The name and address space
PPT Slide
What is DNS?
IP addresses and names
Domain Name Hierarchy
Domain name structures
ICANN
Domain Name Servers
Host Table
Domain Name Server (DNS)
BIND - UNIX Name Service
DNS Operation
DNS Operation (continue)
The resolver/server model (diagram)
Resolver Configuration
Example - Resolver Configuration
Checking DNS using nslookup
Checking DNS using dig
Remarks
Reverse Lookup
Reverse Domain Hierarchy
Hierarchy of nameservers
Requirements for a nameserver
Type of servers
Files
Domain data files
Forward mapping File
Reverse mapping File
Standard Resource Record Format (RR)
IP address for a host
Information needed by the DNS infrastructure itself
SOA record
NS record
SOA and NS record example
SOA and NS example using some shortcuts
More RRs above and below zone cuts
Zone cut example - RRs in the child zone
Zone cut example - RRs in the parent zone
Hostname for an IP address
Information about mail routing
Free form text
Alias to canonical name mapping
BIND 8 Highlights
Statements
Example Config File
Example Config File (cont.)
Domain Management
Questions
REFERENCES
Email: gmacri@homemail.com