Alternative DNS Servers: Choice and Deployment, and Optional by Jan-Piet Mens

By Jan-Piet Mens

Offering a whole survey of DNS (Domain identify process) servers, this reference outlines the main compatible sorts of servers for various situations. Addressing functionality and safeguard matters, this source describes intimately the correct situations for every server. extra themes mentioned contain how DNS details may be saved in LDAP (Lightweight listing entry Protocol) directories or SQL databases in addition to easy methods to build powerful DNS structures.

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Extra info for Alternative DNS Servers: Choice and Deployment, and Optional SQL LDAP Back-Ends

Example text

Cheats will have fingers removed. Chapter 1. Introduction to the DNS 11 root name-space (which is called •) and in effect “redirects” requests for a particular toplevel domain to the name servers of that domain. biz. net. . net. All initial queries are directed to a root server determine the addresses of the lower level DNS servers. net consists of servers spread across 31 different sites. As a matter of interest, at the time of this writing, the total number of DNS queries arriving at all the root servers, is about 118 000 per second, equivalent to about 10 billion (1010 ) per day1 .

Copyright © UIT Cambridge Ltd. 2009. All rights reserved. For personal and noncommercial use only. Cheats will have fingers removed. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 600 602 605 606 607 608 609 613 616 619 619 620 621 623 625 626 630 631 634 639 642 646 650 650 Preface What’s different about this book This book concentrates on two particular aspects of using the DNS: 1.

Copyright © UIT Cambridge Ltd. 2009. All rights reserved. For personal and noncommercial use only. Cheats will have fingers removed. . . . . . . . . . . . . . . . . . 3 LIST OF LISTINGS A schema file for songs . . . . . . . . . . . . Searching the directory for songs with Net::LDAP: songl . . Makefile for fixing SOA in zone files automatically . . . . pl “fixes” a serial number in a zone file . . . . . Generate zone clauses for BIND SDB from LDAP .

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