awk对某列的值做比较再输出
# cat /tmp/hhh
0.0.0.0 www 0.0.0.0 eth0
0.0.0.0 www 255.255.255.255 eth1
1.1.1.1 www 0.0.0.0 eth2
1.1.1.1 www 255.255.255.255 eth3
2.2.2.2 www 3.3.3.3 eth4
# cat /tmp/hhh | awk '$1 == "0.0.0.0" && $3 == "255.255.255.255" || $1 == "0.0.0.0" && $3 == "0.0.0.0" {print $NF}'
eth0
eth1
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