Mollaret's meningitis refers to which of the following?

Mollaret's meningitis is characterized by recurrent episodes of severe headache, meningismus, and fever; cerebrospinal fluid (CSF) pleocytosis with large "endothelial" cells, neutrophils, and lymphocytes; and attacks separated by symptom-free periods of weeks to months; and spontaneous remission of symptoms and signs. It is a recurrent, benign aseptic meningitis. Ref: Harrison, Edition-18, Page-162