[NeMo-DDoS-List] FW: [Geant NeMo] #241092 UPD WARN: IUCC (AS378) - "3 alerts" [Customer] [IUCC] [Email_Analysis]

[Hank Nussbacher]

________________________________________
From: nemo-ddos at host.geant.org <nemo-ddos at host.geant.org>
Sent: Saturday, April 11, 2026 5:05:11 PM (UTC+02:00) Jerusalem
To: soc at geant.org
Subject: [Geant NeMo] #241092 UPD WARN: IUCC (AS378) - "3 alerts" [Customer] [IUCC] [Email_Analysis]

Aggregated 3 alerts. Upgraded to severity Warning.

Alert ID: 241092
Status: Open
Severity: Warning

Start Time: 2026-04-11 14:03:58
End Time: ongoing
Start Time (Europe/Berlin): 2026-04-11 16:03:58
End Time (Europe/Berlin): ongoing
Duration: 2 min

First Event Seen: 2026-04-11 14:01:00
Last Event Seen: 2026-04-11 14:03:00
Event Count: 7

Trigger: Multiple Alerts (ID 31)

Alert Description:
Aggregated 3 alerts.

Affected Objects:
        Type              Name       Event Count
---------------------------------------------------
Autonomoussystem    IUCC (AS378)          7

Child Alerts:
  Alert ID                    Description
--------------------------------------------------------------
241090      Abnormal ratio of SYN packets to ACK packets.
241091      High SYN packet rate.
241093      High packet rate.


Further Details:
https://secondary.nemo.geant.org/alerts/details/241092/

All times expressed in UTC.