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Update Network_Configuration.ps1
V1.2
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‎Network_Configuration.ps1‎

Lines changed: 134 additions & 50 deletions
Original file line numberDiff line numberDiff line change
@@ -11,8 +11,7 @@ function Get-PrefixLength {
1111
if ($SubnetInput -match "^\d+(\.\d+){3}$") {
1212
# It's a subnet mask like 255.255.255.0
1313
$binarySubnetMask = [Convert]::ToString([IPAddress]::Parse($SubnetInput).Address, 2).PadLeft(32, '0')
14-
$prefixLength = ($binarySubnetMask -split '').Where({ $_ -eq '1' }).Count
15-
return $prefixLength
14+
return ($binarySubnetMask -split '').Where({ $_ -eq '1' }).Count
1615
} elseif ($SubnetInput -match "^\d+$") {
1716
# It's a prefix length like 24
1817
return [int]$SubnetInput
@@ -26,6 +25,22 @@ function Get-PrefixLength {
2625

2726
# Define the path to save the configuration securely
2827
$configPath = "$env:USERPROFILE\static_ip_config.xml"
28+
$interfacePath = "$env:USERPROFILE\selected_interface.txt"
29+
30+
# Function to save selected interface
31+
function Save-SelectedInterface {
32+
param ([string]$InterfaceName)
33+
Set-Content -Path $interfacePath -Value $InterfaceName
34+
}
35+
36+
# Function to load selected interface
37+
function Load-SelectedInterface {
38+
if (Test-Path $interfacePath) {
39+
return Get-Content -Path $interfacePath
40+
} else {
41+
return $null
42+
}
43+
}
2944

3045
# Function to save static IP configuration
3146
function Save-StaticIPConfig {
@@ -59,22 +74,6 @@ function Load-StaticIPConfig {
5974
}
6075
}
6176

62-
# Function to manually enter static IP configuration
63-
function Enter-StaticIPConfig {
64-
Write-Host "Enter the static IP configuration:" -ForegroundColor Cyan
65-
$IPAddress = Read-Host "Enter IP Address (e.g., 192.168.1.25)"
66-
$SubnetMask = Read-Host "Enter Subnet Mask or Prefix Length (e.g., 255.255.255.0, 24, or /24)"
67-
$Gateway = Read-Host "Enter Gateway (e.g., 192.168.1.1)"
68-
$PrimaryDNS = Read-Host "Enter Primary DNS (e.g., 1.1.1.1)"
69-
$SecondaryDNS = Read-Host "Enter Secondary DNS (e.g., 1.0.0.1)"
70-
71-
# Validate and convert subnet input
72-
$prefixLength = Get-PrefixLength -SubnetInput $SubnetMask
73-
74-
# Save both forms for future use
75-
Save-StaticIPConfig -IPAddress $IPAddress -SubnetMask $SubnetMask -Gateway $Gateway -PrimaryDNS $PrimaryDNS -SecondaryDNS $SecondaryDNS
76-
}
77-
7877
# Function to set static IP configuration
7978
function Set-StaticIP {
8079
param (
@@ -88,6 +87,7 @@ function Set-StaticIP {
8887

8988
Write-Host "Setting static IP configuration..." -ForegroundColor Cyan
9089

90+
# Validate and convert subnet input
9191
$prefixLength = Get-PrefixLength -SubnetInput $SubnetMask
9292

9393
# Remove existing IP configurations to avoid conflicts
@@ -111,7 +111,6 @@ function Set-StaticIP {
111111
Write-Host "Static IP configuration applied successfully." -ForegroundColor Green
112112
}
113113

114-
# Function to set DHCP configuration
115114
function Set-DHCP {
116115
param ([string]$InterfaceName)
117116

@@ -167,7 +166,7 @@ function Set-DHCP {
167166
function Show-IPInfo {
168167
param ([string]$InterfaceName)
169168

170-
Write-Host "Fetching current IP configuration..." -ForegroundColor Cyan
169+
Write-Host "Fetching current IP configuration for interface: $InterfaceName..." -ForegroundColor Cyan
171170

172171
$ipInfo = Get-NetIPAddress -InterfaceAlias $InterfaceName -ErrorAction SilentlyContinue
173172
$dnsInfo = Get-DnsClientServerAddress -InterfaceAlias $InterfaceName -ErrorAction SilentlyContinue
@@ -193,66 +192,151 @@ function Show-IPInfo {
193192
}
194193
}
195194

