[NeMo-DDoS-List] FW: [Geant NeMo] #187148 END CRIT: IUCC (AS378) - "Normal SYN:ACK ratio" [IUCC] [Customer] [Email_Analysis]

[Hank Nussbacher]

________________________________________
From: nemo-ddos at geant.org <nemo-ddos at geant.org>
Sent: Thursday, September 21, 2023 1:16:20 AM (UTC+02:00) Jerusalem
To: soc at geant.org
Subject: [Geant NeMo] #187148 END CRIT: IUCC (AS378) - "Normal SYN:ACK ratio" [IUCC] [Customer] [Email_Analysis]

Alert closed: The SYN:ACK packet ratio on
  autonomoussystem IUCC (AS378)
returned to normal values.

Alert ID: 187148
Status: Closed
Severity: Critical

Start Time: 2023-09-20 20:20:20
End Time: 2023-09-20 22:16:08
Start Time (Europe/Berlin): 2023-09-20 22:20:20
End Time (Europe/Berlin): 2023-09-21 00:16:08
Duration: 1 h, 56 min

First Event Seen: 2023-09-20 20:18:00
Last Event Seen: 2023-09-20 22:06:00
Event Count: 71

Trigger: Abnormal SYN / ACK Ratio (AS) (Email_Anal) (ID 59)

Alert Description:
Abnormal SYN:ACK packet ratio

Affected Objects:
        Type              Name       Event Count
---------------------------------------------------
Autonomoussystem    IUCC (AS378)          71



Further Details:
https://primary.nemo.geant.org/alerts/details/187148/

All times expressed in UTC.