New-FirewallRule.ps1

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    SRC:
    Doc.MS:
    Manual: https://ss64.com/ps
    Help: get-help <cmdlet> -online

    Elevated: Y

    PowerShell ver. 3

    GUI:  wf.msc -> https://imgur.com/2WSadxZ

    O/P:

    Args:
        -Protocol ICMPv4 | ICMPv6
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    mp4:
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#https://imgur.com/HMr8yJR
new-NetFirewallRule -DisplayName "DHCP Server v4 (UDP-in)" -Description "An inbound rule to allow traffic to the IPv4 Dynamic Host Control Protocol Server. [UDP 69]" -Enabled:true -protocol udp -localPort 69 -program %systemRoot%\system32\svchost.exe -group "DHCP Server" -direction Inbound

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New-NetFirewallRule -DisplayName "Allow inbound ICMPv4" -Direction Inbound -Protocol ICMPv4 -IcmpType 8 -RemoteAddress <localsubnet> -Action Allow