[PowerShell] SmartBill Port Configuration

[Requirements]

- For Korean customers implementing E-Tax and VAT module addon, Powershell script setting up port open is beneficial to reduce set up time and eliminate human errors.

 

[OS] 

Windows 10

 

[Development Language]

PowerShell

 

[IDE]

PowerShell ISE

 

[Setting]

#Enable firewall setting
Set-ExecutionPolicy -Scope Process -ExecutionPolicy Bypass

 

[Code]

function Add-FirewallRules {
    param(
        [Parameter(Mandatory = $true)]
        [Array]$Rules
    )

    foreach ($rule in $Rules) {

        $name      = $rule.DisplayName
        $port      = $rule.Port
        $direction = $rule.Direction
        $ip        = $rule.IP

        if ($direction -eq "Inbound") {
            New-NetFirewallRule `
                -DisplayName $name `
                -Direction Inbound `
                -Protocol TCP `
                -LocalPort $port `
                -RemoteAddress $ip `
                -Action Allow

            Write-Host "Created Inbound rule: $name (Port $port, IP $ip)"
        }
        elseif ($direction -eq "Outbound") {
            New-NetFirewallRule `
                -DisplayName $name `
                -Direction Outbound `
                -Protocol TCP `
                -RemotePort $port `
                -RemoteAddress $ip `
                -Action Allow

            Write-Host "Created Outbound rule: $name (Port $port, IP $ip)"
        }
        else {
            Write-Host "Invalid direction value: $direction"
        }
    }
}

# =======================================
# ▶ 실행 예시 (여기에 룰을 원하는 만큼 추가)
# =======================================

$firewallRules = @(
    # Port 389 / Outbound
    @{
        DisplayName = "SmartBill_전자세금계산서_LDAP"
        Port        = 389
        Direction   = "Outbound"
        IP          = @("203.233.91.35", "203.242.205.156", "210.207.195.77", "211.192.169.180", "211.35.96.26")
    },   

    # Port 443 / Outbound
    @{
        DisplayName = "SmartBill_전자세금계산서_스마트빌"
        Port        = 443
        Direction   = "Outbound"
        IP          = @("183.111.188.142","58.181.27.25")
    },
    
    # Port 30000 or 443 / Inbound
    @{
        DisplayName = "SmartBill_전자세금계산서_스마트빌 개발"
        Port        = @(443, 30000)
        Direction   = "Inbound"
        IP          = @("183.111.188.142", "58.181.27.25")
    },

    # Port 22 / Outbound
    @{
        DisplayName = "SmartBill_전자세금계산서_자동업데이트"
        Port        = 22
        Direction   = "Outbound"
        IP          = @("183.111.188.142", "58.181.27.25")
    },

    # Port 3389 / Inbound
    @{
        DisplayName = "원격접속"
        Port        = 3389
        Direction   = "Outbound"
        IP          = "58.181.27.16"
    }
)

# ▶ 실제 실행
Add-FirewallRules -Rules $firewallRules

 

[Test]

Ran on my PC and it works well.

 

 

[Lesson Learned]

For firewall setting via PowerShell script, enable the related policy and run PowerShell with admin. right

 

#Enable firewall setting
Set-ExecutionPolicy -Scope Process -ExecutionPolicy Bypass