[NeMo-DDoS-List] FW: [Geant NeMo] #240858 UPD CRIT: IUCC (AS378) - "3 alerts" [Customer] [IUCC] [Email_Analysis]

[Hank Nussbacher]

________________________________________
From: nemo-ddos at host.geant.org <nemo-ddos at host.geant.org>
Sent: Friday, April 10, 2026 2:31:08 PM (UTC+02:00) Jerusalem
To: soc at geant.org
Subject: [Geant NeMo] #240858 UPD CRIT: IUCC (AS378) - "3 alerts" [Customer] [IUCC] [Email_Analysis]

Aggregated 3 alerts. Upgraded to severity Critical.

Alert ID: 240858
Status: Open
Severity: Critical

Start Time: 2026-04-10 11:26:53
End Time: ongoing
Start Time (Europe/Berlin): 2026-04-10 13:26:53
End Time (Europe/Berlin): ongoing
Duration: 5 min

First Event Seen: 2026-04-10 11:24:00
Last Event Seen: 2026-04-10 11:29:00
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
--------------------------------------
240856      High ACK packet rate.
240857      High packet rate.
240855      High TCP packet rate.


Further Details:
https://secondary.nemo.geant.org/alerts/details/240858/

All times expressed in UTC.