[NeMo-DDoS-List] FW: [Geant NeMo] #243489 NEW 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 20, 2026 4:54:53 AM (UTC+02:00) Jerusalem
To: soc at geant.org
Subject: [Geant NeMo] #243489 NEW WARN: IUCC (AS378) - "2 alerts" [Customer] [IUCC] [Email_Analysis]

Aggregated 2 alerts. Opened with severity Warning.

Alert ID: 243489
Status: Open
Severity: Warning

Start Time: 2026-04-20 01:48:48
End Time: ongoing
Start Time (Europe/Berlin): 2026-04-20 03:48:48
End Time (Europe/Berlin): ongoing
Duration: 6 min

First Event Seen: 2026-04-20 01:46:00
Last Event Seen: 2026-04-20 01:53:00
Event Count: 6

Trigger: Multiple Alerts (ID 31)

Alert Description:
Aggregated 2 alerts.

Affected Objects:
        Type              Name       Event Count
---------------------------------------------------
Autonomoussystem    IUCC (AS378)          6

Child Alerts:
  Alert ID                    Description
--------------------------------------------------------------
243488      High packet rate.
243487      Abnormal ratio of SYN packets to ACK packets.


Further Details:
https://secondary.nemo.geant.org/alerts/details/243489/

All times expressed in UTC.