Question : dhcp exclamation marks

One of the scopes in my WIN2K3 DHCP has  blue exclamation mark on it.I've deactivate and reactive it and it became yellow E.M what does it mean?Other scopes are fine.Only this scope is having such a problem?

Thanks

Answer : dhcp exclamation marks

Your scope is getting full:
Understanding the DHCP Console Icons
http://www.microsoft.com/windows2000/techinfo/howitworks/communications/nameadrmgmt/dhcpcons.asp