INTRODUCTION.......1
DOMAIN NAME SYSTEM (DNS)...2
1. NAMED.CONF......3
2. STEP-BY-STEP CONFIGURATION GUIDE....3
APACHE WEB SERVER 8
1. INTRODUCTION TO A PACHE..9
2. INSTALLATION....9
2.1. Installing from the rpm.............9
2.2. Installing from the source.......10
3. APACHE CONFIGURATION...10
3.1. Running Apache.....11
4. BASICS OF APACHE CONFIGURATION.....11
4.1. Server-wide configuration......11
4.2. Site-specific configuration......12
4.3. Virtual Hosts..........12
4.3.1. IP-Based.... ......13
4.3.2. Name-Based............... ......13
4.4. Authentication, Authorization and Access Control...14
4.5 Logging.17
5. AN EXAMPLE SET-UP........17
6. REFERENCE ....18
MAIL SERVER...............19
1. HOW ELECTRONIC MAIL WORKS.........20
1.1 Mail between full-time Internet machines.20
2. NOTIFIERS.......22
3. MAILBOX FORMATS...........22
4. CHOOSING A MAIL TRANSPORT AGENT (MTA).....22
4.1 Sendmail 23
4.2 smail v3.2...............23
4.3 qmail......23
5. LOCAL DELIVERY AGENTS (LDAS).....23
6. USER AGENT ADMINISTRATION............23
6.1 Mutt.......23
6.2 Elm........23
6.3 Mailx.....24
7. SENDMAIL - STEP-BY-STEP CONFIGURATION ...........24
7.1. MTA (sendmail).....24
7.2. POP3....26
7.3. Starting and Testing the Mail Server.......26
8. QMAIL - STEP-BY-STEP CONFIGURATION ...............26
8.1. Pre-requisites/Pre-installation steps........27
8.1.1. Required software/packages ................ ..............27
8.1.2. Software/packages that should not be installed........ ..........28
8.2 qmail Installation and Configuration.......28
8.2.1. Download qmai l............ ...28
8.2.2. Installing qmail. ...............28
8.3. qmail additional tools and utilities..........30
8.3.1. ezmlm............. .30
8.3.2. Autoresponder ............... ...30
8.3.3. Vpopmail..... ...30
8.3.4. Vqadmin......... .30
8.3.5. Maildrop......... .31
8.3.6. Qmailadmin. ...31
8.4. qmail Configuration ...............32
8.5. Testing qmail Installation and Configuration ...........32
8.6. Courier-imap/imaps and Courierpassd...34
i8.7. SquirrelMail ..........37
8.8. ClamAntivirus and SpamAssasin.............39
9. REFERENCES....41
DYNAMIC HOST CONFIGURATION PROTOCOL (DHCP)......42
1. INTRODUCTION.43
2. INSTALLTION....43
2.1. Server Configuration..............43
2.2. Client Configuration ...............45
3. REFERENCES....45
LIGHTWEIGHT DIRECTORY ACCESS PROTOCOL (LDAP)..46
1. OVERVIEW:.....47
2. HOW DOES LDAP WORK?.47
3. LDAP BACK-ENDS, OBJECTS AND ATTRIBUTES........48
4. STEP-BY-STEP CONFIGURATION GUIDE..49
4.1. Scenario49
4.2. Downloading and Installing the LDAP Packages.....49
4.2.1. Required LDAP Server RPMs.... ......49
4.2.2. Required LDAP Client RPMs...... ....50
4.3. Configuring the LDAP Server.50
4.3.1. Create a database directory..... ..........50
4.3.2. Create an LDAP "root" password .............. ........50
4.3.3. Edit the slapd.conf file............ ..........50
4.3.4. Start the LDAP daemon ............. .......51
4.3.5. Convert the /e tc/passwd file into LDIF format ............. ......51
4.3.6. Create the ldapuser test account ... ....51
4.3.7. Extract the required records from /etc/passwd. .51
4.3.8. Find the conversion script............ .....51
4.3.9. Convert the ". ldapuser" file.......... ....52
