– Search Server 2008 is unable to be installed with MOSS 2007; only with WSS 3.0 SP1. MOSS has the search server engine built into it (WSS does not). Installing search server would be redundant, even if it may a small amount of additional features.
– Is it free? No, but Search Server 2008 Express is free
– It runs on Linux and Unix
– Part of Windows Server 2008
– What are the other alternatives- Google and OmniFind Yahoo
-What can it search? It has connectors to file shares, SharePoint sites, Lotus Notes repositories and Exchange public folders, EMC’s Documentum and IBM’s FileNet