We run a building with multiple switches placed on multiple floors. Currently, the setup is a chain between the 1 floor -> 3rd floor -> 5th floor -> Penthouse switch. All in line. The problem is, obliviously, if one of the switches go down in line, the penthouse switches goes down as well. We have ran a fiber line from the 1st floor to the penthouse switch and plugged in via SPF+ port. Question is, how do we properly configure both the uplink ports so that if one fails, it uses the other? and does so automatically. RTSP settings? root guard?
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