Question

Which protocol designed to replace STP operates at Layer 3 of the OSI model?

a.
Shortest Path Bridging (SPB)


b.
Transparent Interconnection of Lots of Links (TRILL)


c.
Multiple Spanning Tree Protocol (MSTP)


d.
Rapid Spanning Tree Protocol (RSTP)

Answer 1

a.Shortest Path Bridging (SPB).

Step-by-step explanation:

Spanning Tree Protocol (STP):-This protocol generates a single spanning tree for the whole network. Ensures that there is no loop in the topology .However it does not meet today’s requirements.

Shortest Path Bridging is a protocol intended to clarify the creation and configuration of networks.