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Windows Server® 2012 Unleashed
book

Windows Server® 2012 Unleashed

by Rand Morimoto, Michael Noel, Guy Yardeni, Omar Droubi, Andrew Abbate, Chris Amaris
September 2012
Intermediate to advanced
1680 pages
88h 3m
English
Sams
Content preview from Windows Server® 2012 Unleashed

Fix to the “Island” Problem

Earlier versions of the Microsoft DNS had a well-documented issue that was known as the “island” problem, which was manifested by a DNS server that pointed to itself as a DNS server. If the IP address of that server changed, the DNS server updated its own entry in DNS, but then other DNS servers within the domain were unable to successfully retrieve updates from the original server because they were requesting from the old IP address. This effectively left the original DNS server in an island by itself, hence the term.

Microsoft DNS fixed this problem in Windows Server 2003 and above. Windows Server 2012 DNS first changes its host records on a sufficient number of other authoritative servers within DNS so that the ...

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