224.0.0.252 is a multicast ip for link-local topology discovery. It's harmless, and you can probably turn it off by disabling the LLTD service in Windows. See http://en.wikipedia.org/wiki/Link_Layer_Topology_Discovery for more information.
On Tue, Feb 2, 2010 at 12:30 PM, John Ragle <tpcj1...@crocker.com> wrote: > Thanks, David. I have used ZA and "Sam Spade" to locate the place that > fldigi is trying to access (and vice versa). The ultimate location is > 224.0.0.252, which is an IP addi assigned to the IANA. I am working further > on this matter. It looks to be harmless. > > JLR -- W1ZI > > ================== > > > David McKenzie wrote: > > You can download a packet sniffer like wireshark (www.wireshark.org) and > capture and review the traffic fldigi is sending and receiving. Takes some > work and a reasonable understanding of networking, but you should be able to > figure it out from the captures. > > On Tue, Feb 2, 2010 at 8:07 AM, John Ragle <tpcj1...@crocker.com> wrote: > >> Perhaps someone can clue me in as to what's going on here... >> >> I am running an F3K with pSDR 1.18.3 in WIN 7 (32 bit), vspMgr, and VAC. >> In digital mode, when I start fldigi (3.12.5) I notice that my internet >> connection shows activity, both Transmit and Receive. In fact, this happens >> even when pSDR is not running and the F3K is turned off. >> >> Thinking that this might have something to do with my AV software, Zone >> Alarm 9.1.008.000, I turned off ZA. The situation still obtains, with the >> internet connection showing T/R activity only when fldigi is running. The >> activity is continuous as long as fldigi is running. >> >> I have re-booted the machine; nothing changes. I am a bit concerned that I >> might have picked up a contaminated copy of fldigi; I downloaded this copy >> directly from the fldigi web site. >> >> I would appreciate comments from anyone who sees through this behavior. >> Other than the internet activity, everything seems normal. >> >> Thanks, >> >> John Ragle -- W1ZI >> >> >> _______________________________________________ >> FlexRadio Systems Mailing List >> FlexRadio@flex-radio.biz >> http://mail.flex-radio.biz/mailman/listinfo/flexradio_flex-radio.biz >> Archives: http://www.mail-archive.com/flexradio%40flex-radio.biz/ >> Knowledge Base: http://kc.flex-radio.com/ Homepage: >> http://www.flex-radio.com/ >> > > > _______________________________________________ FlexRadio Systems Mailing List FlexRadio@flex-radio.biz http://mail.flex-radio.biz/mailman/listinfo/flexradio_flex-radio.biz Archives: http://www.mail-archive.com/flexradio%40flex-radio.biz/ Knowledge Base: http://kc.flex-radio.com/ Homepage: http://www.flex-radio.com/
