NAV - WTF is this all about???????????????
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From Norton's site...
Invalid TCP Destination Port
Severity: Low
This attack poses a minor threat. Corrective action may not be possible or is not required.
Attack Category: Suspicious Activity
Anomalous network conditions or traffic patterns. A suspicious activity signature, for example, might detect two systems with identical IP addresses, a condition that indicates an attempted IP spoofing attack.
Description
This attack signature detects packets with a TCP destination port of 0. 0 is an invalid value for the TCP destination port and must not be used.
Hackers sometime send TCP packets with a destination port of 0 as a means of fingerprinting/profiling your operating system.
False Positive
None.
Invalid TCP Destination Port
Severity: Low
This attack poses a minor threat. Corrective action may not be possible or is not required.
Attack Category: Suspicious Activity
Anomalous network conditions or traffic patterns. A suspicious activity signature, for example, might detect two systems with identical IP addresses, a condition that indicates an attempted IP spoofing attack.
Description
This attack signature detects packets with a TCP destination port of 0. 0 is an invalid value for the TCP destination port and must not be used.
Hackers sometime send TCP packets with a destination port of 0 as a means of fingerprinting/profiling your operating system.
False Positive
None.
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