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d6fa26d0adaec6c910115be34fe7a5a5f402c14fMark Andrews<HTML
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fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox User>Troubleshooting</TITLE
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d6fa26d0adaec6c910115be34fe7a5a5f402c14fMark AndrewsREL="HOME"
fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox UserTITLE="BIND 9 Administrator Reference Manual"
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fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox UserREL="PREVIOUS"
fd2597f75693a2279fdf588bd40dfe2407c42028Tinderbox UserTITLE="BIND 9 Security Considerations"
14a656f94b1fd0ababd84a772228dfa52276ba15Evan HuntHREF="Bv9ARM.ch07.html"><LINK
fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox UserREL="NEXT"
fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox UserTITLE="Appendices"
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fd2597f75693a2279fdf588bd40dfe2407c42028Tinderbox User><TH
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fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox UserALIGN="center"
fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox User>BIND 9 Administrator Reference Manual</TH
fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox User></TR
fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox User><TR
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fd2597f75693a2279fdf588bd40dfe2407c42028Tinderbox UserALIGN="left"
fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox UserVALIGN="bottom"
fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox User><A
fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox UserHREF="Bv9ARM.ch07.html"
fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox User>Prev</A
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7e71f05d8643aca84914437c900cb716444507e4Tinderbox User><A
7e71f05d8643aca84914437c900cb716444507e4Tinderbox UserHREF="Bv9ARM.ch09.html"
dec590a3deb8e87380a8bd3a77d535dba3729bf6Tinderbox User>Next</A
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fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox User><DIV
fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox UserCLASS="chapter"
dec590a3deb8e87380a8bd3a77d535dba3729bf6Tinderbox User><H1
fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox User><A
fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox UserNAME="ch08"
fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox User>Chapter 8. Troubleshooting</A
fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox User></H1
fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox User><DIV
fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox UserCLASS="TOC"
fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox User><DL
fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox User><DT
7e71f05d8643aca84914437c900cb716444507e4Tinderbox User><B
7e71f05d8643aca84914437c900cb716444507e4Tinderbox User>Table of Contents</B
7e71f05d8643aca84914437c900cb716444507e4Tinderbox User></DT
dec590a3deb8e87380a8bd3a77d535dba3729bf6Tinderbox User><DT
fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox User>8.1. <A
fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox UserHREF="Bv9ARM.ch08.html#AEN4019"
dec590a3deb8e87380a8bd3a77d535dba3729bf6Tinderbox User>Common Problems</A
fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox User></DT
fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox User><DT
fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox User>8.2. <A
fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox UserHREF="Bv9ARM.ch08.html#AEN4024"
fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox User>Incrementing and Changing the Serial Number</A
fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox User></DT
fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox User><DT
fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox User>8.3. <A
14a656f94b1fd0ababd84a772228dfa52276ba15Evan HuntHREF="Bv9ARM.ch08.html#AEN4029"
fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox User>Where Can I Get Help?</A
fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox User></DT
14a656f94b1fd0ababd84a772228dfa52276ba15Evan Hunt></DL
fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox User></DIV
fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox User><DIV
14a656f94b1fd0ababd84a772228dfa52276ba15Evan HuntCLASS="sect1"
fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox User><H1
fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox UserCLASS="sect1"
14a656f94b1fd0ababd84a772228dfa52276ba15Evan Hunt><A
ad8f23aed6c75f94f238c1f23f4e17515d28eb55Tinderbox UserNAME="AEN4019"
ad8f23aed6c75f94f238c1f23f4e17515d28eb55Tinderbox User>8.1. Common Problems</A
14a656f94b1fd0ababd84a772228dfa52276ba15Evan Hunt></H1
ad8f23aed6c75f94f238c1f23f4e17515d28eb55Tinderbox User><DIV
ad8f23aed6c75f94f238c1f23f4e17515d28eb55Tinderbox UserCLASS="sect2"
fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox User><H2
fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox UserCLASS="sect2"
fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox User><A
1e9517ea2156b990be21f44676d3370318eacf17Tinderbox UserNAME="AEN4021"
1e9517ea2156b990be21f44676d3370318eacf17Tinderbox User>8.1.1. It's not working; how can I figure out what's wrong?</A
1e9517ea2156b990be21f44676d3370318eacf17Tinderbox User></H2
1e9517ea2156b990be21f44676d3370318eacf17Tinderbox User><P
1e9517ea2156b990be21f44676d3370318eacf17Tinderbox User>The best solution to solving installation and
dec590a3deb8e87380a8bd3a77d535dba3729bf6Tinderbox User configuration issues is to take preventative measures by setting
fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox User up logging files beforehand. The log files provide a
fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox User source of hints and information that can be used to figure out
fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox User what went wrong and how to fix the problem.</P
fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox User></DIV
fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox User></DIV
fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox User><DIV
fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox UserCLASS="sect1"
fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox User><H1
fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox UserCLASS="sect1"
fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox User><A
fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox UserNAME="AEN4024"
fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox User>8.2. Incrementing and Changing the Serial Number</A
fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox User></H1
fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox User><P
fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox User>Zone serial numbers are just numbers-they aren't date
fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox User related. A lot of people set them to a number that represents a
fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox User date, usually of the form YYYYMMDDRR. A number of people have been
fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox User testing these numbers for Y2K compliance and have set the number
fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox User to the year 2000 to see if it will work. They then try to restore
fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox User the old serial number. This will cause problems because serial
10b865e9187fc77cae02f106ddcc9e03eecdfe06Tinderbox User numbers are used to indicate that a zone has been updated. If the
10b865e9187fc77cae02f106ddcc9e03eecdfe06Tinderbox User serial number on the slave server is lower than the serial number
10b865e9187fc77cae02f106ddcc9e03eecdfe06Tinderbox User on the master, the slave server will attempt to update its copy of
fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox User the zone.</P
fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox User><P
fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox User>Setting the serial number to a lower number on the master
fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox User server than the slave server means that the slave will not perform
fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox User updates to its copy of the zone.</P
fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox User><P
fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox User>The solution to this is to add 2147483647 (2^31-1) to the
fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox User number, reload the zone and make sure all slaves have updated to
1e9517ea2156b990be21f44676d3370318eacf17Tinderbox User the new zone serial number, then reset the number to what you want
1e9517ea2156b990be21f44676d3370318eacf17Tinderbox User it to be, and reload the zone again.</P
1e9517ea2156b990be21f44676d3370318eacf17Tinderbox User></DIV
1e9517ea2156b990be21f44676d3370318eacf17Tinderbox User><DIV
