[CTX] [ALL] Protocol specific

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Protocol specific

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*	HTTPCONF	what:conf	HTTP specific configuration
	FILETYPE	suffix:fileType	mapping from filename to data type & etc.
	CGIENV	name,name,...	environment variables to be passed to CGI
*	ICPCONF	icpServerConfig	configuration as an ICP server
*	FTPCONF	what[:conf]	FTP specific configuration
*	NNTPCONF	what:conf	NNTP specific configuration
*	SMTPCONF	what:conf	SMTP specific configuration
	SMTPGATE	dirPath	SMTP to SMTP/NNTP g.w. configuration
*	DNSCONF	what:conf	configuration as a DNS server
*	SOCKSTAP	proto[:[dst][:src]]	interpret the protocol over SOCKS

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