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

Listing 3: Sample remote.unknown file

#!/bin/sh
#ident  "@(#)uucp:remote.unknown        2.3"
FOREIGN=/usr/spool/uucp/.Admin/Foreign
echo "`date`: call from system $1" >> $FOREIGN