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James_H

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James_H Newbie ✭

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  • We still haven't been able to connect with SonicWall regarding this. We are waiting to have a machine that comes in with the issue that we can work with for a while, so we can call in for some screen sharing / packet sniffing with SonicWall support. A couple of things we found: Often, when we would run Fiddler during the…
    in NetExtender - Windows Proxy - Microsoft Apps and Authentication Issues Comment by James_H March 2023
  • When we turned on GEO blocking, we basically set it to the whole world except for a few countries in the Americas and Europe. With these locations blocked, we started losing access to email and other Office 365 services. I assumed it was because these services have servers hosted all over the globe. When we turned the GEO…
    in TCP Xmas tree dropped, TCP Null flag dropped - recommendations Comment by James_H March 2022
  • We are seeing a lot of Xmas Tree packets coming out of China as well. When I see them come from the same IP frequently, I add them to an address object group and set a rule to drop them. Geo-Filtering causes us issues with Office 365 so we have not used it much. Doing it this way is going to create a mess in the address…
    in TCP Xmas tree dropped, TCP Null flag dropped - recommendations Comment by James_H February 2022