Computer software for creating and maintaining a list of safe or otherwise accepted e-mail systems' IP addresses or domain names which do not require any form of filtering for message delivery, such software provided on tangible media and downloadable via the Internet

'accept':13 'address':19 'comput':1 'creat':4 'deliveri':33 'domain':21 'download':41 'e':15 'e-mail':14 'filter':30 'form':28 'internet':44 'ip':18 'list':8 'mail':16 'maintain':6 'media':39 'messag':32 'name':22 'otherwis':12 'provid':36 'requir':26 'safe':10 'softwar':2,35 'system':17 'tangibl':38 'via':42

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