Add DHCP Snap-in to mmc

To add DHCP Manager add-on to MMC do the following

1. launch mmc using the command mmc
2. In the console window, open File click Add/Remove Snap-in.
3. In the Add/Remove SnapIn dialog, click add button.
3. In the Stand Alone Add/Remove SnapIn dialog select "DHCP" and press Add button.
Thats it the add-in for DHCP Manager SnapIn is added to MMC