Article	Figure 1	Figure 2	Figure 3	Figure 4
Figure 5	Figure 6	Figure 7	Figure 8	Figure 9
Figure 10	Listing 1	Listing 2	Listing 3	Listing 4
Table 1	Table 2	Table 3	Table 4	mar93.tar

Figure 6: Example Systems file entries

sosco Any,15 TBIT 9600 14084291786 "" \r\d\r\d
ogin:-BREAK-ogin:-BREAK-ogin: uusls

unilabs.org Any  TBIT 1200 5551211 "" \r\d\r\d ogin: nuucp word:
nothing

uunet.ca Any TBIT 19200 5551210U "" \r\d service: uucp ogin: mimi word:
none

uunet.ca Any TCP,e Any - ogin: mimi word: none

sffoo Any STARLAN - sffoo in:--in: nuucp word: nuucp