Article	Figure 1	Figure 2	Figure 3	Figure 4
Figure 5	Figure 6	Figure 7	Figure 8	Figure 9
Figure 10	Sidebar 1	jan94.tar

Figure 7: Strings of ftp and Is in SVR3

$ strings ftpd | grep '/dev'
/dev/null
/dev/log
/dev/console
/dev/udp
/dev/tcp
/dev/ip
$
$ strings ls | grep '/dev'
$