Revert "Enable support for multi auth for p2sVpnGateway (#13749)" (#13764)

This reverts commit 42b6219.

Author: neethirshetty

src/Network/Network/ChangeLog.md

@@ -21,8 +21,6 @@
 ## Upcoming Release
 * Bugfix in Remove peering and connection commandlet for ExpressrouteCircuit scenario
     - Remove-AzExpressRouteCircuitPeeringConfig and Remove-AzExpressRouteCircuitConnectionConfig
-* Added multiple Authentication support for p2sVpnGateway
-    - Updated `New-AzVpnServerConfiguration` and `Update-AzVpnServerConfiguration` to allow multiple authentication parameters to be set.
 ## Version 4.3.0
 * Updated below cmdlet 
     - `New-AzLoadBalancerFrontendIpConfigCommand`, `Set-AzLoadBalancerFrontendIpConfigCommand`, `Add-AzLoadBalancerFrontendIpConfigCommand`:

src/Network/Network/Cortex/VpnServerConfiguration/NewAzureRmVpnServerConfigurationCommand.cs

@@ -31,6 +31,7 @@ namespace Microsoft.Azure.Commands.Network
 
     [Cmdlet(VerbsCommon.New,
         ResourceManager.Common.AzureRMConstants.AzureRMPrefix + "VpnServerConfiguration",
+        DefaultParameterSetName = CortexParameterSetNames.ByVpnServerConfigurationName + CortexParameterSetNames.ByCertificateAuthentication,
         SupportsShouldProcess = true),
         OutputType(typeof(PSVpnServerConfiguration))]
     public class NewAzureRmVpnServerConfigurationCommand : VpnServerConfigurationBaseCmdlet
@@ -75,54 +76,64 @@ public class NewAzureRmVpnServerConfigurationCommand : VpnServerConfigurationBas
 
         [Parameter(
             Mandatory = false,
+            ParameterSetName = CortexParameterSetNames.ByVpnServerConfigurationName + CortexParameterSetNames.ByCertificateAuthentication,
             HelpMessage = "A list of VpnClientRootCertificates to be added files' paths")]
         public string[] VpnClientRootCertificateFilesList { get; set; }
 
         [Parameter(
             Mandatory = false,
+            ParameterSetName = CortexParameterSetNames.ByVpnServerConfigurationName + CortexParameterSetNames.ByCertificateAuthentication,
             HelpMessage = "A list of VpnClientCertificates to be revoked files' paths")]
         public string[] VpnClientRevokedCertificateFilesList { get; set; }
 
         [Parameter(
             Mandatory = false,
+            ParameterSetName = CortexParameterSetNames.ByVpnServerConfigurationName + CortexParameterSetNames.ByRadiusAuthentication,
             HelpMessage = "P2S External Radius server address.")]
         public string RadiusServerAddress { get; set; }
 
         [Parameter(
             Mandatory = false,
+            ParameterSetName = CortexParameterSetNames.ByVpnServerConfigurationName + CortexParameterSetNames.ByRadiusAuthentication,
             HelpMessage = "P2S External Radius server secret.")]
         public SecureString RadiusServerSecret { get; set; }
 
         [Parameter(
             Mandatory = false,
+            ParameterSetName = CortexParameterSetNames.ByVpnServerConfigurationName + CortexParameterSetNames.ByRadiusAuthentication,
             HelpMessage = "P2S External multiple radius servers.")]
         public PSRadiusServer[] RadiusServerList { get; set; }
 
         [Parameter(
             Mandatory = false,
+            ParameterSetName = CortexParameterSetNames.ByVpnServerConfigurationName + CortexParameterSetNames.ByRadiusAuthentication,
             HelpMessage = "A list of RadiusClientRootCertificate files' paths")]
         public string[] RadiusServerRootCertificateFilesList { get; set; }
 
         [Parameter(
             Mandatory = false,
+            ParameterSetName = CortexParameterSetNames.ByVpnServerConfigurationName + CortexParameterSetNames.ByRadiusAuthentication,
             HelpMessage = "A list of RadiusClientRootCertificate files' paths")]
         public string[] RadiusClientRootCertificateFilesList { get; set; }
 
         [Parameter(
             Mandatory = false,
+            ParameterSetName = CortexParameterSetNames.ByVpnServerConfigurationName + CortexParameterSetNames.ByAadAuthentication,
             HelpMessage = "AAD tenant for P2S AAD authentication.")]
         [ValidateNotNullOrEmpty]
         public string AadTenant { get; set; }
 
         [Parameter(
             Mandatory = false,
+            ParameterSetName = CortexParameterSetNames.ByVpnServerConfigurationName + CortexParameterSetNames.ByAadAuthentication,
             HelpMessage = "AAD audience for P2S AAD authentication.")]
         [ValidateNotNullOrEmpty]
         public string AadAudience { get; set; }
 
 
         [Parameter(
             Mandatory = false,
+            ParameterSetName = CortexParameterSetNames.ByVpnServerConfigurationName + CortexParameterSetNames.ByAadAuthentication,
             HelpMessage = "AAD issuer for P2S AAD authentication.")]
         [ValidateNotNullOrEmpty]
         public string AadIssuer { get; set; }