Network administrators deploying DHCP NAP on their network often need to create NAP enforcement exemption for devices like printers, NAS, VoIP Phones which don't support NAP. Today, we would look at steps to create such NPS policy based on the MAC address...

DHCP server administrators deploying DHCP NAP have often queried about provisioning clients on different subnets with separate Network policies. Here a step-by-step walk through for configuring such policies from the NPS management console as well as...

The Microsoft DHCP server provides show command to display reserved addresses configured at a particular scope level. But diplaying ALL the reserved addresses configured in ALL the scopes in the server is not possible with a single command. You can...

Looking at the problem in configuring Mac Address List File while configuring callout DLL for Mac Address based filtering, here are some detailed tips which will help you in verifying your configuration with one below... · File should contain action...

Export and import commands in netsh helps to export configuration of a local server to a particular file and then using this file these configurations can be imported on another server. Exporting and importing of DHCPv6 Server configuration can...

Unleash the power of Windows Server 2008, Visual Studio 2008 & SQL Server 2008 and be a {HERO} ! Windows Server 2008, SQL Server 2008, and Visual Studio 2008 provide a secure and trusted platform for creating and running your most demanding applications...

DHCP enhancements in Windows Vista & Windows Server 2008: NAP enforcement & DHCPv6 Join us to discover all the new and improved features in the Windows Server 2008 and Windows Vista DHCP Client. We will discuss IPv6 support, NAP enforcements...

Split scopes are generally used to provide high-availability in a DHCP Server deployment, so that if one server goes down, another server is available from which clients continue to obain an IP address lease. Lets take an example how Split scopes are...

1. Verify output of ipconfig command that it showing at least one interface wired or wireless connected to your machine. 2. Verify output of ipconfig/all showing DHCP is enabled on that interface. DHCP Enabled. . . . . . . . . . . : Yes 3...

There is a DHCP Server management API DhcpGetClientInfo() with which DHCPUser can get the information about DHCP Clients. There are three way to figure out the information for the client with the above API. The first one is by specifing ClientIPAddress...

DHCP Server team is excited to announce that the much appreciated and loved feature, MAC Address based filtering, (previously provided by this callout dll) is now a part of Windows Server 2008 R2 DHCP Server . Check out the blog . The MAC Address filtering...

In a previous post, I had discussed How to use Split-Scopes in DHCP for a Robust Deployment . Some of you wrote back asking why is a 80:20 split better than a 60:40 or 50:50 split. Let me try to answer how the ratio of the split should be determined....

When should you configure Split Scopes in your DHCP deployment? Split-scopes are intended for scenarios where you need some backup capability for DHCP when servicing a given subnet, but you don't want to deploy a DHCP server cluster. In this case,...

The Following is the link for forum where DHCP Team's Developers, Tester and PM are waiting for you answer/support your queries. http://forums.microsoft.com/TechNet/ShowForum.aspx?ForumID=1510&SiteID=17 Post all your queries regarding Microsoft...

DHCP enhancements in Windows Vista: NAP enforcement and DHCPv6 - Part 2 Description: Join us to discover all the new and improved features in the Windows Vista DHCP Client. We will discuss IPv6 support, NAP enforcements, and useful tips in...

This is quite possible & common scenario that PXEClient/BOOTP client and normal Windows Client exists in the same network and share a single scope of IPaddress. Normally, PXEClient are used only for very limited purpose & short period. Hence limiting...

In a previous post, I had discussed the DHCPv6 client behaviour in Windows Vista . A few customers who're evaluating IPv6 in Windows Vista responded asking about the support for DHCPv6 Prefix Delegation and/or asked why the Vista DHCPv6 client doesn't...

What should be my lease time or How do I select my lease time? This is very common debate that I keep having with my collogues and I am sure this question must be haunting many dhcp admin’s mind as well. Lease time can be as low as 15 minutes( tech...

In Windows Server 2008 (WS08), Microsoft has introduced DHCPv6 functionality to the DHCP server. In Windows Server 2008 (previously known as "Longhorn" Server) Beta 2, we released the DHCPv6 Stateless Server functionality. In Beta 3, we are introducing...

Windows Vista introduces support for DHCPv6. The DHCPv6 client implementation in Windows Vista is compliant with RFC 3315. It supports 2 modes of operation: a stateless mode and a stateful mode of operation. DHCPv6 Stateless mode is where the host...

Happy New Year Friends. Here is the forum to discuss about NAP. http://forums.microsoft.com/TechNet/ShowForum.aspx?ForumID=576&SiteID=17 What ever the question you have regarding NAP can be posted here. Experts will answer your question. -RamaSubbu...

IPv4: DHCPServer leases IP address to the client in the following order of precedence. Checks for scopes available/defined for the subnet from which the client request has come. If available Checks for any reservation, if defined issues the...

Obtain the MAC address of the server's interface for which we want to assign a Fixed DHCP address, And add a reservation using below command netsh dhcp server <DhcpServer'sAddress> Scope <Scope_ID> add reservedip <Fixed DHCP Address>...

VISTA is released :). Now its time to talk to DHCP Experts directly on DHCP enhancements in Windows Vista: NAP enforcement & DHCPv6 . Description: Join us to discover all the new new and improved features in the Windows Vista DHCP Client. ...

For all NAP Technical developers, this is to information you all that there is a limitation on SoH size for DHCP-NAP solution. DHCP Packet has a limitation of maximum size of 4 KB[KiloBytes]. Hence the size of SoH can be of anything until that the total...