I am planning to deploying 4 MS410-16, two stacked switches in each datacenters (A & B) and must have a VRRP between them.Will warm spare functionality work between DC A stacked switches and DC B stacked switches ?? If not then what is alternate solution to make redundant between 2 DC stacked switches.
This won´t work, You can only use it with non stacked switches.
See this Community Post:
@MarcP is correct. If you wanted layer 3 VRRP to extend across the DC's then you could either:
You might find this guide on configuring flexible stacking interesting to read as well.