[Samba] Samba 4.0 released - The First Free Software Active Directory Compatible Server is now available !

Ricky Nance ricky.nance at weaubleau.k12.mo.us
Tue Dec 11 10:40:28 MST 2012

Very nice work! Congrats to all of the Samba team on achieving such a great


On Tue, Dec 11, 2012 at 11:32 AM, Jeremy Allison <jra at samba.org> wrote:

>                       Samba Team Releases Samba 4.0
>                       =============================
> December 11th 2012.
> The Samba Team is proud to announce the release of Samba 4.0, a major
> new release of the award-winning Free Software file, print and
> authentication server suite for Microsoft Windows clients.
> The First Free Software Active Directory Compatible Server
> ==========================================================
> As the culmination of ten years' work, the Samba Team has created the
> first compatible Free Software implementation of Microsoft’s Active
> Directory protocols. Familiar to all network administrators, the
> Active Directory protocols are the heart of modern directory service
> implementations.
> Samba 4.0 comprises an LDAP directory server, Heimdal Kerberos
> authentication server, a secure Dynamic DNS server, and
> implementations of all necessary remote procedure calls for Active
> Directory. Samba 4.0 provides everything needed to serve as an Active
> Directory Compatible Domain Controller for all versions of Microsoft
> Windows clients currently supported by Microsoft, including the
> recently released Windows 8.
> The Samba 4.0 Active Directory Compatible Server provides support for
> features such as Group Policy, Roaming Profiles, Windows
> Administration tools and integrates with Microsoft Exchange and Free
> Software compatible services such as OpenChange.
> The Samba 4.0 Active Directory Compatible Server can also be joined to
> an existing Microsoft Active Directory domain, and Microsoft Active
> Directory Domain Controllers can be joined to a Samba 4.0 Active
> Directory Compatible Server, showing true peer-to-peer
> interoperability of the Microsoft and Samba implementations of the
> Active Directory protocols.
> Acknowledging the value of the interoperability of the Samba 4.0
> Active Directory Compatible Server, Steve van Maanen, the co-founder
> of Starsphere LLC, an IT services company in Tokyo, said:
> "Thanks to Samba4, I have two fully replicating Active Directory
> Domain controllers that boot in under 10 seconds ! It is nice to have
> alternatives, and Samba4 is a great one."
> Upgrade scripts are also provided for organizations using the previous
> Microsoft Windows NT Domain Controller functionality in Samba 3.x, to
> allow them to migrate smoothly to Samba 4.0.
> Suitable for low-power and embedded applications, yet scaling to large
> clusters, Samba 4.0 is efficient and flexible. Its Python programming
> interface and administration toolkit help in enterprise deployments.
> Created Using Microsoft Documentation
> =====================================
> The Samba 4.0 Active Directory Compatible Server was created with help
> from the official protocol documentation published by Microsoft
> Corporation and the Samba Team would like acknowledge the
> documentation help and interoperability testing by Microsoft engineers
> that made our implementation interoperable.
> "Active Directory is a mainstay of enterprise IT environments, and
> Microsoft is committed to support for interoperability across
> platforms," said Thomas Pfenning, director of development, Windows
> Server. "We are pleased that the documentation and interoperability
> labs that Microsoft has provided have been key in the development of
> the Samba 4.0 Active Directory functionality."
> Introducing SMB2.1 File Serving Support
> =======================================
> Samba 4.0 includes the first Free Software implementation of
> Microsoft's SMB2.1 file serving protocol. Building on the success of
> the SMB2.0 server in Samba 3.6, the Samba 4.0 file server component is
> an evolution of the trusted Samba file serving code that is used
> worldwide by vendors of file servers, such as IBM's clustered Scale
> Out Network Attached Storage (SONAS), and many other commercial
> products.
> In addition, the Samba 4.0 file server contains an initial
> implementation of SMB3, which will be further developed in later Samba
> 4 releases into a fully-featured SMB3 clustered file server
> implementation.
> Future developments of our SMB3 server and client suite, in
> combination with our expanding number of SMB3 tests, will keep driving
> the performance improvements and improved compatibility with Microsoft
