实例介绍
【实例简介】
RedHat Linux RHCE RHCSA 7th Study Guide
For the young widows and widowers may they find the courage to face their fears to navigate their way through the pain, and to find hope for a brighter future ABOUT THE AUTHORS Michael Jang(RHCE, LPIC-2, UCP, LCP, Linux+, MCp) is currently a Senior Technical Writer for ForgeRock. His experience with computers goes back to the days of jumbled punch cards. He has written other books on Linux certification, including LPIC-1 in Depth, Mike Meyers'Linux+ Certification Passport, and Sair gNu/Linux installation and Configuration Exam Cram. His other Linux books include Linux Annoyances for Geeks, Linux patch Management, and mastering Fedora Core linux 5. He has also written or contributed to books on Microsoft operating systems, including MCSE Guide to Microsoft Windows 98 and Mastering Windows XP Professional, Second Edition Alessandro Orsaria(RHCE, RHCA, CCIE x 2) is an IT professional with more than 15 years'experience in the industry. He has authored articles for technical Linux magazines and is currently employed by a global equity hedge fund as an IT Infrastructure Architect Alessandro is Red hat RHCE and rhca certified and has achieved two cisco ccie certifications in Routing Switching and Datacenter. He holds an MBA from Imperial College of london and a degree in physics About the technical editor Alex Davies works for a proprietary trading firm, where he is responsible for Linux systems and manages a team of Linux engineers across Chicago, New York, London, and Singapore Alex is the author of My sQL Clustering and MysQL High Availability Cookbook. Earlier in his career he was both rhce and rhca certified and received the rhce of the year award in 2009 from Red hat. Alex also holds a degree in economics from the university of Durham CONTENTS AT A GLANCE Prepare for Red Hat Hands-on Certifications 123456 Virtual machines and automated installations Fundamental Command-Line skills ..................... 115 RHCSA-Level security options 175 The boot process 241 6 Linux Filesystem Administration ......................... 285 7 Package management 343 8 User administration 9 RHCSA-Level System Administration Tasks . .................................443 10 A Security Primer…………………………………479 11 System Services and selinux .............. 537 12 RHCE Administrative Tasks 579 13 Network Services: DNS, SMTP iSCSI, and ntp 631 14 The Apache Web server∴…… 679 15 The Samba file server 733 16 NFS Secured with Kerberos 17 The MariaDB Server . ...............................................................807 a Prepare a System for the Sample Exams 843 b Sample exam 1: rhcSa 847 C Sample Exam 2: RHCSA 851 Vi RHCSA/RHCE Red Hat Linux Certification Study guide D Sample Exam 3: RHCE Sample Exam 1 855 E Sample exam 4 RHCe Sample exam 2 861 F About the dvd ·;······;;;················; ·;·······; 865 Glossary… 867 Index 883 CONTENTS Acknowledgments Xv Preface∴ 垂·香音普垂·香番 Anvil Introduction ······;·· ·· 4a...4....... vilI 1 Prepare for red Hat Hands-on Certifications The rhcsa and rhce exams The exam experience The rhcsa exam 4556 The rhce exam If You're studying Just" for the rhcsa exam Evolving Requirements…………… Basic hardware Requirements Hardware Compatibility architectures RAM Requirements 中··················· 中··········· Hard Drive Options 6778899 Networking Virtual Machine Options ....................... 10 Get Red hat Enterprise linux ....................................................11 Purchase a Subscription 11 Get an Evaluation Copy…………… ··············· 12 Third-party rebuilds 12 Check the download 13 Installation Requirements 13 You Wont start from scratch 14 The Advantages of network installation 14 Red hat and virtual machines ··············· 15 Virtual and physical systems 15 a Pre-installed environment for Practice labs System roles 16 Installation Options 垂香香帝垂垂垂帝鲁鲁香音垂垂 18 Boot media 18 CD/DVD or Boot uSb Starts Installation 19 Basic Installation Steps 20 Vil RHCSA/RHCE Red Hat Linux Certification Study Guide The Installation Perspective on partitions 25 Partition Creation exercis 普香鲁 28 Exercise 1-1: