http://www.wildpackets.com/support/downloads/free_utilities/net_calc/overview http://www.wildpackets.com/support/downloads/free_utilities/ipsubnetcalc/overview
linkek — dns szerverek
DNS szerverek:
———————
ScrubIT — http://www.scrubit.com/ — 67.138.54.100 — 207.225.209.66
DNS Advantage — http://www.dnsadvantage.com/ — 156.154.70.1 — 156.154.71.1
OpenDNS — http://www.opendns.com/ — 208.67.222.222 — 208.67.220.220
linkek — TCP portok
PORTOK ÉS PROGRAMOK