Chapter 9 - Network Naming Flashcards
NetBIOS uses what type of name space?
Flat name space.
The DNS root directory is represented by what symbol?
. (dot)
What command do you run to see the DNS cache on a Windows system?
ipconfig /displaydns
What is checked first when you are trying to resolve an FQDN to an IP address?
The host file.
Which type of DNS record is used by mail servers to determine where to send e-mail?
MX record.
Running which command enables you to reset the DNS cache on a Windows system?
ipconfig /flushdns
Running which command enables you to query the functions of a DNS server on a Windows system?
nslookup
Where does a DNS server store the IP addresses and FQDNs for the computers within the domain?
Forward lookup zone.
What is NetBIOS?
A very simple name protocol using broadcast to resolve names on a LAN.
What is SMB?
SMB (Server Message Block). It began as a protocol running over NetBIOS to share ressources over the Network. Today, it runs independently of NetBIOS over TCP port 445.
What is a name space?
A set of all admissable name for a given structure. Flat name spaces exists (shaperoint 2013) but hierarchical name space are way more common nowaday.
What is a FQDN?
A Fully Qualified Domain Name states every hierarchy within its DNS name (up to the TLD and root if applicable).
What is a DNS zone?
A zone is a container for a single domain that gets filled with records.
What are the types of DNS records?
SOA, NS, A, AAAA, MX, CNAME, SRV, TXT.
What are primary and secondary DNS zone?
A primary zone is where the DNS record are created. The secondary zone simply synch with the primary zone. You cannot enter records in a secondary zone.
