When configuring port security on a Cisco Catalyst switch port, what is the default action taken by the switch if a violation occurs? ()
- A、protect (drop packets with unknown source addresses)
- B、restrict (increment SecurityViolation counter)
- C、shut down (access or trunk port)
- D、transition (the access port to a trunking port)
正确答案:C
答案解析:有

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