NSA 4600 - dropped packets for invalid TCP Flag #1

UTCTech · October 2021

Getting some dropped packets on the sonicwall with the below error

any idea what could be causing this.

DROPPED, Drop Code: 70(Invalid TCP Flag(#1)), Module Id: 25(network), (Ref.Id: _5712_uyHtJcpfngKrRmv) 1:3)

Seen this but not resolved the issues (noticed the flag is #2 not #1)

UTCTech · October 2021

This is on a NSA 4600 with firmware ver 6.5.4.8-89

Nevyaditha · October 2021

Can you please follow the KB below:

This article describes how to workaround the drop "(Invalid TCP Flag(#2)), Module Id: 25(network)" due to network issues.

Regards

Answers