[NeMo-DDoS-List] FW: [Geant NeMo] #245859 UPD WARN: IUCC (AS378) - "2 alerts" [Customer] [IUCC] [Email_Analysis]

[Hank Nussbacher]

________________________________________
From: nemo-ddos at host.geant.org <nemo-ddos at host.geant.org>
Sent: Monday, April 27, 2026 12:00:05 PM (UTC+02:00) Jerusalem
To: soc at geant.org
Subject: [Geant NeMo] #245859 UPD WARN: IUCC (AS378) - "2 alerts" [Customer] [IUCC] [Email_Analysis]

Aggregated 2 alerts. Upgraded to severity Warning.

Alert ID: 245859
Status: Open
Severity: Warning

Start Time: 2026-04-27 08:57:02
End Time: ongoing
Start Time (Europe/Berlin): 2026-04-27 10:57:02
End Time (Europe/Berlin): ongoing
Duration: 3 min

First Event Seen: 2026-04-27 08:54:00
Last Event Seen: 2026-04-27 08:58:00
Event Count: 8

Trigger: Multiple Alerts (ID 31)

Alert Description:
Aggregated 2 alerts.

Affected Objects:
        Type              Name       Event Count
---------------------------------------------------
Autonomoussystem    IUCC (AS378)          8

Child Alerts:
  Alert ID                    Description
--------------------------------------------------------------
245857      High SYN packet rate.
245858      Abnormal ratio of SYN packets to ACK packets.


Further Details:
https://secondary.nemo.geant.org/alerts/details/245859/

All times expressed in UTC.