Course Name
DNS – Domain Name Server Training
Course Overview
This course on DNS – Domain Name Server training is designed for people who work on development, testing and verification of DNS protocol. Participants will learn the internals of DNS protocol that helps them with a much better understanding of their current DNS work.
Target Audience
- Professionals and Students who are working in Storage/Networking/IT Domain
- Developers, Testers/QA and Verification Engineers who are working on or keen to know Domain Name Server
Fee, Schedule & Registration
Click Here for DNS – Domain Name Server Training course, training schedule, fee and registration information.
DNS – Domain Name Server Training Course Outline
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Introduction The history of domain names DNS design goals Assumptions about usage Elements of the DNS |
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DOMAIN NAME SPACE and RESOURCE RECORDS Name space specifications and terminology Administrative guidelines on use Technical guidelines on use Example name space Preferred name syntax Resource Records – Textual expression of RRs – Aliases and canonical names Queries – Standard queries – Inverse queries (Optional) Completion queries (Obsolete) |
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NAME SERVERS Introduction How the database is divided into zones – Technical considerations – Administrative considerations Name server internals – Queries and responses – Algorithm – Wildcards – Negative response caching (Optional) – Zone maintenance and transfers |
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RESOLVERS Introduction Client-resolver interface – Typical functions – Aliases – Temporary failures Resolver internals – Stub resolvers – Resources – Algorithm |
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A SCENARIO C.ISI.EDU name server Example standard queries – QNAME=SRI-NIC.ARPA, QTYPE=A – QNAME=SRI-NIC.ARPA, QTYPE=* – QNAME=SRI-NIC.ARPA, QTYPE=MX – QNAME=SRI-NIC.ARPA, QTYPE=NS – QNAME=SIR-NIC.ARPA, QTYPE=A – QNAME=BRL.MIL, QTYPE=A – QNAME=USC-ISIC.ARPA, QTYPE=A – QNAME=USC-ISIC.ARPA, QTYPE=CNAME Example resolution – Resolve MX for ISI.EDU. – Get the host name for address 26.6.0.65 – Get the host address of poneria.ISI.EDU |
