Slajd PPT

IP addresses and names

Domain Name Hierarchy

Domain name structures

IANA (Internet Assigned Numbers Authority)

Setting up a Top-Level-Domain (TLD)

Whois -h whois.internic.net hr-dom

Obtaining an IP address

Obtaining an IP address (continue)

How to query RIPE database

Whois -h whois.ripe.net 193.230.1.0

Whois -h whois.ripe.net at

Autonomous System Number

Whois -h whois.ripe.net AS6715

Domain Name Servers

IP datagram format

Host Table

Domain Name Server (DNS)

Internet Protocols

BIND - UNIX Name Service

DNS Operation

DNS Operation (continue)

Remarks

Reverse Lookup

Reverse Domain Hierarchy

Hierarchy of nameservers

Requirements for a nameserver

Resolver Configuration

Nameserver Configuration

named.boot File

Example - named.boot

named.ca File

Example - named.ca

named.local File

Zone file for a top level domain

Zone file for a top level domain (Continue)

Zone file for a subdomain

Zone file for a subdomain (Continue)

Reverse zone file for 226.193.in-addr.arpa domain

Reverse zone file for 226.193.in-addr.arpa domain (Continue)

Reverse zone files for 33.226.193.in-addr.arpa domain

Starting named

named signaling processing

Debugging DNS

Checking DNS using nslookup

Checking DNS using host

REFERENCES