Hi, were experiencing an issue where our speeds are slow and were getting the folloing in our log files... I assume were under some sort of attack, but im not sure what to do about it.
No matching connection for ICMP error message: icmp src Outside:203.171.50.11 dst identity:203.161.94.62 (type 4, code 0) on Outside interface. Original IP payload: tcp src EXTERNALIP/51707 dst 10.1.1.187/80.
and
No matching connection for ICMP error message: icmp src Outside:EXTERNALIP dst identity:EXTERNALIP (type 4, code 0) on Outside interface. Original IP payload: tcp src EXTERNALIP/51707 dst 10.1.1.187/80.
and
Duplicate TCP SYN from Outside:216.218.206.80/35753 to Outside:203.153.238.95/443 with different initial sequence number
| 4 |
Apr 07 2016 |
09:36:10 |
733100 |
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[ Scanning] drop rate-1 exceeded. Current burst rate is 6 per second, max configured rate is 10; Current average rate is 13 per second, max configured rate is 5; Cumulative total count is 8127 |
Any suggestions would be great
