How do we migrate from a two node ISE installation where the primary ISE has IP address A and the
secondary has IP address B to a six node ISE distributed installation with one primary admin ISE,
one secondary admin ISE, one primary monitoring ISE, one secondary monitoring ISE and
one PSN ISE with IP address A and finaly one PSN ISE with IP address B?
It is a production environment so we want to do the transition with minimal service impact.