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Cisco ACL logging with cookies

The cookie-feature of logging in router access-lists is new for me and I fell in love with it at first sight! I don´t know how often I debug complexe acls trying to find where specific traffic hits. By...

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CBAC – Make the Cisco router stateful

CBAC is a simple way to turn a Cisco-router from being a stupid packet-filter into an stateful firewall with protocol inspection. The following example explains how to configure CBAC to allow...

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