Error when sending windows events to splunk enterprise using powershell

[991423214]

I am trying to send events from my host machine to splunk using HEC.

My Function:

Invoke-RestMethod -Method Post -Uri $hecUri -Headers @{"Authorization" = "Splunk $hecToken"} -Body $jsonEventData -ContentType "application/json"

Error: 

Invoke-RestMethod : Unable to connect to the remote server
At C:\Users\myusername\OneDrive\Desktop\Lab3.ps1:29 char:1
+ Invoke-RestMethod -Method Post -Uri $hecUri -Headers @{"Authorization ...
+ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+ CategoryInfo : NotSpecified: (:) [Invoke-RestMethod], WebException
+ FullyQualifiedErrorId : System.Net.WebException,Microsoft.PowerShell.Commands.InvokeRestMethodCommand

[VatsalJagani]

@991423214 - There aren't a lot of details in your error messages. But below line suggest there could possibly be a connectivity issue between your machine and Splunk.

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At C:\Users\myusername\OneDrive\Desktop\Lab3.ps1:29 char:1

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Also, I see you are trying to send events via HEC (Http Event Collector). Have you enabled the HEC from Global settings?

I hope this helps!! Kindly upvote if it does!!!