LPI 202 LPIC-2 Exam 202-400 Linux Engineer

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цената включва 40 уч.ч. онлайн обучение (теория и практика).

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Съдържание:

Topic 207: Domain Name Server
207.1 Basic DNS server configuration
Weight: 3
Description: Candidates should be able to configure BIND to function as a caching-only DNS server. This objective includes the ability to managing a running server and configuring logging.
Key Knowledge Areas:
BIND 9.x configuration files, terms and utilities
Defining the location of the BIND zone files in BIND configuration files
Reloading modified configuration and zone files
Awareness of dnsmasq, djbdns and PowerDNS as alternate name servers
The following is a partial list of the used files, terms and utilities:
/etc/named.conf
/var/named/
/usr/sbin/rndc
kill
host
dig
207.2 Create and maintain DNS zones
Weight: 3
Description: Candidates should be able to create a zone file for a forward or reverse zone and hints for root level servers. This objective includes setting appropriate values for records, adding hosts in zones and adding zones to the DNS. A candidate should also be able to delegate zones to another DNS server.
Key Knowledge Areas:
BIND 9 configuration files, terms and utilities
Utilities to request information from the DNS server
Layout, content and file location of the BIND zone files
Various methods to add a new host in the zone files, including reverse zones
Terms and Utilities:
/var/named/
zone file syntax
resource record formats
dig
nslookup
host
207.3 Securing a DNS server
Weight: 2
Description: Candidates should be able to configure a DNS server to run as a non-root user and run in a chroot jail. This objective includes secure exchange of data between DNS servers.
Key Knowledge Areas:
BIND 9 configuration files
Configuring BIND to run in a chroot jail
Split configuration of BIND using the forwarders statement
Configuring and using transaction signatures (TSIG)
Awareness of DNSSEC and basic tools
Terms and Utilities:
/etc/named.conf
/etc/passwd
DNSSEC
dnssec-keygen
dnssec-signzone
Topic 208: Web Services
208.1 Implementing a web server
Weight: 4
Description: Candidates should be able to install and configure a web server. This objective includes monitoring the server’s load and performance, restricting client user access, configuring support for scripting languages as modules and setting up client user authentication. Also included is configuring server options to restrict usage of resources. Candidates should be able to configure a web server to use virtual hosts and customize file access.
Key Knowledge Areas:
Apache 2.x configuration files, terms and utilities
Apache log files configuration and content
Access restriction methods and files
mod_perl and PHP configuration
Client user authentication files and utilities
Configuration of maximum requests, minimum and maximum servers and clients
Apache 2.x virtual host implementation (with and without dedicated IP addresses)
Using redirect statements in Apache’s configuration files to customize file access
Terms and Utilities:
access logs and error logs
.htaccess
httpd.conf
mod_auth
htpasswd
AuthUserFile, AuthGroupFile
apache2ctl
httpd
208.2 Apache configuration for HTTPS
Weight: 3
Description: Candidates should be able to configure a web server to provide HTTPS.
Key Knowledge Areas:
SSL configuration files, tools and utilities
Ability to generate a server private key and CSR for a commercial CA
Ability to generate a self-signed Certificate from private CA
Ability to install the key and Certificate
Awareness of the issues with Virtual Hosting and use of SSL
Security issues in SSL use
Terms and Utilities:
Apache2 configuration files
/etc/ssl/, /etc/pki/
openssl, CA.pl
SSLEngine, SSLCertificateKeyFile, SSLCertificateFile, SSLCertificateChainFile
SSLCACertificateFile, SSLCACertificatePath
SSLProtocol, SSLCipherSuite, ServerTokens, ServerSignature, TraceEnable
208.3 Implementing a proxy server
Weight: 2
Description: Candidates should be able to install and configure a proxy server, including access policies, authentication and resource usage.
Key Knowledge Areas:
Squid 3.x configuration files, terms and utilities
Access restriction methods
Client user authentication methods
Layout and content of ACL in the Squid configuration files
Terms and Utilities:
squid.conf
acl
http_access
208.4 Implementing Nginx as a web server and a reverse proxy
Weight: 2
Description: Candidates should be able to install and configure a reverse proxy server, Nginx. Basic configuration of Nginx as a HTTP server is included.
Key Knowledge Areas:
Nginx
Reverse Proxy
Basic Web Server
Terms and Utilities:
/etc/nginx/
nginx
Topic 209: File Sharing
209.1 SAMBA Server Configuration
Weight: 5
Description: Candidates should be able to set up a SAMBA server for various clients. This objective includes setting up Samba for login clients and setting up the workgroup in which a server participates and defining shared directories and printers. Also covered is a configuring a Linux client to use a Samba server. Troubleshooting installations is also tested.
Key Knowledge Areas:
Samba 3 documentation
Samba configuration files
Samba tools and utilities
Mounting Samba shares on Linux
Samba daemons
Mapping Windows usernames to Linux usernames
User-Level and Share-Level security
Terms and Utilities:
smbd, nmbd
smbstatus, testparm, smbpasswd, nmblookup
net
smbclient
/etc/smb/
/var/log/samba/
209.2 NFS Server Configuration
Weight: 3
Description: Candidates should be able to export filesystems using NFS. This objective includes access restrictions, mounting an NFS filesystem on a client and securing NFS.
Key Knowledge Areas:
NFS version 3 configuration files
NFS tools and utilities
Access restrictions to certain hosts and/or subnets
Mount options on server and client
TCP Wrappers
Awareness of NFSv4
Terms and Utilities:
/etc/exports
exportfs
showmount
nfsstat
/proc/mounts
/etc/fstab
rpcinfo
