Saturday, May 24, 2008

DHCP Server not functioning - disable RPC filter in ISA

I found a weird situation on one of my SBS servers where DHCP wasn't working. When I went into the DHCP management console, I saw this:

After some investigation, I had to disable this RPC filter in the ISA firewall. Of the 9 SBS boxes I manage that all serve DHCP, this is the only box I've ever had to do this with. So weird. Here is the RPC filter in application filters I had to disable:

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