> Windows that Samba users have come to expect from our software.
> Integrated Clustered File Server Support
> ========================================
> Building on our success as the first commercial implementation of a
> clustered SMB/CIFS server, Samba 4.0 provides industry-leading
> scalability and performance as a clustered SMB2/SMB/CIFS file server,
> using our "clustered tdb" (ctdb) technology - also available as Free
> Software.
> Clustered Samba provides a "Single Server" view of clustered file
> storage, allowing clients to connect to the least loaded server and
> still providing a completely coherent view of the underlying clustered
> file system.
> Written and tested to be compatible with most clustered file systems,
> both Free Software and proprietary, Samba 4.0 with ctdb provides a
> scalable clustered file server solution with full Windows file sharing
> semantics.
> Samba and ctdb have been shipping in production file serving products
> for many years, to some of the most demanding customers in the world.
> Easy Integration into Existing Directory Services
> =================================================
> Samba 4.0 ships with an improved winbind, which allows Samba 4.0 file
> servers to easily integrate into existing Active Directory services as
> member servers. Both Microsoft Active Directory and Samba 4.0 Active
> Directory Compatible servers are supported.
> Stability, Security and Performance
> ===================================
> Samba 4.0 has been tested using our widely accepted smbtorture test
> suite, created by the Samba Team to test Samba itself and now used by
> most of the companies writing SMB3/SMB2/SMB/CIFS file server software
> to test their own products. We also regularly test interoperability
> with other major vendors at plug-fest events to make sure Samba 4.0
> deployments work correctly with existing customer equipment.
> In addition, Samba is one of eleven open source projects that leading
> software integrity vendor Coverity has certified as "secure" and has
> reached Coverity "Integrity Rung 2" certification.
> The Samba Team provides immediate responses to any security
> vulnerabilities, and provides fixes to all vendors using the Samba
> code in coordination with industry standard security reporting
> agencies.
> A Modular Toolbox for OEM Vendor Needs
> ======================================
> As Free Software, Samba 4.0 is the ideal choice for Original Equipment
> Manufacturers (OEMs) to use for their file, print and authentication
> products. It is easily integrated into a whole host of different
> tasks, and can be customized at will by the vendor to satisfy their
> needs.
> In addition, Samba 4.0 includes a modular "Virtual File System" (VFS)
> interface that vendors can use to quickly and efficiently customize
> Samba to take advantage of any specific features of their underlying
> technology without having to modify any of the core Samba code. From
> advanced file systems to network traffic analysis, the Samba VFS layer
> allows external code to be easily integrated with Samba. Example
> modules are provided as source code for vendors to customize as they
> wish.
> Samba is the leading choice for Microsoft Windows connectivity
> ==================================================================
> Samba is the leading technology choice for Windows file serving on
> Linux and UNIX platforms and in embedded Network Attached Storage
> (NAS) solutions. Samba is used by vendors selling NAS solutions
> ranging from high end clustered business-critical systems, to low end
> consumer devices, and everything in between. Samba is fully IPv6
> enabled and meets all mandates for modern network interoperability.
> Commercial support is available for Samba from many different vendors.
> Getting Samba 4.0
> =================
> Samba 4.0 source code is available now from the Samba Web site.
> http://www.samba.org
> About Active Directory
> ======================
> Microsoft Windows and Active Directory are trademarks of Microsoft
> Corporation.
> About the Samba Team
> ====================
> The Samba Team is a worldwide group of computer professionals working
> together via the Internet to produce the highest quality Free Software
> Windows (SMB3/SMB2/SMB/CIFS) server and client software. We are the
> undisputed experts in providing interoperability with computers
> running Microsoft Windows. Members of the Samba Team work for many of
> the largest companies in the software Industry and even helped
> Microsoft produce the protocol documentation that fully specifies the
> SMB/CIFS protocol.

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