Linux® Quick Fix

Chapter 1. Why Host Your Own Site? In This Chapter Our NetworkAlternatives to In-House Web HostingFactors to Consider Before Hosting YourselfHow to Migrate From an External ProviderIn-House Server ConsiderationsConclusion...

Chapter 2. to Networking In This Chapter The OSI Networking ModelAn to TCP/IPHow IP Addresses Are Used to Access Network DevicesHow Subnet Masks Group IP Addresses Into NetworksThe Physical and Link LayersNetworking Equipm...

Chapter 3. Linux Networking In This Chapter How to Configure Your NIC's IP AddressHow to Activate/Shut Down Your NICHow to View Your Current Routing TableHow to Change Your Default GatewayHow to Configure Two GatewaysHow to...

Chapter 4. Simple Network Troubleshooting In This Chapter Doing Basic Cable and Link TestsTesting Your NICHow to See MAC AddressesUsing ping to Test Network ConnectivityUsing telnet to Test Network ConnectivityTesting Web Si...

Chapter 5. Troubleshooting Linux with syslog In This Chapter sysloglogrotateConclusion There are hundreds of Linux applications on the market, each with their own configuration files and help pages. This variety makes Lin...

Chapter 6. Installing RPM Software In This Chapter Where to Get Commonly Used RPMsGetting RPMs Using Web-Based FTPGetting RPMs Using Command-Line Anonymous FTPGetting RPMs Using wgetAutomatic Updates with yumHow to Install R...

Chapter 7. The Linux Boot Process In This Chapter The Fedora Boot SequenceDetermining the Default Boot runlevelGetting a GUI ConsoleGet a Basic Text Terminal Without Exiting the GUISystem Shutdown and RebootingHow to Set Pro...

Chapter 8. Configuring the DHCP Server In This Chapter Download and Install the DHCP PacakgeThe /etc/dhcpd.conf FileHow to Get DHCP StartedDHCP Servers with Multiple NICsConfiguring Linux Clients to Use DHCPConfiguring Windo...

Chapter 9. Linux Users and sudo In This Chapter Adding UsersUsing sudoConclusion Before we proceed, it would be best to cover some basic user administration topics that will be very useful in later chapters....

Chapter 10. Windows, Linux, and Samba In This Chapter Download and Install PackagesHow to Get Samba StartedThe Samba Configuration FileHow SWAT Makes Samba SimplerCreating a Starter ConfigurationSamba PasswordsHow to Create...

Chapter 11. Sharing Resources Using Samba In This Chapter Adding a Printer to a Samba PDCCreating Group Shares in SambaSharing Windows Drives Using a Linux Samba ClientAutomating Mounting with Linux Samba ClientsConclusion...

Chapter 12. Samba Security and Troubleshooting In This Chapter Testing the smb.conf FileSamba and Firewall SoftwareTesting Basic Client/Server Network ConnectivityTesting Samba Client/Server Network ConnectivityChecking the...

Chapter 13. Linux Wireless Networking In This Chapter Wireless Linux-Compatible NICsCommon Wireless Networking TermsNetworking with Linux Wireless ToolsNetworking with Linux-WLANTroubleshooting Your Wireless LANWireless Netw...

Chapter 14. Linux Firewalls Using iptables In This Chapter What Is iptables?Download and Install the iptables PackageHow to Start iptablesDetermining the Status of iptablesPacket Processing in iptablesTargets and JumpsImport...

Chapter 15. Linux FTP Server Setup In This Chapter FTP OverviewProblems with FTP and FirewallsHow to Download and Install VSFTPDHow to Get VSFTPD StartedTesting the Status of VSFTPDThe vsftpd.conf FileFTP Security IssuesTrou...

Chapter 16. TELNET, TFTP, and xinetd In This Chapter Managing xinetd ProgramsTELNETConclusion Many network-enabled Linux applications don't rely on themselves to provide restricted access or bind to a particular TCP port;...

Chapter 17. Secure Remote Logins and File Copying In This Chapter A Quick to SSH EncryptionStarting OpenSSHTesting the Status of SSHThe /etc/ssh/sshd_config FileUsing SSH to Log Into a Remote MachineWhat to Expect with Your...

