I have problem with active packet filtering... - "ISA Server detected a spoof attack from Internet Protocol (IP) address 200.42.124.187. A spoof attack occurs when an IP address that is not reachable via the interface on which the packet was received. If logging for dropped packets is set, you can view details in the packet filter log." Any help me ? Regards.... Enrique G. Dutra MCSE + Internet - MCP - MCT - MCDBA CEDI CONSULTING & TRAINING 9 de julio 151 - 1er piso Of. 1-2 edutra@xxxxxxxxxxx 0354115623214@xxxxxxxxxxxxxxxxxxx 054-0351-4253289 // 0354115623214