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Which Directory Offers the Best LDAP Server?

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Which Directory Offers the Best LDAP Server? Which directory offers the best LDAP server? Directory Services www.novell.com WHITE PAPER table of Which directory offers contents the best LDAP server? 2 eBUSINESS-READY LDAP DIRECTORY SERVICE 2 WHICH DIRECTORY OFFERS THE BEST LDAP SERVER? 2 THE LDAP LINEUP 18 THE eDIRECTORY ADVANTAGE 26 NOVELL DEVELOPMENT PARTNER COOL SOLUTIONS 26 eDIRECTORY: THE RIGHT CHOICE FOR LDAP Which directory offers the best LDAP server? 2 an eBusiNess-ready LDAP directory service You need an LDAP directory, you really need one, but not just any LDAP directory. You need an enterprise-class, eBusiness-ready LDAP directory service with a rich feature set and superior developer supportÑand itÕd be nice if it ran on your existing platformsÉall of your existing platforms. ª Novell¨ NDS¨ eDirectory is that directory. Featuring a native implementation of LDAP, eDirectory runs on virtually every major commercial platform. It is scalable and secure. You can develop to it with Javaª, ActiveX*, C/C++ or scripting interfaces with confidence that your code will conform to the latest standards. And you donÕt have to write separate applications for all those platforms you currently support. WHICH DIRECTORY OFFERS THE BEST Actually, weÕve saved you the trouble and done the LDAP SERVER? comparison for youÑall you have to do is read on. NDS eDirectory has been awarded the directory THE LDAP LINEUP service ÒProduct of the YearÓ honor by Network Magazine, a leading networking focused publication, LDAP Rocks! The Lightweight Directory Access marking the third year in a row that an NDS product Protocol (LDAP) was created by a group of protocol has taken this prize, but this award is just the engineers at the University of Michigan as an latest in the list of industry honors received by NDS easy to implement method of accessing X.500 products in the last several years from Network directories over TCP/IP. LDAP has quickly become Computing, Information Week, Network World and the de facto directory access standard for Internet- other internationally recognized organizations. ready user management and e-commerce solutions. So, if you need a flexible and scalable LDAP LDAP is widely implemented; every major directory directoryÑand you know you doÑwhen you compare supports LDAP, while LDAP clients are ubiquitous the other directory products, weÕre sure youÕll (Web browsers, for example). There are even decide that there is nothing that really competes LDAP-only directory servers. Unfortunately, with NDS eDirectory. But donÕt take our word for it, each vendorÕs LDAP directory provides differing look at the competition and compare the features. functionality using varying methods. Which directory offers the best LDAP server? 3 The X.500 specificationsÑthe industry standard in e-commerce, extranet and intranet for directoriesÑdescribe a massively scalable implementations. iPlanet is the foundation for directory service designed to serve in highly a suite of e-commerce products delivered by distributed environments. These standards define the Sun-Netscape alliance. Sun has recently distributed operations, methods of inter-server acquired Innosoft and is incorporating their communication, data management methods, and directory products, including an LDAP proxy describe a mechanism for providing secure access server, into the iPlanet line. to the directory. X.500 was originally developed as Functional aspects a means of creating an international ÒWhite PagesÓ iPlanet was created at Netscape by core members with many independent entities owning their own of the team that built the University of Michigan data, and yet having the totality of the information Standalone LDAP Server (SLAPD). It is a fully appear as a unified tree to users. X.500 defines a LDAP-compliant directory capable of using its own general-purpose directory design and is easily datastore or plugging into a relational database. extensible to allow for ongoing enhancements. The just released version 5 has supposedly Then there were the network operating system undergone a complete re-design to improve directories; Novell Directory Services¨, Banyan* scalability, performance and availability. StreetTalk*, NT domains, and, more recently, ScalabilityÑiPlanet v5 claims Òvirtually unlimited Active Directory*. Because they have had an easily scalabilityÓ in press releases, but claims only available user base, many developers have Òover 50 million entries per serverÓ (version 4 written applications using them and vendors have supported 50 million objects per server) in its developed many tools to simplify usage. Consider specifications. This version introduces finer- the number of available products leveraging NDS, grained partitioning so