LPIC-300 Objectives V3.0

ATTENTION: THIS PAGE IS UNDER CONSTRUCTION

ATTENTION: THIS PAGE IS UNDER CONSTRUCTION

Introduction

A complete description of the LPIC-3 certification program can be found here.

Version Information

These objectives are A DRAFT FOR version 3.0.

LPIC-300 version 1.0 was partially formed from content in the 301 and 302 exams.

Addenda

Version Release (DATE TBD)

• released version 3.0

Translations of Objectives

The following translations of the objectives are available on this wiki:

• English
• French
• Spanish

Objectives

Topic 392: Samba Basics

392.1 Samba Concepts and Architecture (weight: 2)

Weight	2
Description	Candidates should understand the essential concepts of Samba, including the various Samba server processes and networking protocols used by Samba when acting in various roles.

Key Knowledge Areas:

• Understand the roles of the various Samba daemons and components
• Understand key issues regarding heterogeneous networks
• Understand the networking services used with SMB/CIFS and Active Directory, including their ports
• Understand the major features of SMB protocol versions 1.0, 2.0, 2.1 and 3.0
• Knowledge of Samba 3 and Samba 4 differences
• Awareness of Samba VFS modules
• Awareness of Samba Clustering and CTDB

Partial list of the used files, terms and utilities:

• smbd, nmbd, samba, winbindd

392.2 Configure Samba (weight: 4)

Weight	4
Description	Candidates should be able to configure the Samba daemons.

Key Knowledge Areas:

• Knowledge of Samba server file based configuration
• Knowledge of Samba server registry based configuration
• Knowledge of Samba configuration parameters and variables
• Understand Samba server roles and security modes
• Configure Samba to use TLS
• Check the validity of a Samba configuration
• Troubleshoot and debug configuration problems with Samba
• Understand Windows tools used to configure a Samba Server

The following is a partial list of the used files, terms and utilities:

• smb.conf
  • security
  • server role
  • server string
  • server services
  • tls enabled
  • tls keyfile
  • tls certfile
  • tls dh params file
  • tls cafile
  • config backend
  • registry shares
  • include
  • vfs objects
• samba-regedit
• HKLM\Software\Samba\
• REG_SZ, REG_MULTI_SZ
• testparm
• net registry (including relevant subcommands)
• Microsoft RSAT Tools
• Microsoft MMC
• Microsoft ADSI Edit
• Microsoft LDP
• Microsoft Regedit

392.3 Regular Samba Maintenance (weight: 2)

Weight	2
Description	Candidates should know about the various tools and utilities that are part of a Samba installation.

Key Knowledge Areas:

• Start and stop Samba services on domain controllers and file servers
• Monitor and interact with running Samba daemons
• Backup and restore TDB files
• Backup and restore an Active Directory domain controller
• Understand backup and recovery strategies for Active Directory domain controllers
• Understand the impact of virtualization on Active Directory domain controllers

The following is a partial list of the used files, terms and utilities:

• systemctl
• smbcontrol (including relevant message types)
• smbstatus
• tdbbackup
• tdbrestore
• samba-tool domain backup (including subcommands)
• Virtual Machine Generation Identifier
• Virtual Machine Snapshots

392.4 Troubleshooting Samba (weight: 3)

Weight	3
Description	Candidates should be able to analyze and troubleshoot Samba issues. This includes accessing and modifying LDAP contents of a Samba server hosting an Active directory as well as working with trivial database files. Furthermore, candidates should be able to create a renamed clone of an existing Active Directory for debugging.

Key Knowledge Areas:

• Configure Samba logging, including setting log levels for specific debug classes and client-specific logging
• Query and modify the Samba password database
• Understand the contents of important TDB files
• List and edit TDB file content
• Identify TDB file corruption
• Access and modify objects in a Samba LDAP directory
• Enable and use the LDAP recycle bin
• Confirm the integrity of a domain controller’s database
• Create a renamed clone of a domain controller
• Awareness of Samba eventlog shipping
• Use rpcclient to query information on a Samba server

The following is a partial list of the used files, terms and utilities:

• smb.conf:
  • log level
  • debuglevel
• /var/log/samba/
• smbpasswd
• pdbedit
• registry.tdb
• secrets.tdb
• tdbdump
• tdbtool
• ldbsearch
• ldbmodify
• ldbedit
• ldbadd
• ldbdel
• LDIF
• samba-tool dbcheck
• samba-tool domain backup (including relevant subcommands)
• rpcclient

Topic 3XX: Samba and Active Directory Domains

3XX.1 Samba as Active Directory Domain Controller (weight: 5)

Weight	5
Description	Candidates should be able to configure Samba as an Active Directory domain controller. This includes managing an Active Directory domain.

