DHCP Web-Chat Session on Dec 6′ 2007!

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, Deployment tricks, techniques and best practices for Microsoft DHCP product in a live web-chat session on…


Reservations in Split Scopes

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 created.We have the range from to and we want to configure the split scope…


Unable to obtain IP address on Vista machine – Here are steps to debug

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. Verify DHCP client service is running on your machine. Run command…


Finding Client Info based on MAC address.

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 in DHCP_SEARCH_INFO structure. The second way is by specifing the ClientName in DHCP_SERACH_INFO structure….


DHCP Server Callout DLL for MAC Address based filtering

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 feature in Windows Server 2008 R2,   has provision for both Allow and Deny lists,…


Thumb-rule for determining the Ratio in a DHCP Split-Scope Deployment

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.   An 80:20 split of the…


How to use Split-Scopes in DHCP for a Robust Deployment

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, you can use 2 stand-alone DHCP servers to back each other up using split-scopes….


Talks with experts

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 Server. Thanks-RamaSubbu SKDHCP Team


Upcoming Webchat session (Apr 19′ 2007) with Microsoft DHCP Team.

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 a live web-chat session with Microsoft experts on April  19’ 2007. We wil discuss tricks,…


Identify a PXEClient/BootP and assign a shorter lease

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 the lease time for PXEClient/BOOTP is good practice. Windows 2003 & LongHorn support this feature…