4.3.0a1 now available

Flex Banana flex.banana at bluewin.ch
Thu Dec 19 07:27:16 UTC 2013

Hi list,

Will this new release offer the possibilitie to update a slave bind DNS with DDNS mechanism ?

Thanks for your work

On 18 Dec 2013, at 21:09, Shawn Routhier <sar at isc.org> wrote:

> ISC DHCP 4.3.0a1 is now available for download.
> This is the FIRST ALPHA of ISC DHCP 4.3.0, a feature release which
> contains many new features, as well as a number of bug fixes.  The
> theme for this release is "IPv6 Uplift" in which we extend many of
> the features you may be using in DHCPv4 to be available in DHCPv6.
> Many of them, such as class support for v6, follow the same style
> as for use in v4 and should be familiar to current users.
> During the configuration step you may see the following messages:
> ./configure[12227]: break: cannot break
> ./configure[12227]: -c: not found
> These should not affect the DHCP code.
> A list of the changes in this release has been appended to the end
> of this message.  For a complete list of changes from any previous
> release, please consult the RELNOTES file within the source
> distribution.  They can also be found at:
> https://www.isc.org/wp-content/uploads/2013/12/dhcp4p3p0a1-RELNOTES.pdf
> or
> https://kb.isc.org/article/AA-01073/82/DHCP-4.3.0a1-Release-Notes.html
> We plan to add some knowledge base articles about using some of
> the new features in the future for now you can consult the
> webinar we presented recently:
> http://www.youtube.com/watch?v=9hdqetPCU-w
> For more webinars please see:
> http://www.youtube.com/user/ISCdotorg
> This release, and its OpenPGP-signatures are available now from:
> https://www.isc.org/downloads/DHCP/
> or
> ftp://ftp.isc.org/isc/dhcp/4.3.0a1/dhcp-4.3.0a1.tar.gz
> ftp://ftp.isc.org/isc/dhcp/4.3.0a1/dhcp-4.3.0a1.tar.gz.sha512.asc
> ftp://ftp.isc.org/isc/dhcp/4.3.0a1/dhcp-4.3.0a1.tar.gz.sha256.asc
> ftp://ftp.isc.org/isc/dhcp/4.3.0a1/dhcp-4.3.0a1.tar.gz.sha1.asc
> ISC's Release Signing Key can be obtained at:
> http://www.isc.org/about/openpgp/
>                     Changes since 4.2.0 (new features)
> - If a client renews before 'dhcp-cache-threshold' percent of its lease
> has elapsed (default 25%), the server will reuse the allocated lease
> (provide a lease within the currently allocated lease-time) rather
> than extend or renew the lease.  This absolves the server of needing
> to perform an fsync() operation on the lease database before reply,
> which improves performance. [ISC-Bugs #22228]
> Update this patch to support asynchronous DDNS.  If the server is
> attempting to do DDNS on a lease it should be updated and written to
> disk even if that wouldn't be necessary due to the thresholding
> [ISC-Bugs #26311]
> - The 'no available billing' log line now also logs the name of the last
> matching billing class tried before failing to provide a billing.
> [ISC-Bugs #21759]
> - A problem with missing get_hw_addr function when --enable-use-sockets
> was used is now solved on GNU/Linux, BSD and GNU/Hurd systems. Note
> that use-sockets feature was not tested on those systems. Client and
> server code no longer use MAX_PATH constant that is not defined on
> GNU/Hurd systems. [ISC-Bugs #25979]
> - Add a perl script in the contrib directory, dhcp-lease-list.pl, which
> can parse v4 lease files and output the lease information in a more
> human friendly manner.  This was written by Christian Hammers with
> some updates by vom and ISC.  This is contributed code and is not
> supported by ISC; however it may be useful to some users.
> [ISC-Bugs #20680]
> - Add support in v6 for on-commit, on-expire and on-release.
> [ISC-Bugs #27912
> - Add support for using classes with v6.
> [ISC-Bugs #26510]
> - Update the DDNS code to current standards and allow for sharing
> of DDNS entries between v4 and v6 clients.  The new code is used
> if the ddns-update-style is set to "standard", the older code is
> still available if ddns-update-style is set to "interim".  The
> oldest DDNS code "ad-hoc" has been removed.  Thanks to Thomas Pegeot
> who submitted a patch for this issue.  This patch is based on
> that work with some modifications.
> [ISC-Bugs #21139]
> - Add a configuration option to the server to suppress using fsync().