196-
# Function to select network interface
195+
# Function to select network interface with advanced options
197196
function Select-NetworkInterface {
198-
$interfaces = Get-NetAdapter | Where-Object { $_.Status -eq "Up" }
199-
if ($interfaces.Count -eq 0) {
200-
Write-Host "No active network interfaces found." -ForegroundColor Red
201-
exit
202-
}
197+
$showDownInterfaces = $false # Toggle for showing/hiding down interfaces
198+
199+
while ($true) {
200+
# Filter interfaces based on the toggle
201+
if ($showDownInterfaces) {
202+
$interfaces = Get-NetAdapter
203+
} else {
204+
$interfaces = Get-NetAdapter | Where-Object { $_.Status -eq "Up" }
205+
}
206+
207+
if ($interfaces.Count -eq 0) {
208+
Write-Host "No network interfaces found with the current filter." -ForegroundColor Red
209+
$showDownInterfaces = $true # Automatically show down interfaces in case of no results
210+
continue
211+
}
203212

204-
Write-Host "Available Network Interfaces:" -ForegroundColor Cyan
205-
$interfaces | ForEach-Object { Write-Host "$($_.InterfaceIndex): $($_.Name)" }
213+
Write-Host "`nAvailable Network Interfaces:" -ForegroundColor Cyan
214+
$interfaces | ForEach-Object {
215+
Write-Host "$($_.InterfaceIndex): $($_.Name) (MAC: $($_.MacAddress)) - Status: $($_.Status)"
216+
}
206217

207-
$selectedIndex = Read-Host "Enter the number corresponding to the desired interface"
208-
$selectedInterface = $interfaces | Where-Object { $_.InterfaceIndex -eq [int]$selectedIndex }
218+
Write-Host "`nOptions:"
219+
Write-Host "Enter the number corresponding to the desired interface."
220+
Write-Host "Press 'r' to rescan interfaces."
221+
Write-Host "Press 't' to toggle hiding/unhiding down interfaces."
222+
Write-Host "Press 'q' to quit interface selection."
209223

210-
if ($null -eq $selectedInterface) {
211-
Write-Host "Invalid selection. Exiting..." -ForegroundColor Red
212-
exit
213-
}
224+
$input = Read-Host "Your choice"
214225

215-
Write-Host "Selected Interface: $($selectedInterface.Name)" -ForegroundColor Green
216-
return $selectedInterface.Name
226+
switch ($input.ToLower()) {
227+
"r" {
228+
Write-Host "Rescanning interfaces..." -ForegroundColor Yellow
229+
continue # Rescan interfaces
230+
}
231+
"t" {
232+
$showDownInterfaces = -not $showDownInterfaces
233+
Write-Host "Toggled interface visibility. Showing down interfaces: $showDownInterfaces" -ForegroundColor Yellow
234+
continue # Refresh list
235+
}
236+
"q" {
237+
Write-Host "Exiting interface selection..." -ForegroundColor Cyan
238+
return $null
239+
}
240+
default {
241+
if ($input -match "^\d+$") {
242+
$inputInt = [int]$input # Convert input to integer
243+
$selectedInterface = $interfaces | Where-Object { $_.InterfaceIndex -eq $inputInt }
244+
if ($null -ne $selectedInterface) {
245+
Write-Host "Selected Interface: $($selectedInterface.Name)" -ForegroundColor Green
246+
Save-SelectedInterface -InterfaceName $selectedInterface.Name
247+
return $selectedInterface.Name
248+
} else {
249+
Write-Host "Invalid selection. Please try again." -ForegroundColor Red
250+
}
251+
} else {
252+
Write-Host "Invalid input. Please enter a valid number." -ForegroundColor Red
253+
}
254+
}
255+
}
256+
}
217257
}
218258

219259
# Main logic
220-
$interfaceName = Select-NetworkInterface
260+
$interfaceName = Load-SelectedInterface
261+
if (-not $interfaceName) {
262+
$interfaceName = Select-NetworkInterface
263+
}
221264

