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Establishing secure central switches

Is it possible to establish secure central switches acting as a backbone with different vendor equipment in a switched Ethernet LAN network?

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Higher end switches usually have built-in security features such as MAC address lockdown, TACACS+ for management user authentication, Secure Shell support, and layer 3 static routing for VLAN-to-VLAN communication. However, anytime you start combining different vendors equipment you typically add to the complexity of a the job.

This was first published in October 2003

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