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I0OJJ > SYSOP 17.02.21 21:16l 19 Lines 591 Bytes #999 (0) @ WW
BID : H2VI0OJJ_001
Read: GUEST
Subj: SYN flooding attacks
Path: IW8PGT<IZ3LSV<I3XTY<I0OJJ
Sent: 210217/2016z @:I0OJJ.ITA.EU [Rome] obcm1.08-5-g2f4a
From: I0OJJ @ I0OJJ.ITA.EU (Gustavo)
To: SYSOP @ WW
X-Info: Sent with login password
X-Info: Received by SMTP-gateway
WARNING about 'SYN flooding' attacks reported by the latest kernel
as below, at my facility:
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Linux ir0rm-7.ampr.org 5.10.16-smp #1 SMP Sun Feb 14 18:54:55 CST 2021
i686 Intel(R) Celeron(R) CPU J1900 @ 1.99GHz GenuineIntel GNU/Linux
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Feb 16 19:23:47 ir0rm-7 kernel: TCP: request_sock_TCP: Possible SYN
flooding on port 4000. Sending cookies. Check SNMP counters.
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--
73 and ciao, gustavo i0ojj/ir0aab/ir0eq
non multa, sed multum
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