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楼主 |
发表于 2005-11-14 14:03:13
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mac_a=`ifconfig eth4 |head -n 1 |awk -F" " '{print $5}'|sed 's/://'|sed 's/://'|sed 's/://'|sed 's/://'|sed 's/://'`
mac_b=`ifconfig eth5 |head -n 1 |awk -F" " '{print $5}'|sed 's/://'|sed 's/://'|sed 's/://'|sed 's/://'|sed 's/://'`
a=`echo "obase=10; ibase=16; $mac_a" | bc`
b=`echo "obase=10; ibase=16; $mac_b" | bc`
sum=`expr $a - $b` |
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