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Length: 1413 (0x585)
Types: TextFile
Names: »figureA-25.pic«
└─⟦2d1937cfd⟧ Bits:30007241 EUUGD22: P.P 5.0
└─⟦35176feda⟧ »EurOpenD22/isode/isode-6.tar.Z«
└─⟦de7628f85⟧
└─⟦this⟧ »isode-6.0/doc/practical/figureA-25.pic«
\def\pprotocol{[RFC 1085]}
\def\sservice{[MIL 1778]}
\def\pservice{[ISO/IEC 8822]}
.PS 5.0i
lineht = 3*lineht/2
## figure A-23
B1: box "\sf presentation" "\sf user"
line down from B1.s
B3: box "\sf presentation" "\sf provider"
line down from B3.s
B5: box invis
##
B2: box "\sf presentation" "\sf user" with .w at (B1.e.x+3*linewid, B1.e.y)
line down from B2.s
B4: box "\sf presentation" "\sf provider"
line down from B4.s
B6: box invis
##
line dashed from (B1.w.x-linewid/2, (B1.s.y+B3.n.y)/2) \
to (B2.e.x+linewid/2, (B2.s.y+B4.n.y)/2)
box invis with .w at (B2.e.x, (B2.s.y+B4.n.y)/2) \
"\sf \begin{tabular}{r}presentation service\\ \pservice\end{tabular}"
##
line dashed from (B3.w.x-linewid/2, (B3.s.y+B5.n.y)/2) \
to (B4.e.x+linewid/2, (B4.s.y+B6.n.y)/2)
box invis with .w at (B4.e.x, (B4.s.y+B6.n.y)/2) \
"\sf \begin{tabular}{r}TCP interface\\ \sservice\end{tabular}"
##
line <-> from B3.e to B4.w dashed "\sf {\em magic box} protocol" "\sf\pprotocol"
##
B7: box "\sf DoD TCP" with .nw at B5.nw width (B6.ne.x-B5.nw.x)
##
B8: box invis "\sf presentation service access point" \
with .n at ((B1.c.x+B2.c.x)/2, B1.s.y) \
height boxht/2 width 3*boxwid/2
arrow from (B8.sw.x, B8.sw.y+boxht/10) \
to (B3.n.x+linewid/12, (B1.s.y+B3.n.y)/2+lineht/20)
arrow from (B8.se.x, B8.se.y+boxht/10) \
to (B4.n.x-linewid/12, (B2.s.y+B4.n.y)/2+lineht/20)
##
.PE