You are welcome.Well, MSTP is based on RSTP and is backwards-compatible with RSTP and STP, therefore I think you should be able to run RSTP on one switch and MSTP on another.
HeyI would like to get more details about your network in order for me to help you.what type of switches you are running in your network? what are the images you have on both switches? and if you could provide me with a topology of your network it wo...