[NeMo-DDoS-List] FW: [Geant NeMo] #406319 UPD CRIT: IUCC (AS378) - "4 alerts" [IUCC] [Email_Analysis] [Customer]

[Hank Nussbacher]

________________________________________
From: nemo-ddos at host.geant.org <nemo-ddos at host.geant.org>
Sent: Saturday, February 14, 2026 12:54:40 PM (UTC+02:00) Jerusalem
To: soc at geant.org
Subject: [Geant NeMo] #406319 UPD CRIT: IUCC (AS378) - "4 alerts" [IUCC] [Email_Analysis] [Customer]

Aggregated 4 alerts. Upgraded to severity Critical.

Alert ID: 406319
Status: Open
Severity: Critical

Start Time: 2026-02-14 10:47:26
End Time: ongoing
Start Time (Europe/Berlin): 2026-02-14 11:47:26
End Time (Europe/Berlin): ongoing
Duration: 8 min

First Event Seen: 2026-02-14 10:45:00
Last Event Seen: 2026-02-14 10:53:00
Event Count: 27

Trigger: Multiple Alerts (ID 15)

Alert Description:
Aggregated 4 alerts.

Affected Objects:
        Type              Name       Event Count
---------------------------------------------------
Autonomoussystem    IUCC (AS378)          27

Child Alerts:
  Alert ID            Description
----------------------------------------------
406317      High SYN packet rate
406318      Abnormal SYN:ACK packet ratio
406320      High TCP packet rate
406321      High packet rate


Further Details:
https://primary.nemo.geant.org/alerts/details/406319/

All times expressed in UTC.