MSTP is a Multiple Spanning Tree Protocol. MSTP "multiple spanning tree" includes two meanings: First, a switching network may be divided into a plurality based VLAN spanning tree instance (STI), two in each MSTI may include a plurality of VLAN. Rather than Cisco's PVST, PVST + Thus, although a plurality of can-based VLAN spanning tree instance across the switching network, but each MSTI includes only with a VLAN. The relative PVST, PVST + speaking, the MSTP more suitable for larger networks, the division MSTI more flexible, can be performed according to the application request.
Reproduced in: https: //blog.51cto.com/14216988/2409712