Chapter 18. Configuring DNS In This Chapter to DNSDownloading and Installing the BIND PackagesStarting BINDThe /etc/resolv.conf FileConfiguring a Caching Name ServerImportant File LocationsConfiguring a Regular Name ServerT...

Chapter 19. Dynamic DNS In This Chapter Dynamic DNS PreparationDynamic DNS and NAT Router/FirewallsDDNS Client Software: SOHO Router/FirewallsDDNS Client Software: Linux DDclientTesting Your Dynamic DNSConclusion In many...

Chapter 20. The Apache Web Server In This Chapter Downloading and Installing the Apache PackageStarting ApacheConfiguring DNS for ApacheDHCP and ApacheGeneral Configuration StepsConfiguration: Multiple Sites and IP Addresses...

Chapter 21. Configuring Linux Mail Servers In This Chapter Configuring sendmailFighting SpamConfiguring Your POP Mail ServerConclusion E-mail is an important part of any Web site you create. In a home environment, a free...

Chapter 22. Monitoring Server Performance In This Chapter SNMPMRTGWebalizerThe top CommandThe vmstat CommandThe free UtilityConclusion You can monitor your system's Web performance quite easily with graphical Linux tools....

Chapter 23. Advanced MRTG for Linux In This Chapter Locating and Viewing the Contents of Linux MIBsTesting Your MIB ValueDifferences in MIB and MRTG TerminologyThe CPU and the Memory Monitoring MIBThe TCP/IP Monitoring MIBMa...

Chapter 24. The NTP Server In This Chapter Download and Install the NTP PackageThe /etc/ntp.conf FileHow to Get NTP StartedTesting and Troubleshooting NTPConfiguring Cisco Devices to Use an NTP ServerFirewalls and NTPConfigu...

Chapter 25. Network-Based Linux Installation In This Chapter Setting Up the Installation ServerCreating a Boot CDThe Network InstallationTroubleshooting the Network InstallationDifferences Between Fedora and Red Hat Installa...

Chapter 26. Linux Software RAID In This Chapter RAID TypesBefore You StartConfiguring Software RAIDConclusion The main goals of using redundant arrays of inexpensive disks (RAID) are to improve disk data performance and p...

Chapter 27. Expanding Disk Capacity In This Chapter Adding Disks to LinuxExpanding Partitions with LVMConclusion The lack of available disk storage frequently plagues Linux systems administrators. The most common reasons...

Chapter 28. Managing Disk Usage with Quotas In This Chapter Setting Up QuotasOther Quota TopicsConclusion Eventually, you may need to restrict the amount of disk space used on each partition by each user or group of users...

Chapter 29. Remote Disk Access With NFS In This Chapter NFS Operation OverviewInstalling nfsScenarioConfiguring NFS on the ServerConfiguring NFS on the ClientActivating Modifications to the /etc/exports FileThe NFS automount...

Chapter 30. Centralized Logins Using NIS In This Chapter ScenarioConfiguring the NFS ServerConfiguring the NFS ClientConfiguring the NIS ServerAdding New NIS UsersConfiguring the NIS ClientNIS Slave ServersChanging Your NIS...

Chapter 31. Centralized Logins Using LDAP and RADIUS In This Chapter The LDAP Directory StructureScenarioDownloading and Installing the LDAP PackagesConfiguring the LDAP ServerConfiguring the LDAP ClientConfiguring Encrypted...

Chapter 32. Controlling Web Access with Squid In This Chapter Download and Install the Squid PackageStarting SquidThe /etc/squid/squid.conf FileForcing Users to Use Your Squid ServerSquid Disk UsageTroubleshooting SquidConcl...

Chapter 33. Modifying the Linux Kernel to Improve Performance In This Chapter Download and Install the Kernel Sources PackageKernel ModulesCreating a Custom KernelUpdating GRUBUpdating the Kernel Using RPMsConclusion Like...

Chapter 34. Basic MySQL Configuration In This Chapter Preparing MySQL for ApplicationsInstalling MySQLStarting MySQLThe /etc/my.cnf FileThe Location of MySQL DatabasesCreating a MySQL Root AccountAccessing the MySQL Command...

Chapter 35. Configuring Linux VPNs In This Chapter VPN GuidelinesScenarioDownload and Install the Openswan PackageGetting Openswan StartedGet the Status of the Openswan InstallationVPN Configuration Steps Using RSA KeysPossi...