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AD DS 2008
Domain Name System
22
Computer Networking
Professional
01/11/2012

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Cards

Term
What kind of updates to the zone supports only authenicated users
Definition
secure-dynamic updates on a Windows 2008 server
Term
What provides external DNS name Resolution
Definition
Root-hints(found on teh properties of the server) or Forwarders
Term
++++++Remember+++++++
Definition
Create a delegation on the Parent domain for the new child(DC) domain, bring up the child domain's DNSserver create the zone, configure the DC(DNS Server) to point to itself to resolve names,create the conditional forwarders, forwards or a stub-zone to point back to the parent zone so that the child can resolve names outside its own domain(zone).
Term
What is the command line tool to create an ADDS DNS partition
Definition
dnscmd NYC-DC1.contoso.com /createdirectorypartition MyZone.contoso.com
Term
Where can you can the replication scope of the DNS zone
Definition
Right the Properties of the zone and on the General Tab choose Change next to "Replication: All DNS servers in this domain"> then choose to replicate to all DNS server in the forest or domain
Term
What is the nature of a request for a dynamic update to a RODC
Definition
The RODC will refer te client to a writeable domain controller and follow the client to which domai controller the client updated and perform a REPLICATE SINGLE OBJECT(RSO) bypassing standard replication methods
Term
What is devolution or devolving an FQDN
Definition
Taking an FQDN and resolving the connection suffix and when it fails resolving the parent zone name.
Term
What will stop the process of devolution
Definition
Setting a DNS suffix search order
Term
What is the failover process for name resolution
Definition
DNS suffix(does not devolve top-level domain) fails, DNS Client give up and sends single name query to the DNS server,the queries the WINS server, then NetBIOS broadcast
Term
By default at what level does an Active-Directory Integrated Zone age\scavenge
Definition
At the server-level( a primary DNS zone will age/scavenge at the zone-level)AD Integrated Zones interhit the server properties
Term
What must you do to use a GlobalName Zone
Definition
Create the zone and enable it using dnscmd.exe
Term
What is the default for primary zone aging/scavenging
Definition
Ignores the server properties and zone-level scavenging has to be set
Term
How do you override the default aging/scavenging for an Active Directory Integrated Zone
Definition
set aging/scavenging at the zone-level(by default AD Integrated Zones will inherit the server properties
Term
How do you view cached entries
Definition
Open open up DNS Manager and select the DNS node and click View at the top then the Cached Lookups Folder appears
Term
Two ways to clear the cache
Definition
Right Click the Server and choose Clear Cache/Right Click the Cached Lookups folder and choose Clear Cache
Term
++++++SRV+++++++++++
Definition
_ldap._tcp.contoso.com 600 IN SRV 0 100 389 NYC-DC1.contoso.com
Term
Was is the Trust Anchor used for in DNSSEC
Definition
MUst be set to authenticate secured dynamic updates through DNSSEC
Term
What Server OS provides DNS Cache Locking
Definition
2008R2
Term
What is the socket pool that DNS can use,for
Definition
Randomized pool of source ports to send DNS Queries
Term
What is the value that can be set on the DNS Socket Pool and what is the default
Definition
the value can bet set from 0-10000 and the default 2500
Term
What is the default for zone transfers in Server 2008
Definition
it is disabled
Term
What server OS do you need to support DNSSEC
Definition
2008R2
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