internet_address_survey_reprobing_it41c-20110606 (06/06/2011 to 06/20/2011)
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To collect this data, a subset of Internet IP addresses was pinged by sending ICMP ECHO_REQUEST (PING) packet. The response (if it ever came within 11 minutes time interval) was recorded in this data set. Probe was repeated every 11 minutes. In all, 40031 netblocks (/24 subnets) were periodically reprobed.
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IMPACT创建时间：
2017-05-02
