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#!/bin/bash
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rm -rf wgw.txt
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for((i=1;i<=10;i++))
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do
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for((j=1;j<=99;j++))
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do
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printf "interface mgt0 dhcp-server ip-binding 192.168.%02d.%02d 11-22-33-44-%02d-%02d\n" $i $j $i $j >> wgw.txt
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done
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done
printf可以格式化输出,echo不行,%02d表示不足位用0顶替
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