Key Knowledge Areas:

• Understand the concepts of Active Directory
• Understand the principles of the network services used by Active Directory (i.e. DNS, Kerberos, NTP and LDAP and CIFS and MS-RPC)
• Set up a new Active Directory domain using Samba
• Add a Samba domain controller to an existing Active Directory domain
• Demote and remove online and offline domain controllers
• Verify AD replication
• Understand and query the global catalog and the partial attribute set
• Understand and configure domain functional levels
• Understand and configure Active Directory forest and domain trusts
• Understand and configure Active Directory sites, including subnet assignments
• Understand and manage FSMO roles, including their impact in case of an outage
• Configure SYSVOL replication using rsync or robocopy
• Integrate Samba with ntpd
• Awareness of Windows NT4 domains

The following is a partial list of the used files, terms and utilities:

• smb.conf:
  • server role
• samba-tool domain (including relevant subcommands)
• samba-tool fsmo (including relevant subcommands)
• samba-tool drs (including relevant subcommands)
• samba-tool sites (including relevant subcommands)
• rsync
• rsync.conf
• /var/lib/samba/sysvol
• robocopy
• ntpd.conf
  • ntpsigndsocket

3XX.2 Active Directory Name Resolution (weight: 2)

Weight	2
Description	Candidates should be familiar with the internal DNS server of Samba.

Key Knowledge Areas:

• Understand and manage DNS for Samba as an AD domain controller
• Manage DNS records in Samba DNS
• DNS forwarding
• Standardized names in an Active Directory
• Multicast DNS
• Awareness of BIND9 DLZ DNS back end
• Awareness of NetBIOS name resolution and WINS

The following is a partial list of the used files, terms and utilities:

• smb.conf:
  • dns forwarder
  • allow dns updates
  • multicst dns register
• samba-tool dns (with subcommands)
• samba_dnsupdate
• dig
• host
• /etc/resolv.conf

3XX.3 Active Directory User Management (weight: 4)

Weight	4
Description	Candidates should be able to manage user and group accounts on a standalone server and in a Samba based Active Directory.

Key Knowledge Areas:

• Manage user accounts and user group for standalone servers and Samba AD
• Knowledge of user account management tools
• Delegate administrative permissions in AD to specific users / user groups
• Configure password expiration and change requirements
• Manage password policies and password setting objects
• Principals and their identification SID (DN, GUID)
• User Principal Name (UPN) and User Principal Name Suffix (UPN Suffix)
• Security and Distribution Groups
• Understand and manage LDAP attributes of security principals
• Understand and manage RFC2307 attributes in a Samba AD
• Map Kerberos service principal names to user accounts
• Export Kerberos keytabs for a specific principal
• Awareness of LDAP Account Manager

The following is a partial list of the used files, terms and utilities:

• samba-tool user (including relevant subcommands)
• samba-tool group (including relevant subcommands)
• samba-tool domain passwordsettings
• samba-tool domain exportkeytab
• samba-tool spn (including relevant subcommands)
• smbpasswd
• pdbedit
• kinit
• klist

3XX.4 Samba Domain Membership (weight: 4)

Weight	4
Description	Candidates should be able to join a Samba server into an existing Active Directory domain and authorize domain users to use the server. This includes installing and configuring the Winbindd service.

Key Knowledge Areas:

• Joining Samba to an existing AD domain
• Configure Winbind service, including ID mapping

Understand and configure Winbind ID mapping, including various mapping backends

• Configure PAM and NSS to use Winbind

The following is a partial list of the used files, terms and utilities:

• smb.conf:
  • security
  • server role
  • realm
  • workgroup
  • idmap config
  • winbind enumerate users
  • winbind enumerate groups
  • winbind offline logon
  • winbind separator
  • template shell
  • template homedir
  • allow trusted domains
• idmap_ad
• idmap_autorid
• idmap_ldap
• idmap_rfc2307
• idmap_rid
• idmap_tdb
• idmap_tdb2
• net ads (including relevant subcommands)
• /etc/nsswitch.conf
• /etc/pam.conf
• /etc/pam.d/
• libnss_winbind
• libpam_winbind
• getent
• wbinfo

394.5 Samba Local User Management (weight: 2)

Weight	2
Description	Candidates should be able to create and manage local user accounts on a stand alone samba server.