Partitioning During Installation 30 Wow, Look at all That softwarel 32 Baseline pack g 34 ackage groups 34 During the Installation 35 System setup options 36 itial Setup and Firstboot 37 Default Security setti 37 Special Setup Options for Virtual Machines 38 onfigure Default File Sharing Services 39 Mount and Copy the Installation DVD 40 Set Up a Default Configuration apache server 40 Exercise 1-2: Configure Apache as an Installation Server 42 Share Copied Files via FTP Server 章·····;·······;·· 43 Certification Summary 45 Two-Minute drill 46 Q&A Self Test 48 Lab Questions 49 Self Test answers 52 Lab answers 53 2 Virtual Machines and automated installations ...... 55 Configure KVM for Red Hat Why Virtual machines ·;······;;;····· 57 If You have to install Kvm 58 The right KvM modules 垂、牵 59 Configure the virtual machine manager 60 Configuration by Hypervisor………… 61 Virtual Networks on a Hypervisor 62 Exercise 2-1: Create a Second Virtual Network ........ 63 Configure a Virtual machine on KVm 68 Configure a Virtual Machine on KVM 68 Exercise 2-2 Add virtual hard drives 73 KVM Configuration Files Control virtual machines from the Command line 76 Automated Installation Options∴…………………….80 Kickstart Concepts 81 Set Up Local Access to Kickstart ... 81 Set Up Network Access to Kickstart 83 Contents x Sample Kickstart File Exercise 2-3: Create and Use a sample kickstart File 89 The Kickstart Confi Administration with the Secure Shell and Secure Copy……… 95 Configure an ssh client Command-Line access 96 More ssh command-Line tools 鲁鲁香 97 Graphical Secure Shell Access Consider Adding These Command-Line tools 98 Checking po ng ts with telnet Checking Ports with nmap 100 Configure an E-mail client 100 The Use of Text and graphical browsers 102 Using lftp to Access URLS 103 Certification Summary 105 √Two- Minute drill 105 Q&a Self 107 Lab Questions 108 Self test answers 鲁鲁香 110 Lab answers 111 3 Fundamental command-Line skills 115 Shells 118 Other shells 119 Virtual terminals 119 GUI Shell Interfaces ······· ··········· 120 Differences Between Regular and Administrative Users 121 Text Streams and Command redirection 121 Standard command-Line tools 122 File and Directory Concepts 123 File lists and ls 126 File-Creation Commands..................... 127 Wildcards 鲁鲁 ···· 中··········· 130 File searches 130 The Management of Text Files 131 Commands to Read Text streams 132 Commands to process text streams 134 Edit Text Files at the Console ··············· 137 Exercise 3-1: USing vi to Create a New User 139 If You don t like vi .......................................................141 Edit text files in the gui 141 X RHCSA/RHCE Red Hat Linux Certification Study Guide Local online documentation 142 When You Need Help 142 a Variety of man Pages 143 The info manual 145 Detailed Documentation in/usr/share/ doc 146 A Networking Primer ............... 146 IPv4 Networks 46 Networks and routing 147 Tools and command 148 Network Configuration and Troubleshooting ....... 154 Network Configuration Files∴……………155 Network Configuration Tools 158 Exercise 3-2: Configure a Network Card 161 Configure Name Resolution 164 Hostname Configuration Files 165 Hostname Configuration Options 章·····;·······;·· 166 Certification Summary 167 Two-Minute drill 168 Q&A Self Test 170 Lab Question: 171 Self Test answers 172 Lab answers 173 4 RHCSA-Level Security Options............... 175 Basic file permissions 178 File Permissions and Ownership 178 Commands to Change Permissions and Ownership ...... 181 Basic User and Group Concepts 垂、牵 184 Access Control lists and more . ..................................................186 The getfacl Command……… 186 Make a Filesystem aCl friendly 187 Manage acls on a file ·;······;;;····· 188 Configure a Directory for ACLs 190 Configure Default ACls…………… 191 ACLs and masks 192 Exercise4-1: Use acls to Deny a User…………… 192 NeS Shares and acls 193 Basic firewall contro ·;······;;;·····;······:····; ·;······;;;····· 195 Standard ports 196 A Focus on iptables…… 196 Keep That Firewall in Operation 198 【实例截图】
【核心代码】
RedHat Linux RHCE RHCSA 7th Study Guide
