What IS pds.exe? Its located in c:\Windows\System32\cba directory, and every now and then, Norton Personal Firewall says that something is trying to access it. is this OK or should I block it or what?
Intel Ping Discovery Service. This service allows for discovery of products on this machine. Applications register with this service, along with an APP ID (Such as LDVP) and a packet to return in response to ping requests (pong packet).
you can read about it here:
_http://rr.sans.org/toppapers/norton.php