how can I prevent other switches from connecting to my switch physical. I need something like portsecurity, detecting other switches or HUBs, then block the port in that situation......
First and more important you might want to shut down all unused ports on your switch to prevent people from connecting unauthorized equipment. Then you can start thinking about port security.
You can refer to the following configuration guide for port security:
the violation action can be shut down the port or send log msg for example
HTH
if helpful Rate
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