I noticed in my live firewall log that I have several TCP packet drops from my Exchange 2010 SP3 server and my Astaro 9.100-16. It is non-stop and about 15 or so a minute. It is always port 443 from the Exchange but it is hitting anywhere from port 3700 to 4200 on the Astaro.
17:35:23 Default DROP TCP InternalExchangeIP:443 → InternalAstaroIP:41657 [ACK RST] len=40 ttl=128 tos=0x00 srcmac=0:50:56:a1:5c:1a dstmac=0:1a:8c:17:cd:60
17:39:09 Default DROP TCP InternalExchangeIP:443 → InternalAstaroIP:41390 [ACK PSH] len=153 ttl=128 tos=0x00 srcmac=0:50:56:a1:5c:1a dstmac=0:1a:8c:17:cd:60
17:39:09 Default DROP TCP InternalExchangeIP:443 → InternalAstaroIP:41390 [ACK FIN] len=52 ttl=128 tos=0x00 srcmac=0:50:56:a1:5c:1a dstmac=0:1a:8c:17:cd:60
17:39:09 Default DROP TCP InternalExchangeIP :443 → InternalAstaroIP:41390 [ACK PSH FIN] len=153 ttl=128 tos=0x00 srcmac=0:50:56:a1:5c:1a dstmac=0:1a:8c:17:cd:60
17:39:09 Default DROP TCP InternalExchangeIP :443 → InternalAstaroIP:41390 [ACK PSH FIN] len=153 ttl=128 tos=0x00 srcmac=0:50:56:a1:5c:1a dstmac=0:1a:8c:17:cd:60
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