I did create one manually with the same name but have deleted it to run the script.   Yes, I am running it from an administrative PowerShell?   ... View more

Tbh, then I don't know what's going on. It seems to me that they shouldn't be going through. As a last resort I'd probably try a packet capture on the WAN port of the MX to see that I actually see those pings going out to make sure we're not overlooking something. VPN software on the laptop may be causing the traffic to be encapsulated. ... View more