It's a IP Multicast address.

http://www.cisco.com/univercd/cc/td/...oc/ipmulti.htm

224.0.0.2 is used for "All routers on this subnet"

Dave



"Mozzy" <dem_d@mail.com> wrote in message news:958FE34FC12F351A7E@62.253.162.201...
| Soon after booting my system and then re-connecting the cable modem
| lead to the PC (as it had unplugged itself) I got this message from
| my Sygate firewall
|
| "Windows Explorer (explorer.exe) is trying to broadcast an ICMP Type
| 10 (Router Solicitation) packet to [224.0.0.2]. Do you want to
| allow this program to access the network?"
|
| The IP address does not seem to resolve to ayone in particular. I
| get some sort of info about "multicast".
|
| I am a single home PC attached to the Net. Should I allow this sort
| of thing through?