Whenever a Windows machine configured to receive its IP address from a DHCP server during boot up cannot find the DHCP server. Windows will automatically assign the network address (IP address auto configuration) (169.254.x.x). - Joe From: skip [mailto:skip@xxxxxxxxxxxxxxxxx] Sent: Monday, August 26, 2002 11:31 AM To: [ISAserver.org Discussion List] Subject: [isalist] I dont understand all this UDP traffic http://www.ISAserver.org I published my exchange 5.5 server, using the secure amil wizard in ISA. In the protocol rule that the wizard created i deselected every protocol, except the ones that Exchange needs, like SMTP, POP3, HTTP. ect, ect. I publsih POP3, POP3S, SMTP, SMTPS, IMAP4, IMAPS, and RPC. What i cant understand is when i look at the firewall log, i see a ton of traffic, that looks like this. 169.254.15.255, is not an ip that i use on our network, we are all 192.168.0.0/24. Someone please help me to understand what is going on here. 192.168.0.2 N 2002-08-25 00:08:31 fwsrv SENTINAL 169.254.15.255 2685 60998 2685 UDP UdpMap 0 2 9154 ------------------------------------------------------ You are currently subscribed to this ISAserver.org Discussion List as: jaldeguer@xxxxxxxxxx To unsubscribe send a blank email to $subst('Email.Unsub')