> Enabling this option will mean that fsync() is never called.  This
> may provide better performance but there is also a risk that a lease
> will not be properly written to the disk after it has been issued
> to a client and before the server stops.  Using this option is
> not recommended.
> [ISC-Bugs #34810]
> - Add some logging statements to indicate when the server is ready
> to serve.  One statement is emitted after the server has finished
> reading its files and is about to enter the dispatch loop.
> This is "Server starting service.".
> The second is emitted when a server determines that both it and
> its failover peer are in the normal state.
> This is "failover peer <name>: Both servers normal."
> [ISC-Bugs #33208]
> - Add support for accessing options from v6 relays.  The v6relay
> statement allows the administrator to choose which relay to
> use when searching for an option, see the dhcp-options man page
> for a description.  The host-identifier option has also been
> updated to support the use of relay options see the dhcpd.conf
> man page for a description.
> [ISC-Bugs #19598]
> - When doing DDNS if there isn't an appropriate zone statement attempt
> to find a reasonable nameserver via a DNS resolver.  This restores
> some functionality that was lost in the transition to asynchronous
> DDNS.  Due to the lack of security and increase in fragility of the
> system when using this feature we strongly recommend the use of
> appropriate zone statements rather than using this functionality.
> [ISC-Bugs #30461]
> - Add support for specifying the address from which to send
> DDNS updates on the DHCP server.  There are two new options
> "ddns-local-address4" and "ddns-local-address6" that each take
> one instance of their respective address types.
> [ISC-Bugs #34779]
> - Add ignore-client-uids option in the server.  This option causes
> the server to not record a client's uid in its lease.  This
> violates the specification but may also be useful when a client
> can dual boot using different client ids but the same mac address.
> Thank you to Brian De Wolf for the patch.
> [ISC-Bugs #32427]
> [ISC-Bugs #35066]
> - Extend the DHCPINFORM processing to honor the subnet selection option
> and take host declarations into account.
> Thanks to Christof Chen for testing and submitting the patch.
> [ISC-Bugs #35015]
>                     Changes since 4.2.5
> - Address static analysis warnings.
> [ISC-Bugs #33510] [ISC-Bugs #33511]
> - Silence benign static analysis warnings.
> [ISC-Bugs #33428]
> - Add check for 64-bit package for atf.
> [ISC-Bugs #32206]
> - Use newer auto* tool packages and turn on RFC_3542 support on Mac OS.
> [ISC-Bugs #26303]
> - Remove a variable when it isn't being used due to #ifdefs to avoid
> a compiler warning on Solaris using GCC.
> [ISC-Bugs #33032]
> - Add a check for too much whitespace in a config or lease file.
> Thanks to Paolo Pellegrino for finding the issue and a suggestion
> for the patch.
> [ISC-Bugs #33351]
> - Fix several problems with using OMAPI to manipulate class and subclass
> objects.
> [ISC-Bugs #27452]
> - Added a sleep call after killing the old client to allow time
> for the sockets to be cleaned.  This should allow the -r option
> to work more consistently.
> [ISC-Bugs #18175]
> - Missing files for ISC DHCP Developer's Guide are now included in
> the release tarballs. To generate this documentation, please use
> make devel command in doc directory. [ISC-Bugs #32767]
> - Update client script for use with OpenWrt.
> [ISC-Bugs #29843]
> - Fix the socket handling for DHCPv6 clients to allow multiple instances
> of a client on a single machine to work properly.  Previously only
> one client would receive the packets.  Thanks to Jiri Popelka at Red Hat
> for the bug report and a potential patch.
> [ISC-Bugs #34784]
> - Added support for gentle shutdown after signal is received.
> [ISC-Bugs #32692] [ISC-Bugs 34945]
> - Enhance the DHCPv6 server logging to include the addresses that are assigned
> to the clients.
> [ISC-Bugs #26377]
> _______________________________________________
> dhcp-users mailing list
> dhcp-users at lists.isc.org
> https://lists.isc.org/mailman/listinfo/dhcp-users

More information about the dhcp-users mailing list