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Protect Network STP boundaries

we have collocation DC where customer can connect external switches not under our control, our aim is to protect our network from any changes done on the external switches cloud lead to L2 loop, we want to stop customers from participating in our STP, what is your opinion and best strategies to achieve that 

Regards

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VIP Mentor

Hello


@eagle. wrote:

 we want to stop customers from participating in our STP, what is your opinion and best strategies to achieve that 


On the stp boundary you could implement stp root guard so not to allow your own ports become root ports for the customer network, You could also if your using MST have a unique name and revision numbering you dont share the same stp attributes as the customer.



kind regards
Paul

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