Comando para validar:
#show stackwise-virtual
#show stackwise-virtual link
#show stackwise-virtual neighbors
#show stackwise-virtual dual-active-detection
https://howtorouteswitch.com/stackwise-virtual-configuration-catalyst-9500-48y4c/
https://community.cisco.com/t5/networking-knowledge-base/stackwise-virtual-tips-and-tricks/ta-p/4922633