DHCP enabled, domain joined, Windows 7 clients experience a 3-5 second delay in acquiring an IP address via DHCP at boot, resulting in Netlogon Event ID 5719.
The above symptom is associated with, but not limited to, the following systems: .
The issue has not been seen to occur if the Windows 7 DHCP client communicates with a Microsoft Windows DHCP Server through a Microsoft relay agent.
This is a known Microsoft issue. Click here to view Article ID 2459530.