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Firewall question

mfony
mfony asked
on
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Last Modified: 2015-03-13
Can anyone tell me exactly what this message means?

Time
17:44.8

Priority
Alert

Category
Intrusion Prevention

Message
IPS Detection Alert: ICMP Destination Unreachable (Port Unreachable), SID: 310, Priority: Low

Source
10.0.7.147, 63210, X0, S-W8

Destination
10.0.200.201, 53, X5, M-201

The source is a workstation on my LAN. Is it trying to do something bad or is someone using it to do something bad?

Thanks for your help.
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