For the young widows and widowers may they find the courage to face their fears to navigate their way through the pain, and to find hope for a brighter future ABOUT THE AUTHORS Michael Jang(RHCE, LPIC-2, UCP, LCP, Linux+, MCp) is currently a Senior Technical Writer for ForgeRock. His experience with computers goes back to the days of jumbled punch cards. He has written other books on Linux certification, including LPIC-1 in Depth, Mike Meyers'Linux+ Certification Passport, and Sair gNu/Linux installation and Configuration Exam Cram. His other Linux books include Linux Annoyances for Geeks, Linux patch Management, and mastering Fedora Core linux 5. He has also written or contributed to books on Microsoft operating systems, including MCSE Guide to Microsoft Windows 98 and Mastering Windows XP Professional, Second Edition Alessandro Orsaria(RHCE, RHCA, CCIE x 2) is an IT professional with more than 15 years'experience in the industry. He has authored articles for technical Linux magazines and is currently employed by a global equity hedge fund as an IT Infrastructure Architect Alessandro is Red hat RHCE and rhca certified and has achieved two cisco ccie certifications in Routing Switching and Datacenter. He holds an MBA from Imperial College of london and a degree in physics About the technical editor Alex Davies works for a proprietary trading firm, where he is responsible for Linux systems and manages a team of Linux engineers across Chicago, New York, London, and Singapore Alex is the author of My sQL Clustering and MysQL High Availability Cookbook. Earlier in his career he was both rhce and rhca certified and received the rhce of the year award in 2009 from Red hat. Alex also holds a degree in economics from the university of Durham CONTENTS AT A GLANCE Prepare for Red Hat Hands-on Certifications 123456 Virtual machines and automated installations Fundamental Command-Line skills ..................... 115 RHCSA-Level security options 175 The boot process 241 6 Linux Filesystem Administration ......................... 285 7 Package management 343 8 User administration 9 RHCSA-Level System Administration Tasks . .................................443 10 A Security Primer…………………………………479 11 System Services and selinux .............. 537 12 RHCE Administrative Tasks 579 13 Network Services: DNS, SMTP iSCSI, and ntp 631 14 The Apache Web server∴…… 679 15 The Samba file server 733 16 NFS Secured with Kerberos 17 The MariaDB Server . ...............................................................807 a Prepare a System for the Sample Exams 843 b Sample exam 1: rhcSa 847 C Sample Exam 2: RHCSA 851 Vi RHCSA/RHCE Red Hat Linux Certification Study guide D Sample Exam 3: RHCE Sample Exam 1 855 E Sample exam 4 RHCe Sample exam 2 861 F About the dvd ·;······;;;················; ·;·······; 865 Glossary… 867 Index 883 CONTENTS Acknowledgments Xv Preface∴ 垂·香音普垂·香番 Anvil Introduction ······;·· ·· 4a...4....... vilI 1 Prepare for red Hat Hands-on Certifications The rhcsa and rhce exams The exam experience The rhcsa exam 4556 The rhce exam If You're studying Just" for the rhcsa exam Evolving Requirements…………… Basic hardware Requirements Hardware Compatibility architectures RAM Requirements 中··················· 中··········· Hard Drive Options 6778899 Networking Virtual Machine Options ....................... 10 Get Red hat Enterprise linux ....................................................11 Purchase a Subscription 11 Get an Evaluation Copy…………… ··············· 12 Third-party rebuilds 12 Check the download 13 Installation Requirements 13 You Wont start from scratch 14 The Advantages of network installation 14 Red hat and virtual machines ··············· 15 Virtual and physical systems 15 a Pre-installed environment for Practice labs System roles 16 Installation Options 垂香香帝垂垂垂帝鲁鲁香音垂垂 18 Boot media 18 CD/DVD or Boot uSb Starts Installation 19 Basic Installation Steps 20 Vil RHCSA/RHCE Red Hat Linux Certification Study Guide The Installation Perspective on partitions 25 Partition Creation exercis 普香鲁 28 Exercise 1-1: Partitioning During Installation 30 Wow, Look at all That softwarel 32 Baseline pack g 34 ackage groups 34 During the Installation 35 System setup options 36 itial Setup and Firstboot 37 Default Security setti 37 Special Setup Options for Virtual Machines 38 onfigure Default File Sharing Services 39 Mount and Copy the Installation DVD 40 Set Up a Default Configuration apache server 40 Exercise 1-2: Configure Apache as an Installation Server 42 Share Copied Files via FTP Server 章·····;·······;·· 43 Certification Summary 45 Two-Minute drill 46 Q&A Self Test 48 Lab Questions 49 Self Test answers 52 Lab answers 53 2 Virtual Machines and automated installations ...... 