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Forum Discussion
jmstanley
Nov 27, 2025Follower
gs108v2 gs308ep DoS
I have both of those switches... The port turns off and has to be enabled to back on.
The gs108v2 is connected to the gs308ep (poe is turned of on port 1 which connects to the gs108v2 port 1). There is a cisco access point connected to the gs308ep.
The gs 108v2 log show this:
<11> Nov 27 15:21:43 192.168.2.*-1 DOS[2169089684]: broad_system.c(4623) 16066 %% Dos Attack:ICMP erroneous packet received on the interface 1
<11> Nov 27 15:21:45 192.168.2.*-1 DOS[2178647972]: dos_api.c(586) 16068 %% Interface 1 has been shut down by Dos attack notification
What has to done to fix this? This seems to be triggered by an iphone or either the router which has a static address connected to the gs108v2 switch. I just can't see it being the router? Their seems to other post around about this but no real fixes? Both switches have current firmware updated.
Thanks
3 Replies
- StephenBGuru - Experienced User
jmstanley wrote:
gs 108v2
This particular model is an unmanaged switch - so no logs.
Are you sure you have the exact model info?
Or did you mean to say the GS308ep log?
- jmstanleyFollower
Correct it's a smart switch not a fully managed switch... The model info I gave is correct also.
Thanks for the reply.
- StephenBGuru - Experienced User
jmstanley wrote:
The model info I gave is correct
Are you sure you didn't mean the GS108eV2 or the GS108Tv2?
The GS108T has a control to disable DOS attacks, the GS108e doesn't (at least nothing in the manual)
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