Hi, On Thu, Mar 27, 2003 at 05:35:22PM -0500, Gary Huntress wrote: > > >I have noticed on many occasions some extensive traffic on my internal > > >network that I cannot explain. Below you will see two sets of tcpdump > > >traces. I have a mysql server running on my internal host named > > >"herzegbol" and a windows 98 host named shelbyville > > > > > >This trace is when the MySQL server is running: > > >14:33:45.886159 eth1 > herzegbol.mysql > shelbyville.2333: S > > >700834979:700834979(0) ack 2360059956 win 5792 <ms > [snip] > > > > > >This trace is after I issue mysqladmin shutdown: > > >14:32:09.886091 eth1 > herzegbol.mysql > shelbyville.2333: R 0:0(0) ack > > >2360059956 win 0 (DF) > [snip] > > > > > >The reason this is confusing to me is that the traffic originates on the > > >mysql server "herzegbol" via the mysql port and the destination is the > > >windows box on dozens of ports and there is no program or process on the > > >windows machine that is connected to the database server. As far as I > can > > >tell there is absolutely no reason for Herzegbol to talk to shelbyville, > yet > > >this traffic will pop up almost every day for a period of time and swamp > my > > >network. I would like to identify the source and understand the cause. >
[snip] :) > Unless I discover something else, I'm going to assume this is not a mysql > problem. > This all happens at the level of the TCP stack, so MySQL couldn't be involved I guess. Could you try running tcpdump -n to make sure the DNS or host tables aren't goofed up? TCP stacks don't just reply to unsent packets. Regards, Fred. -- Fred van Engen XB Networks B.V. email: [EMAIL PROTECTED] Televisieweg 2 tel: +31 36 5462400 1322 AC Almere fax: +31 36 5462424 The Netherlands -- MySQL General Mailing List For list archives: http://lists.mysql.com/mysql To unsubscribe: http://lists.mysql.com/[EMAIL PROTECTED]