|
|
1.1 root 1: .PS
2: .ps 20
3: boxht = .754; boxwid = 1.75
4: ## figure 2
5: UPRG: box
6: move from UPRG.w up .015
7: line invisible right 1.75 "{USER}" " "
8: move from UPRG.w down .015
9: line invisible right 1.75 " " "{PROGRAMS}"
10: APP: box with .n at UPRG.s
11: move from APP.w up .015
12: line invisible right 1.75 "{LAYER 7}" " "
13: move from APP.w down .015
14: line invisible right 1.75 " " "{APPLICATION}"
15: PRES: box with .n at APP.s
16: move from PRES.w up .015
17: line invisible right 1.75 "{LAYER 6}" " "
18: move from PRES.w down .015
19: line invisible right 1.75 " " "{PRESENTATION}"
20: SESS: box with .n at PRES.s
21: move from SESS.w up .015
22: line invisible right 1.75 "{LAYER 5}" " "
23: move from SESS.w down .015
24: line invisible right 1.75 " " "{SESSION}"
25: TRANS: box with .n at SESS.s
26: box shaded with .nw at TRANS.nw ht .24 width 1.25
27: move from TRANS.nw down .225
28: line invisible right 1.25 "{MAGIC-BOX}" " "
29: move from TRANS.nw down .48
30: line invisible right 1.75 "{LAYER 4}" " "
31: move from TRANS.nw down .51
32: line invisible right 1.75 " " "TRANSPORT"
33: line from TRANS.nw to TRANS.sw
34: move from TRANS.nw down .005
35: line right .875
36: NET: box with .n at TRANS.s
37: move from NET.w up .015
38: line invisible right 1.75 "{LAYER 3}" " "
39: move from NET.w down .015
40: line invisible right 1.75 " " "{NETWORK}"
41: DL: box with .n at NET.s
42: move from DL.w up .015
43: line invisible right 1.75 "{LAYER 2}" " "
44: move from DL.w down .015
45: line invisible right 1.75 " " "{DATA LINK}"
46: PHY: box with .n at DL.s
47: move from PHY.w up .015
48: line invisible right 1.75 "{LAYER 1}" " "
49: move from PHY.w down .015
50: line invisible right 1.75 " " "{PHYSICAL}"
51: #
52: #
53: boxwid = 6.0
54: move from PRES.e right .5; move up .3; X1: Here
55: line invis right 6.0 "\hbox to 6.0in{$\circ\ $ NETWORK LAYER (OR BELOW):\hfil}" " "
56: move from X1 down .25; X2: Here
57: line invis right 6.0 "\hbox to 6.0in{\hphantom{$\circ\ \ $\ I} RE--INVENTS TCP\hfil}" " "
58: move from X2 down .25; X4: Here
59: line invis right 6.0 "\hbox to 6.0in{\hphantom{$\circ\ \ $\ I} PREVENTS USE OF BOARD--LEVEL PRODUCTS\hfil}" " "
60: move from X4 down .25; X5: Here
61: move from X5 down .3; X6: Here
62: line invis right 6.0 "\hbox to 6.0in{$\circ\ $ SESSION LAYER (OR ABOVE):\hfil}" " "
63: move from X6 down .25; X7: Here
64: line invis right 6.0 "\hbox to 6.0in{\hphantom{$\circ\ \ $\ I} TOO MUCH DEPENDENCY ON TCP AND THE\hfil}" " "
65: move from X7 down .25; X8: Here
66: line invis right 6.0 "\hbox to 6.0in{\hphantom{$\circ\ \ $\ I} ARPANET REFERENCE MODEL\hfil}" " "
67: move from X8 down .25; X9: Here
68: move from X9 down .3; X10: Here
69: line invis right 6.0 "\hbox to 6.0in{$\circ\ $ TRANSPORT SERVICE ACCESS POINT (TSAP):\hfil}" " "
70: move from X10 down .25; X11: Here
71: XA: line invis right 6.0 "\hbox to 6.0in{\hphantom{$\circ\ \ $ I} TAKES ADVANTAGE OF TCP's STRENGTHS,\hfil}" " "
72: move from X11 down .25; X12: Here
73: line invis right 6.0 "\hbox to 6.0in{\hphantom{$\circ\ \ $\ I} WHILE GIVING ISO A FREE HAND ABOVE\hfil}" " "
74: .ps 1
75: move from XA.e left .75; XA1: Here
76: line dotted from XA1 right .001
77: ##
78: .PE
This archive runs on limited infrastructure. Preserving old code on modern bandwidth. Automated agents are requested to crawl responsibly.