4.3.10. Modify the LDIF files ................ .....52
4.3.11. Edit the user LDIF file.......... ..........52
4.3.12. Create an LDIF file for the "tdomain.com" doma in.............. ............52
4.3.13. Import the LDIF files into the database ... ........53
4.3.14. Test the LDAP database............... ..53
4.4. Configuring the LDAP Client.53
4.4.1. Edit the ldap.conf configuration file......... .........53
4.4.2. Edit the /etc/nsswi tch file................ ..53
4.4.3. Create Home Directories on the LDAP Client.... ...............54
4.4.4. Check if ldapuser is missing from the /etc/passwd file ...... 54
4.4.5. Create the Home Directory for ldapuser on the LDAP Client....... .....54
4.5. Testing..55
SAMBA............56
1. OVERVIEW......57
2. CONFIGURING SAMBA........58
2.1. Setting the NetBIOS parameters..............58
2.2. Global printing settings ..........58
2.3. Global security settings..........59
2.4. Global name resolution settings..............59
2.5. Creating shares .....59
2.6. Share permissions..60
2.7. Creating shares for home directories......60
2.8. Creating a printer share.........61
3. STARTING AND STOPPING THE SAMBA SERVER..........61
4. STEP-BY-STEP CONFIGURATION GUIDE..61
4.1. Samba as Primary Domain Controller ...61
4.2. Join Domain..........63
SQUID CACHE SERVER ..............64
1. AN OVERVIEW.65
2. WHY CACHE?..65
2.1. Origin Server Load65
2.2. Quick Abort...........65
ii2.3. Peer Congestion....65
2.4. Traffic spikes.........66
2.5. Unreachable sites..66
2.6. Costs.....66
3. SUPPORTED PROTOCOLS.....66
3.1. Supported Client Protocols.....66
3.2 Inter-cache and Management Protocols...66
3.3 Inter-cache Communication Protocols.....66
4. SQUID CONFIGURATION......67
4.1 The Configuration File............67
4.2 Setting Squid's HTTP Port.......67
4.3 Storing Cached Data...............67
4.4 E-mail for the Cache Administrator..........67
5. ACCESS CONTROL LISTS AND ACCESS CONTROL OPERATORS.....68
5.1 Simple Access Control .............68
6. STEP-BY-STEP CONFIGURATION GUIDE..69
FIREWALLS..71
1. INTRODUCTION.72
2. CONCEPTS.......72
3. IPFIREWALL (IPFW) 72
3.1. Enabling IPFW......73
3.1.1. Kernel Options......... ........73
3.1.2. /etc/rc.conf Options....... ...74
3.3. IPFW Rule Sets......75
3.3.1. Rule Syntax .....75
3.4. Building a Rule Script.............78
3.4.1. A Sample Inclusive Rule set...... .......79
3.4.2. A Sample NAT and Sta teful Rule set ..... ...........82
ASTERISK .....87
1. OVERVIEW......88
2. INTRODUCTION.88
2.1. The Components ....88
2.1.1. The IP PBX.............. ........88
2.1.2. Phones..... ........89
2.1.3. Network...... ....89
3. INSTALLATION AND CONFIGURATIONS....89
Change the Linux Password..........91
Change the IP Address ................91
Set Time Zone ..............92
4. CONNECT TO AMP FROM A WEB BROWSER...........93
4.1 Logging into an Asterisk Management Portal (AMP)93
4.2. General Settings....94
4.3. Extensions..............95
5. SETTING THE SOFT PHONE...96
5.1. Profile Tab.............97
5.2. Audio and Video Tab..............98
5.3. Network Tab..........98
5.4. Call-forwarding .....98
5.5. Flash Operator Panel (FOP)..99

Attached Files

Chapter 3 Linux Servers Configuration (bzupages.com).pdf (1.01 MB, 432 views)

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