; Certificate/key is needed in server mode and optional in client mode cert = /etc/stunnel/stunnel.pem ;key = /usr/etc/stunnel/mail.pem ; Protocol version (all, SSLv2, SSLv3, TLSv1) sslVersion = all ; Some security enhancements for UNIX systems - comment them out on Win32 chroot = /tmp setuid = nobody ;setgid = nobody pid = /stunnel.pid ; Some performance tunings socket = l:TCP_NODELAY=1 socket = r:TCP_NODELAY=1 ;compression = rle ; Workaround for Eudora bug ;options = DONT_INSERT_EMPTY_FRAGMENTS ;verify = 2 ;CApath = /certs ;CAfile = /usr/etc/stunnel/certs.pem ;CRLpath = /crls ;CRLfile = /usr/etc/stunnel/crls.pem ; Some debugging stuff useful for troubleshooting ;debug = 7 ;output = stunnel.log ; Use it for client mode ;client = yes ; Service-level configuration ;[pop3s] ;accept = 995 ;connect = 110 ; ;[imaps] ;accept = 993 ;connect = 143 ; ;[ssmtp] ;accept = 465 ;connect = 25 [https] accept = 443 connect = 80 TIMEOUTclose = 0 [chilli] accept = 3443 connect = 3442 TIMEOUTclose = 0 ; vim:ft=dosini