◦The SmartCenter Server stores & maintains the NGX Databases. ![]() ◦It can be installed on Windows, Linux, and GAiA OS.◦Stores Users, Groups and Permission database.◦Acts like a CA Server. Acts like a Log Server.◦Distributes policies to Gateways, or multiple Gateways also.◦The Smart Center Server Stores policies.Security Management Server Roles and Features:. If Security Management Server and Security Gateway are installed together, then it's called as a Standalone Mode of Installation, and if Security Management Server and Security Gateways are installed in different virtual machines or deployed as different appliances, then it is referred as Distributed mode of installation. These roles can be placed together or independent to each other. These components can also be understood as roles. These Components are:- (1) Smart Center Server, (2) Security Gateway, and (3) Smart Console. Each Component is responsible for it's defined set of tasks. Three-Tier Architecture defines how checkpoint components are inter-related and how these components work in like a concert. Understanding Checkpoint Three-Tier architecture is essential before you start learning checkpoint NGX Firewall technologies.
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