[CentOS] RHEL 7.3 released

[Leon Fauster]

Am 04.11.2016 um 10:38 schrieb James Hogarth <james.hogarth at gmail.com>:
> As a heads up RHEL 7.3 is released:
> 
> https://access.redhat.com/documentation/en-US/Red_Hat_Enterprise_Linux/7/html/7.3_Release_Notes/index.html
> 
> Pay careful attention when the CR repo starts churning out RPMs (if
> you have CR enabled) as there have been a few rebases in this -
> notably firewalld, NetworkManager, freeIPA, libreoffice, samba,
> amongst others
> 
> If you have an ipv6 environment ping is now ipv6 aware and ping6 is
> removed (with a symlink to ping for compatibility).
> 
> On the SSL side of things pycurl now handles TLS 1.1 and 1.2 and
> openJDK8 can handle ECC.
> 
> With the NetworkManager rebase more complicated arbitrary layering of
> interfaces is possible (eg physical -> team -> vlan -> bridge), which
> I'll be revisiting my old NM article to investigate soon, and Wi-Fi
> scanning will use a randomised MAC ... this may affect some people.
> For a known BSSID the connect won't be a randomised MAC though just
> when scanning.
> 
> The firewalld zones become a bit more usable with ipsets being usable
> to define the zone making management of which networks go in which
> zones a bit nicer - I'll be revisiting my old firewalld article to
> investigate this too.
> 
> The deprecation of the old net-tools suite continues with bridge-utils
> no longer required in many circumstances as iproute2 gets improved
> bridge capabilties... this brings EL7 inline with the Fedora
> behaviour:
> 
> https://fedoramagazine.org/build-network-bridge-fedora/
> 
> On the network side of things be aware of a potentially breaking
> change to systems in how device names are created, this will only
> affect systems that have exceptionally long device names:
> https://access.redhat.com/documentation/en-US/Red_Hat_Enterprise_Linux/7/html-single/7.3_Release_Notes/index.html#bug_fixes_general_updates
> 
> For fresh installs using automatic partitioning the default /boot size
> has been bumped to 1G ... for kickstarts and other automated installs
> you may want to tweak your setups to match.
> 
> The NSS bug that caused problems with reusing SSL sessions and was
> breaking owncloud setups has been resolved - I have not tested this
> yet and will be doing so this weekend. The impending owncloud 9.1.1
> EL7 release in EPEL7 will be removing my workaround and require this
> for full correct functionality.
> 
> In the tech preview world nftables joins the testing group (I'll have
> articles up exploring this new firewalling method in the coming weeks)
> for networking. Whilst with storage overlayfs and btrfs remain in tech
> preview status - with cephfs joining them... as notable pieces.
> There's also new pNFS stuff.
> 
> This is only a small snippet of things that jumped out relevant to me
> personally. As always make sure you read through the release notes in
> full. to be ready once CentOS starts producing the RPMs, and keep in
> mind this early in the lifecycle there are a fair few rebases and new
> features implemented that should be tested... unlike later on in the
> lifecycles (eg EL6) where no/minimal rebasing happens and changes at a
> feature level don't happen.


thanks ...

--
LF