runtest/ipv6_noexpect

#DESCRIPTION:IPV6 related tests that do not require expect
echo6 echo01 -6
finger6 finger01
ftp6 ftp01 -6
perf_lan6 perf_lan -6
ping6 ping01 -6
rcp6 rcp01 -6
rsh6 rsh01 -6
rwho6 rwho01 -6
sendfile6 sendfile01 -6
tcpdump6 tcpdump01 -6