that the tree may be or Windows NT* Domains, both of which have been spread among more servers, hopefully improving around long enough to build up market share. scalability as well as performance. iPlanet also WeÕre going to look at a number of directory provides APIs that enable plugging in a relational products; LDAP-only, network operating system, database, such as Oracle*, as the data storage and X.500-based directory services. You will be system, extending scalability and reliability, able to see how the architectural foundation and but most likely reducing performance. primary intended function of the directory has ReplicationÑiPlanet v5 introduces a multi-master influenced the resulting directory service. model (actually a dual-master) which is, iPlanet essentially a primary master and a backup master. iPlanet* Directory Server is an LDAP-only server Should the primary be unavailable, the secondary designed for user authentication and management takes over. Once the primary is back on line, Which directory offers the best LDAP server? 4 its updated by the former secondary then reasserts X.500 complianceÑiPlanet does not support any its primacy. Replication is done via LDAP, and is significant portions of the X.500 standards beyond not automaticÑreplication agreement must be those mandated by LDAP. iPlanet does not provide manually created for each pair of servers automatic server discovery or knowledge reference that will be involved in replication. creation, relying upon manual construction of knowledge references between directory servers. Replication granularityÑiPlanet v5 introduces flexible partitioning of the directory tree, allowing LDAP supportÑAs iPlanet is an LDAP-only directory sub-trees to be distributed among multiple directory server, it provides comprehensive support for LDAP servers. No finer replication filtering capabilities v. 3 including extensions such as virtual list views, (such as object or attribute replication filters) exist. persistent search, and server-side sorting. SynchronizationÑUpdates are done via changelog LDIFÑLDIF support for importing and exporting files resulting in possible unneeded data being directory information is provided. Version 5 sent during the replication process. For example, introduces LDIF support for schema modifications. if several changes are made to the same object, SecurityÑiPlanet supports LDAP over SSL, X.509 rather than sending only the net changes, certificates, the FPS-140 cipher suite, and user- directories using changelog style synchronization defined mechanisms such as Kerberos via the will send all of the interim changes as well. Simple Authentication and Security Layer (SASL). Directory ToolsÑiPlanet includes limited tools, PKCS#11 is supported for hardware accelerated SSL. including a Java administration console that While there is a certificate management product allows delegation of administration only at the available as part of the iPlanet product line, it is host, server, or task level, although v5 does not free. User authentication is provided through user ID/password, X.509v3 public-key certificates, introduce the concept of nested roles to improve or administrator-defined method. Version 5 also delegation. The NT Domain Synchronization tool introduces support for digest MD5 authentication. which was a part of version 4 is no longer available in v5. Netscape Communicator* is not DNS Integration/FederationÑSupport for DNS only the primary client for iPlanet, it is also naming via DC objects (RFC 2247) is introduced in used for LDIF import operations. iPlanet version 5. DNS SRV records are not used for directory server location. Technical aspects The iPlanet directory server is an LDAP-only Developer Outlook directory server that provides a high level The iPlanet Developer site includes SDKs and of overall performance and manageability. substantial programming resources in the form iPlanet support for LDAP v.3 is comprehensive. of documentation, newsgroups, tools, code Which directory offers the best LDAP server? 5 samples, TechNotes, whitepapers, and iPlanet Supported PlatformsÑSun* Solaris 2.6 for SPARC, server downloads. Sun Solaris 8 for SPARC, Hewlett Packard* HP-UX* 11.0, IBM* AIX* 4.3.3 (PowerPC), Microsoft* InterfacesÑiPlanet programmatic interfaces Windows* NT 4 Server (x86 only), and Microsoft include C, Java, JavaScript*, Perl, and HTML via an HTML Gateway. Custom connectors to external Windows 2000 Server. HP has bundled iPlanet data sources can be developed with PerlLDAP. with HP-UX. Software Developer KitÑThere are free ConsultingÑThe Sun/Netscape Alliance provides downloadable Netscape* Directory SDKs for C (for a fee) iPlanet Professional Services to work and Java, as well as Perl LDAP for Solaris* and with your business on all phases of directory- Windows NT only. Sun has recently announced
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