Best CCNP training ,Multiple Spanning Tree Protocol CCNP chap4

you'll see the protocol MST in this chap , the updated version of stp you'll have details about :

Multiple Spanning Tree Protocol

1. MST instance
2. MST region
3. Internal Spanning Tree (IST)
4. MST region boundary

many and many new commands such as:spanning-tree mst instance-number root {primary | secondary}[diameter diameter]

know how to use them properly and when !

let's learn together guys , best luck