meillo@230: .PS
meillo@230: # stunnel
meillo@230: 
meillo@230: L: box wid 2 ht 2
meillo@230: box invis "local host" below with .n at L.n
meillo@230: 
meillo@230: 
meillo@230: P465: box wid 0.3 ht 0.3 with .e at 0.25<L.nw,L.sw> "465"
meillo@230: P25: box wid 0.3 ht 0.3 with .e at 0.75<L.nw,L.sw> "25"
meillo@230: 
meillo@230: left
meillo@230: line <- 1.0 left from P465.w "SMTP over TLS" "(encrypted)"
meillo@230: box dashed "remote" "host"
meillo@230: 
meillo@395: spline -> from P465.e right 0.4 then to 0.5<P465.s, P25.n> then to P25.w-(0.4,0) then to P25.w "" "stunnel                       "
meillo@230: 
meillo@230: right
meillo@230: line -> 0.5 right from P25.e "SMTP" "(unencrypted)"
meillo@230: box "MTA"
meillo@230: 
meillo@230: 
meillo@230: .PE