Key Knowledge Areas:

• Setup a local password database
• Perform password synchronization
• Knowledge of different passdb backends
• Convert between Samba passdb backends

The following is a partial list of the used files, terms and utilities:

• smb.conf:
  • passdb backend
• /etc/passwd
• /etc/group
• pam_smbpass.so
• smbpasswd
• pdbedit

Topic 393: Samba Share Configuration

393.1 File Share Configuration (weight: 4)

Weight	4
Description	Candidates should be able to create and configure CIFS file shares in Samba.

Key Knowledge Areas:

• Create and configure CIFS file shares
• Samba share access configuration parameters
• Registry based share configuration
• Manage profile and user home shares
• Plan file service migration
• Limit access to IPC$
• Awareness of user shares
• Awareness of existing VFS modules and their general functionality, including modules to support audit logs and snapshots / shadow copies

The following is a partial list of the used files, terms and utilities:

• smb.conf:
  • path
  • browsable
  • writable / write ok / read only
  • valid users
  • invalid users
  • read list
  • write list
  • guest ok
  • hosts allow / allow hosts
  • hosts deny / deny hosts
  • copy
  • hide unreadable
  • hide unwritable files
  • hide dot files
  • hide special files
  • veto files
  • delete veto files
• [homes]
• [IPC$]
• smbcquotas

393.2 File Share Security (weight: 3)

Weight	3
Description	Candidates should understand file permissions on CIFS shares and on a Linux file system.

Key Knowledge Areas:

• Enforce ownership and permissions of files and directories
• Manage ACLs for shares and folders
• Understand POSIX, Extended POSIX and Windows ACLs
• Understand how Samba stores Windows ACLs in Linux ACLs and extended attributes
• Configure ACLs for profile and home folder shares

The following is a partial list of the used files, terms and utilities:

• smb.conf
  • create mask / create mode
  • directory mask / directory mode
  • force create mode
  • force directory mode
  • force user
  • force group / group
  • profile acls
  • inherit acls
  • map acl inherit
  • store dos attributes
  • vfs objects
• chown
• chmod
• getfacl
• setfacl
• getfattr
• smbcacls
• sharesec
• SeDiskOperatorPrivilege
• vfs_acl_xattr
• vfs_acl_tdb
• samba-tool ntacl (including subcommands)

393.X DFS Share Configuration (weight: 1)

Weight	1
Description	Candidates should be able to create and manage DFS shares in Samba.

Key Knowledge Areas:

• Understand DFS
• Configure DFS shares

The following is a partial list of the used files, terms and utilities:

• smb.conf:
  • host msdfs
  • msdfs root
  • msdfs proxy
• ln

393.3 Print Share Configuration (weight: 2)

Weight	2
Description	Candidates should be able to create and manage print shares in Samba.

Key Knowledge Areas:

• Understand Samba printing, including raw printing
• Create and configure printer shares
• Configure integration between Samba and CUPS
• Manage Windows print drivers and configure downloading of print drivers
• Upload printer drivers using 'Add Print Driver Wizard' in Windows
• Preconfigure driver settings
• Configure paper sizes and forms
• Supported driver versions
• GPO options for trusted print servers
• Awareness of spoolssd

The following is a partial list of the used files, terms and utilities:

• smb.conf:
  • printing
  • printable / print ok
  • printcap name / printcap
  • spoolss: architecture = Windows x64
• [printers]
• [print$]
• CUPS
• cupsd.conf
• /var/spool/samba/
• smbspool
• rpcclient (to execute topic-related commands (enumdrivers, enumprinters, setdriver)
• net (included topic-related subcommands)
• SePrintOperatorPrivilege

Topic 397: Working with Linux and Windows Clients

397.1 CIFS Integration (weight: 3)

Weight	3
Description	Candidates should be comfortable working with CIFS in a mixed environment.

Key Knowledge Areas:

• Understand SMB/CIFS concepts
• Access and mount remote CIFS shares from a Linux client
• Securely storing CIFS credentials
• Understand features and benefits of CIFS
• Understand permissions and file ownership of remote CIFS shares

The following is a partial list of the used files, terms and utilities:

• SMB/CIFS
• mount, mount.cifs
• smbclient
• smbget
• smbtar
• smbtree
• findsmb
• smb.conf
• smbcquotas
• /etc/fstab

397.2 Working with Windows Clients (weight: 2)

Weight	2
Description	Candidates should be able to interact with remote Windows clients, and configure Windows workstations to access file and print services from Linux servers.

Key Knowledge Areas:

• Knowledge of Windows clients
• Explore browse lists and SMB clients from Windows
• Share file / print resources from Windows
• Use of the smbclient program
• Use of the Windows net utility

The following is a partial list of the used files, terms and utilities:

• Windows net command
• smbclient
• control panel
• rdesktop
• workgroup