LibNet implements the following interfaces:

Net::FTP 	RFC959		File Transfer Protocol
Net::SMTP	RFC821		Simple Mail Transfer Protocol
Net::Time	RFC867		Daytime Protocol
Net::Time	RFC868		Time Protocol
Net::NNTP	RFC977		Network News Transfer Protocol
Net::POP3	RFC1939		Post Office Protocol 3
Net::SNPP	RFC1861		Simple Network Pager Protocol

