Update troubleshoot-vm-connectivity.md

gmoseley-MSFT · web-flow · commit c563a767ab6f · 2025-01-28T09:22:30.000-06:00
diff --git a/articles/virtual-network/troubleshoot-vm-connectivity.md b/articles/virtual-network/troubleshoot-vm-connectivity.md
@@ -27,6 +27,7 @@ To resolve these problems, follow the steps in the following section.
 > You can use the following:
 > * `netstat -an` to list the ports that the VM is listening to
 > * Test-NetConnection module in PowerShell to display diagnostic information for a connection such as ping test and tcp test
+> * Ensure to utilize tcping or other TCP-based testing tools, as ICMP traffic is deprioritized by many networking devices. Using TCP tests provides more consistent and reliable results, especially in Azure environments.
 > 
 ## Resolution
 

Original file line number	Diff line number	Diff line change
`@@ -27,6 +27,7 @@ To resolve these problems, follow the steps in the following section.`
`27`	`27`	`> You can use the following:`
`28`	`28`	> * `netstat -an` to list the ports that the VM is listening to
`29`	`29`	`> * Test-NetConnection module in PowerShell to display diagnostic information for a connection such as ping test and tcp test`
	`30`	`+> * Ensure to utilize tcping or other TCP-based testing tools, as ICMP traffic is deprioritized by many networking devices. Using TCP tests provides more consistent and reliable results, especially in Azure environments.`
`30`	`31`	`>`
`31`	`32`	`## Resolution`
`32`	`33`