222265
while ($true) {
223-
Write-Host "Please select an option:" -ForegroundColor Yellow
224-
Write-Host "1. Set static IP configuration (use saved settings)"
266+
Write-Host "`nPlease select an option:" -ForegroundColor Yellow
267+
Write-Host "1. Set static IP configuration manually"
225268
Write-Host "2. Set DHCP configuration"
226269
Write-Host "3. Show current IP configuration"
227270
Write-Host "4. Enter and save static IP configuration"
228-
Write-Host "5. Exit"
271+
Write-Host "5. Load saved static IP configuration"
272+
Write-Host "6. Change network interface"
273+
Write-Host "7. Exit"
229274

230275
$choice = Read-Host "Enter your choice"
231276

232277
switch ($choice) {
233278
"1" {
279+
# Set static IP configuration manually
280+
$IPAddress = Read-Host "Enter IP Address (e.g., 192.168.1.25)"
281+
$SubnetMask = Read-Host "Enter Subnet Mask (e.g., 255.255.255.0)"
282+
$Gateway = Read-Host "Enter Gateway (e.g., 192.168.1.1)"
283+
$PrimaryDNS = Read-Host "Enter Primary DNS (e.g., 1.1.1.1)"
284+
$SecondaryDNS = Read-Host "Enter Secondary DNS (e.g., 1.0.0.1)"
285+
Set-StaticIP -InterfaceName $interfaceName `
286+
-IPAddress $IPAddress `
287+
-SubnetMask $SubnetMask `
288+
-Gateway $Gateway `
289+
-PrimaryDNS $PrimaryDNS `
290+
-SecondaryDNS $SecondaryDNS
291+
}
292+
"2" {
293+
# Set DHCP configuration
294+
Set-DHCP -InterfaceName $interfaceName
295+
}
296+
"3" {
297+
# Show current IP configuration
298+
Show-IPInfo -InterfaceName $interfaceName
299+
}
300+
"4" {
301+
# Save static IP configuration
302+
$IPAddress = Read-Host "Enter IP Address (e.g., 192.168.1.25)"
303+
$SubnetMask = Read-Host "Enter Subnet Mask (e.g., 255.255.255.0)"
304+
$Gateway = Read-Host "Enter Gateway (e.g., 192.168.1.1)"
305+
$PrimaryDNS = Read-Host "Enter Primary DNS (e.g., 1.1.1.1)"
306+
$SecondaryDNS = Read-Host "Enter Secondary DNS (e.g., 1.0.0.1)"
307+
Save-StaticIPConfig -IPAddress $IPAddress `
308+
-SubnetMask $SubnetMask `
309+
-Gateway $Gateway `
310+
-PrimaryDNS $PrimaryDNS `
311+
-SecondaryDNS $SecondaryDNS
312+
}
313+
"5" {
314+
# Load and apply saved static IP configuration
234315
$config = Load-StaticIPConfig
235316
if ($config) {
317+
Write-Host "Loaded Configuration:" -ForegroundColor Green
318+
Write-Host "IP Address: $($config.IPAddress)"
319+
Write-Host "Subnet Mask: $($config.SubnetMask)"
320+
Write-Host "Gateway: $($config.Gateway)"
321+
Write-Host "Primary DNS: $($config.PrimaryDNS)"
322+
Write-Host "Secondary DNS: $($config.SecondaryDNS)"
323+
236324
Set-StaticIP -InterfaceName $interfaceName `
237325
-IPAddress $config.IPAddress `
238326
-SubnetMask $config.SubnetMask `
239327
-Gateway $config.Gateway `
240328
-PrimaryDNS $config.PrimaryDNS `
241329
-SecondaryDNS $config.SecondaryDNS
242330
} else {
243-
Write-Host "No saved configuration to apply." -ForegroundColor Red
331+
Write-Host "No static IP configuration found. Please ensure the configuration is saved." -ForegroundColor Yellow
244332
}
245333
}
246-
"2" {
247-
Set-DHCP -InterfaceName $interfaceName
248-
}
249-
"3" {
250-
Show-IPInfo -InterfaceName $interfaceName
251-
}
252-
"4" {
253-
Enter-StaticIPConfig
334+
"6" {
335+
# Change network interface
336+
$interfaceName = Select-NetworkInterface
254337
}
255-
"5" {
338+
"7" {
339+
# Exit the script
256340
Write-Host "Exiting..." -ForegroundColor Cyan
257341
exit
258342
}

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