55 Configure KVM for Red Hat Why Virtual machines ·;······;;;····· 57 If You have to install Kvm 58 The right KvM modules 垂、牵 59 Configure the virtual machine manager 60 Configuration by Hypervisor………… 61 Virtual Networks on a Hypervisor 62 Exercise 2-1: Create a Second Virtual Network ........ 63 Configure a Virtual machine on KVm 68 Configure a Virtual Machine on KVM 68 Exercise 2-2 Add virtual hard drives 73 KVM Configuration Files Control virtual machines from the Command line 76 Automated Installation Options∴…………………….80 Kickstart Concepts 81 Set Up Local Access to Kickstart ... 81 Set Up Network Access to Kickstart 83 Contents x Sample Kickstart File Exercise 2-3: Create and Use a sample kickstart File 89 The Kickstart Confi Administration with the Secure Shell and Secure Copy……… 95 Configure an ssh client Command-Line access 96 More ssh command-Line tools 鲁鲁香 97 Graphical Secure Shell Access Consider Adding These Command-Line tools 98 Checking po ng ts with telnet Checking Ports with nmap 100 Configure an E-mail client 100 The Use of Text and graphical browsers 102 Using lftp to Access URLS 103 Certification Summary 105 √Two- Minute drill 105 Q&a Self 107 Lab Questions 108 Self test answers 鲁鲁香 110 Lab answers 111 3 Fundamental command-Line skills 115 Shells 118 Other shells 119 Virtual terminals 119 GUI Shell Interfaces ······· ··········· 120 Differences Between Regular and Administrative Users 121 Text Streams and Command redirection 121 Standard command-Line tools 122 File and Directory Concepts 123 File lists and ls 126 File-Creation Commands..................... 127 Wildcards 鲁鲁 ···· 中··········· 130 File searches 130 The Management of Text Files 131 Commands to Read Text streams 132 Commands to process text streams 134 Edit Text Files at the Console ··············· 137 Exercise 3-1: USing vi to Create a New User 139 If You don t like vi .......................................................141 Edit text files in the gui 141 X RHCSA/RHCE Red Hat Linux Certification Study Guide Local online documentation 142 When You Need Help 142 a Variety of man Pages 143 The info manual 145 Detailed Documentation in/usr/share/ doc 146 A Networking Primer ............... 146 IPv4 Networks 46 Networks and routing 147 Tools and command 148 Network Configuration and Troubleshooting ....... 154 Network Configuration Files∴……………155 Network Configuration Tools 158 Exercise 3-2: Configure a Network Card 161 Configure Name Resolution 164 Hostname Configuration Files 165 Hostname Configuration Options 章·····;·······;·· 166 Certification Summary 167 Two-Minute drill 168 Q&A Self Test 170 Lab Question: 171 Self Test answers 172 Lab answers 173 4 RHCSA-Level Security Options............... 175 Basic file permissions 178 File Permissions and Ownership 178 Commands to Change Permissions and Ownership ...... 181 Basic User and Group Concepts 垂、牵 184 Access Control lists and more . ..................................................186 The getfacl Command……… 186 Make a Filesystem aCl friendly 187 Manage acls on a file ·;······;;;····· 188 Configure a Directory for ACLs 190 Configure Default ACls…………… 191 ACLs and masks 192 Exercise4-1: Use acls to Deny a User…………… 192 NeS Shares and acls 193 Basic firewall contro ·;······;;;·····;······:····; ·;······;;;····· 195 Standard ports 196 A Focus on iptables…… 196 Keep That Firewall in Operation 198 【实例截图】
【核心代码】
标签：
RHCSA/RHCE Red Hat Linux Certification Study Guide, Seventh Edition
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