mountd
portmapper
Topic 210: Network Client Management
210.1 DHCP configuration
Weight: 2
Description: Candidates should be able to configure a DHCP server. This objective includes setting default and per client options, adding static hosts and BOOTP hosts. Also included is configuring a DHCP relay agent and maintaining the DHCP server.
Key Knowledge Areas:
DHCP configuration files, terms and utilities
Subnet and dynamically-allocated range setup
Terms and Utilities:
dhcpd.conf
/var/log/daemon.log and /var/log/messages
dhcpd.leases
arp
dhcpd
210.2 PAM authentication
Weight: 3
Description: The candidate should be able to configure PAM to support authentication using various available methods.
Key Knowledge Areas:
PAM configuration files, terms and utilities
passwd and shadow passwords
Terms and Utilities:
/etc/pam.d/
pam.conf
nsswitch.conf
pam_unix, pam_cracklib, pam_limits, pam_listfile
210.3 LDAP client usage
Weight: 2
Description: Candidates should be able to perform queries and updates to an LDAP server. Also included is importing and adding items, as well as adding and managing users.
Key Knowledge Areas:
LDAP utilities for data management and queries
Change user passwords
Querying the LDAP directory
Terms and Utilities:
ldapsearch
ldappasswd
ldapadd
ldapdelete
210.4 Configuring an OpenLDAP server
Weight: 4
Description: Candidates should be able to configure a basic OpenLDAP server including knowledge of LDIF format and essential access controls. An understanding of the role of SSSD in authentication and identity management is included.
Key Knowledge Areas:
OpenLDAP
Access Control
Distinguished Names
Changetype Operations
Schemas and Whitepages
Directories
Object IDs, Attributes and Classes
Awareness of System Security Services Daemon (SSSD)
Terms and Utilities:
slapd
slapd.conf
LDIF
slapadd
slapcat
slapindex
/var/lib/ldap/
loglevel
Topic 211: E-Mail Services
211.1 Using e-mail servers
Weight: 4
Description: Candidates should be able to manage an e-mail server, including the configuration of e-mail aliases, e-mail quotas and virtual e-mail domains. This objective includes configuring internal e-mail relays and monitoring e-mail servers.
Key Knowledge Areas:
Configuration files for postfix
Basic knowledge of the SMTP protocol
Awareness of sendmail and exim
Terms and Utilities:
Configuration files and commands for postfix
/etc/postfix/
/var/spool/postfix/
sendmail emulation layer commands
/etc/aliases
mail-related logs in /var/log/
211.2 Managing Local E-Mail Delivery
Weight: 2
Description: Candidates should be able to implement client e-mail management software to filter, sort and monitor incoming user e-mail.
Key Knowledge Areas:
procmail configuration files, tools and utilities
Usage of procmail on both server and client side
Terms and Utilities:
~/.procmailrc
/etc/procmailrc
procmail
mbox and Maildir formats
211.3 Managing Remote E-Mail Delivery
Weight: 2
Description: Candidates should be able to install and configure POP and IMAP daemons.
Key Knowledge Areas:
Courier IMAP and Courier POP configuration
Dovecot configuration
Terms and Utilities:
/etc/courier/
dovecot.conf
Topic 212: System Security
212.1 Configuring a router
Weight: 3
Description: Candidates should be able to configure a system to perform network address translation (NAT, IP masquerading) and state its significance in protecting a network. This objective includes configuring port redirection, managing filter rules and averting attacks.
Key Knowledge Areas:
iptables configuration files, tools and utilities
Tools, commands and utilities to manage routing tables.
Private address ranges
Port redirection and IP forwarding
List and write filtering and rules that accept or block datagrams based on source or destination protocol, port and address
Destination protocol, port and address
Save and reload filtering configurations
Awareness of ip6tables and filtering
Terms and Utilities:
/proc/sys/net/ipv4/
/etc/services
iptables
212.2 Securing FTP servers
Weight: 2
Description: Candidates should be able to configure an FTP server for anonymous downloads and uploads. This objective includes precautions to be taken if anonymous uploads are permitted and configuring user access.
Key Knowledge Areas:
Configuration files, tools and utilities for Pure-FTPd and vsftpd
Awareness of ProFTPd
Understanding of passive vs. active FTP connections
Terms and Utilities:
vsftpd.conf
important Pure-FTPd command line options
212.3 Secure shell (SSH)
Weight: 4
Description: Candidates should be able to configure and secure an SSH daemon. This objective includes managing keys and configuring SSH for users. Candidates should also be able to forward an application protocol over SSH and manage the SSH login.
Key Knowledge Areas:
OpenSSH configuration files, tools and utilities
Login restrictions for the superuser and the normal users
Managing and using server and client keys to login with and without password
Usage of multiple connections from multiple hosts to guard against loss of connection to remote host following configuration changes
Terms and Utilities:
ssh
sshd
/etc/ssh/sshd_config
/etc/ssh/
Private and public key files
PermitRootLogin, PubKeyAuthentication, AllowUsers, PasswordAuthentication, Protocol
212.4 Security tasks
Weight: 3
Description: Candidates should be able to receive security alerts from various sources, install, configure and run intrusion detection systems and apply security patches and bugfixes.
Key Knowledge Areas:
Tools and utilities to scan and test ports on a server
Locations and organizations that report security alerts as Bugtraq, CERT or other sources
Tools and utilities to implement an intrusion detection system (IDS)
Awareness of OpenVAS and Snort
Terms and Utilities:
telnet
nmap
fail2ban
nc
iptables
212.5 OpenVPN
Weight: 2
Description: Candidates should be able to configure a VPN (Virtual Private Network) and create secure point-to-point or site-to-site connections.
Key Knowledge Areas:
OpenVPN
Terms and Utilities:
/etc/openvpn/
openvpn