'Nxdomain' diaporamas de présentation

DNS Session 2: DNS cache operation and DNS debugging

Joe Abley AfNOG 2006 workshop. DNS Session 2: DNS cache operation and DNS debugging. Query. Caching NS. Response. How caching NS works (1). If we've dealt with this query before recently, answer is already in the cache - easy!. Resolver. What if the answer is not in the cache?.

647 views • 44 slides

Domain Name System

Domain Name System. Tony Kombol ITIS 3110 . DNS!. Who is 64.95.64.197 ?. www.teacherstalk.com. Who knows this?. Who controls this?. overview. history features architecture records name server resolver dnssec. before dns.

673 views • 44 slides

DNSSEC

Lutz Donnerhacke db089309 : 1c1c 6311 ef09 d819 e029 65be bfb6 c9cb dig + dnssec 1.6.5.3.7.5.1.4.6.3.9.4.e164.arpa. naptr. DNSSEC. A protocol from better times. An ancient protocol People were friendly and trustworthy Internet was a warm and fuzzy place

580 views • 40 slides

The Design and Implementation of a Next Generation Name Service for the Internet

241 views • 13 slides