1e9517ea2156b990be21f44676d3370318eacf17Tinderbox UserCLASS="sect1"
1e9517ea2156b990be21f44676d3370318eacf17Tinderbox User><H1
1e9517ea2156b990be21f44676d3370318eacf17Tinderbox UserCLASS="sect1"
1e9517ea2156b990be21f44676d3370318eacf17Tinderbox User><A
1e9517ea2156b990be21f44676d3370318eacf17Tinderbox UserNAME="AEN4029"
1e9517ea2156b990be21f44676d3370318eacf17Tinderbox User>8.3. Where Can I Get Help?</A
1e9517ea2156b990be21f44676d3370318eacf17Tinderbox User></H1
1e9517ea2156b990be21f44676d3370318eacf17Tinderbox User><P
fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox User>The Internet Software Consortium (<SPAN
fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox UserCLASS="acronym"
7911e6f9de303bca5a3d8b34f4330c8f7cecffaeTinderbox User>ISC</SPAN
7911e6f9de303bca5a3d8b34f4330c8f7cecffaeTinderbox User>) offers a wide range
7911e6f9de303bca5a3d8b34f4330c8f7cecffaeTinderbox User of support and service agreements for <SPAN
7911e6f9de303bca5a3d8b34f4330c8f7cecffaeTinderbox UserCLASS="acronym"
7911e6f9de303bca5a3d8b34f4330c8f7cecffaeTinderbox User>BIND</SPAN
7911e6f9de303bca5a3d8b34f4330c8f7cecffaeTinderbox User> and <SPAN
7911e6f9de303bca5a3d8b34f4330c8f7cecffaeTinderbox UserCLASS="acronym"
7911e6f9de303bca5a3d8b34f4330c8f7cecffaeTinderbox User>DHCP</SPAN
7911e6f9de303bca5a3d8b34f4330c8f7cecffaeTinderbox User> servers. Four
7911e6f9de303bca5a3d8b34f4330c8f7cecffaeTinderbox User levels of premium support are available and each level includes
7911e6f9de303bca5a3d8b34f4330c8f7cecffaeTinderbox User support for all <SPAN
7911e6f9de303bca5a3d8b34f4330c8f7cecffaeTinderbox UserCLASS="acronym"
7911e6f9de303bca5a3d8b34f4330c8f7cecffaeTinderbox User>ISC</SPAN
7911e6f9de303bca5a3d8b34f4330c8f7cecffaeTinderbox User> programs, significant discounts on products
7911e6f9de303bca5a3d8b34f4330c8f7cecffaeTinderbox User and training, and a recognized priority on bug fixes and
7911e6f9de303bca5a3d8b34f4330c8f7cecffaeTinderbox User non-funded feature requests. In addition, <SPAN
7911e6f9de303bca5a3d8b34f4330c8f7cecffaeTinderbox UserCLASS="acronym"
7911e6f9de303bca5a3d8b34f4330c8f7cecffaeTinderbox User>ISC</SPAN
7911e6f9de303bca5a3d8b34f4330c8f7cecffaeTinderbox User> offers a standard
7911e6f9de303bca5a3d8b34f4330c8f7cecffaeTinderbox User support agreement package which includes services ranging from bug
7911e6f9de303bca5a3d8b34f4330c8f7cecffaeTinderbox User fix announcements to remote support. It also includes training in
7911e6f9de303bca5a3d8b34f4330c8f7cecffaeTinderbox User <SPAN
7911e6f9de303bca5a3d8b34f4330c8f7cecffaeTinderbox UserCLASS="acronym"
7911e6f9de303bca5a3d8b34f4330c8f7cecffaeTinderbox User>BIND</SPAN
7911e6f9de303bca5a3d8b34f4330c8f7cecffaeTinderbox User> and <SPAN
7911e6f9de303bca5a3d8b34f4330c8f7cecffaeTinderbox UserCLASS="acronym"
7911e6f9de303bca5a3d8b34f4330c8f7cecffaeTinderbox User>DHCP</SPAN
7911e6f9de303bca5a3d8b34f4330c8f7cecffaeTinderbox User>.</P
7911e6f9de303bca5a3d8b34f4330c8f7cecffaeTinderbox User><P
7911e6f9de303bca5a3d8b34f4330c8f7cecffaeTinderbox User>To discuss arrangements for support, contact
7911e6f9de303bca5a3d8b34f4330c8f7cecffaeTinderbox User <A
7911e6f9de303bca5a3d8b34f4330c8f7cecffaeTinderbox UserHREF="mailto:info@isc.org"
7911e6f9de303bca5a3d8b34f4330c8f7cecffaeTinderbox UserTARGET="_top"
7911e6f9de303bca5a3d8b34f4330c8f7cecffaeTinderbox User>info@isc.org</A
7911e6f9de303bca5a3d8b34f4330c8f7cecffaeTinderbox User> or visit the
7911e6f9de303bca5a3d8b34f4330c8f7cecffaeTinderbox User <SPAN
7911e6f9de303bca5a3d8b34f4330c8f7cecffaeTinderbox UserCLASS="acronym"
7911e6f9de303bca5a3d8b34f4330c8f7cecffaeTinderbox User>ISC</SPAN
7911e6f9de303bca5a3d8b34f4330c8f7cecffaeTinderbox User> web page at <A
fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox UserHREF="http://www.isc.org/services/support/"
fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox UserTARGET="_top"
fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox User>http://www.isc.org/services/support/</A
fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox User>
fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox User to read more.</P
fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox User></DIV
fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox User></DIV
fae13836a33b474a6aa2c147df8334f5b1ffae45Tinderbox User><DIV
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> 9 Security Considerations</TD
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VALIGN="top"
>&nbsp;</TD
><TD
WIDTH="33%"
ALIGN="right"
VALIGN="top"
>Appendices</TD
></TR
></TABLE
></DIV
></BODY
></HTML
>