[Use when] You must partition a service across multiple hosts [Scenario] 
Service data partitioning
S e r v i c e v e r s i o n i n g
S e r v i c e d a t a p a r t i t i o n i n g
D y n a m i c u p d a t e
M u l t i c a s t
P r o t o c o l b r i d g i n g
E r r o r H a n d l i n g