230
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1 .PS
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2 # stunnel
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3
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4 L: box wid 2 ht 2
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5 box invis "local host" below with .n at L.n
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6
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7 #P: box wid 0.3 ht 3 with .e at L.w
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8
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9 P465: box wid 0.3 ht 0.3 with .e at 0.25<L.nw,L.sw> "465"
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10 P25: box wid 0.3 ht 0.3 with .e at 0.75<L.nw,L.sw> "25"
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11
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12 left
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13 line <- 1.0 left from P465.w "SMTP over TLS" "(encrypted)"
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14 box dashed "remote" "host"
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15
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16 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"
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17
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18 right
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19 line -> 0.5 right from P25.e "SMTP" "(unencrypted)"
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20 box "MTA"
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21
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22
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23 .PE
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