[NeMo-DDoS-List] FW: [Geant NeMo] #223520 UPD CRIT: IUCC (AS378) - "3 alerts" [IUCC] [Customer] [Email_Analysis]

[Hank Nussbacher]

________________________________________
From: nemo-ddos at host.geant.org <nemo-ddos at host.geant.org>
Sent: Saturday, December 6, 2025 6:11:12 AM (UTC+02:00) Jerusalem
To: soc at geant.org
Subject: [Geant NeMo] #223520 UPD CRIT: IUCC (AS378) - "3 alerts" [IUCC] [Customer] [Email_Analysis]

Aggregated 3 alerts. Upgraded to severity Critical.

Alert ID: 223520
Status: Open
Severity: Critical

Start Time: 2025-12-06 04:05:59
End Time: ongoing
Start Time (Europe/Berlin): 2025-12-06 05:05:59
End Time (Europe/Berlin): ongoing
Duration: 6 min

First Event Seen: 2025-12-06 04:03:00
Last Event Seen: 2025-12-06 04:09:00
Event Count: 18

Trigger: Multiple Alerts (ID 31)

Alert Description:
Aggregated 3 alerts.

Affected Objects:
        Type              Name       Event Count
---------------------------------------------------
Autonomoussystem    IUCC (AS378)          18

Child Alerts:
  Alert ID        Description
--------------------------------------
223521      High ACK packet rate.
223518      High packet rate.
223519      High TCP packet rate.


Further Details:
https://secondary.nemo.geant.org/alerts/details/223520/

All times expressed in UTC.