2024-01-21
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网管检查流量图的时候发现,udp的流量很多 看了看日志: 1Jun 28 00:39:28 172.16.0.1 %ASA-6-305011: Built dynamic UDP translation from inside:172.16.36.2/2160 to outside:124.243.230.6/2160 2Jun 28 00:39:28 172.16.0.1 %ASA-6-302015: Built outbound UDP connection 1369422617 for outside:223.5.5.5/53 (223.5.5.5/53) to inside:172.1... 发现一大堆是查询dns 53的 …