You can maintain this mode for an indefinite period of time, or you can immediately complete the upgrade to Exchange 2013 by moving all resources from Exchange 2010 to Exchange 2013, and then decommissioning the Exchange 2010 servers. You have a coexistence scenario if the following conditions are true:
Definition of serene. 1a : clear and free of storms or unpleasant change serene skiesb : shining bright and steady the moon, serene in glory â Alexander Pope. 2 : august âused as part of a title His Serene Highness. 3 : marked by or suggestive of utter calm and unruffled repose or quietude a serene smile.
See more synonyms on Thesaurus.com. 1. Peaceful, placid, serene, tranquil refer to what is characterized by lack of strife or agitation. Peaceful today is rarely applied to persons; it refers to situations, scenes, and activities free of disturbances or, occasionally, of warfare: a peaceful life. Placid, serene, tranquil are used mainly of persons; when used of things (usually elements of nature) there is a touch of personification.