Windows 2019
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Initial Settings : Allow ICMP Echo Reply
2019/02/04
 
The default setting of Windows Firewall blocks ICMP, so the Server will never reply from other Hosts with ping command. If you'd like to allow ICMP, Set like follows.
On CUI configuration, set like follows.
[1] Run PowerShell with Admin Privilege and Configure like follows.
Windows PowerShell
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# allow ICMPv4
PS C:\Users\Administrator> New-NetFirewallRule `
-Name 'ICMPv4' `
-DisplayName 'ICMPv4' `
-Description 'Allow ICMPv4' `
-Profile Any `
-Direction Inbound `
-Action Allow `
-Protocol ICMPv4 `
-Program Any `
-LocalAddress Any `
-RemoteAddress Any 

# confirm setting
PS C:\Users\Administrator> Get-NetFirewallRule | Where-Object Name -Like 'ICMPv4' 

Name                  : ICMPv4
DisplayName           : ICMPv4
Description           : Allow ICMPv4
DisplayGroup          :
Group                 :
Enabled               : True
Profile               : Any
Platform              : {}
Direction             : Inbound
Action                : Allow
EdgeTraversalPolicy   : Block
LooseSourceMapping    : False
LocalOnlyMapping      : False
Owner                 :
PrimaryStatus         : OK
Status                : The rule was parsed successfully from the store. (65536)
EnforcementStatus     : NotApplicable
PolicyStoreSource     : PersistentStore
PolicyStoreSourceType : Local
Initial Settings : Allow ICMP Echo Reply (GUI)
 
On GUI configuration, set like follows.
[2] Run [Server Manager] and open [Tools] - [Windows Defender Firewall with Advanced Security].
[3] Select [Inbound Rules] on the left pane and click [New Rule] on the right pane.
[4] Select [Custom].
[5] Select [All programs].
[6] Select [ICMPv4] on the [Protocol Type].
[7] Specify the range of network for allow ICMP.
[8] Select [Allow the connection].
[9] Select the network profiles which you'd like to allow ICMP.
[10] Input any name for [Name] field. It's OK all, your Server will reply to ping command from other Hosts.
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