Tag archive: Firewall

ACLs can filter traffic at layer 3 and 4. Usually it will be enough, but sometime we need to  subject the trafic to more granular inspection before we reject any host ? Then filtering on access lists will not work and Modular Policy Framework has to be used. But as you see for yourself MPF can do…

The traffic control systems, besides a security function realize the following functions: traffic filtering, bandwidth limitation, collecting information about traffic characteristic. Each of mentioned device in the title, perform similar task but work in different way. Deployment one of them depends on network size, efficiency, utilized solutions (i.e remote access). They may work on different OSI layers and…

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