Absolute FreeBSD®, 3rd Edition by Lucas, Michael W. -- Read -- Imperial Library of Trantor

Index

Cover Page Title Page Copyright Page About the Author About the Technical Reviewers BRIEF CONTENTS CONTENTS IN DETAIL FOREWORD by Marshall Kirk McKusick ACKNOWLEDGMENTS INTRODUCTION

What Is FreeBSD? FreeBSD Development Other BSDs Other Unixes FreeBSD’s Strengths Who Should Use FreeBSD? Who Should Run Another BSD? Who Should Run a Proprietary Operating System? How to Read This Book What Must You Know? For the New System Administrator Notes on the Third Edition Contents of This Book

1 GETTING MORE HELP

Why Not Beg for Help? Man Pages FreeBSD.org Other Websites Using FreeBSD Problem-Solving Resources Asking for Help

2 BEFORE YOU INSTALL

Default Files Configuration with UCL FreeBSD Hardware Disks and Filesystems Getting FreeBSD Network Installs

3 INSTALLING

Core Settings Distribution Selection Disk Partitioning Network and Service Configuration Finishing the Install

4 START ME UP! THE BOOT PROCESS

Power-On The Loader Single-User Mode The Loader Prompt Loader Configuration Boot Options Startup Messages Multiuser Startup The rc.d Startup System Serial Consoles

5 READ THIS BEFORE YOU BREAK SOMETHING ELSE! (BACKUP AND RECOVERY)

System Backups Backup Tapes BSD tar(1) Recording What Happened Repairing a Broken System

6 KERNEL GAMES

What Is the Kernel? Kernel State: sysctl The Kernel Environment Kernel Modules Build Your Own Kernel Building a Kernel Custom Kernel Configuration Inclusions, Exclusions, and Expanding the Kernel

7 THE NETWORK

Network Layers The Network in Practice Getting Bits and Hexes Network Stacks IPv4 Addresses and Netmasks IPv6 Addresses and Subnets TCP/IP Basics Understanding Ethernet

8 CONFIGURING NETWORKING

Network Prerequisites The Domain Name Service Network Activity Optimizing Network Performance Network Adapter Teaming Virtual LANs

9 SECURING YOUR SYSTEM

Who Is the Enemy? FreeBSD Security Announcements User Security Shells and /etc/shells root, Groups, and Management Tweaking User Security File Flags Securelevels Network Targets Putting It All Together

10 DISKS, PARTITIONING, AND GEOM

Disks Lie Device Nodes The Common Access Method The GEOM Storage Architecture Hard Disks, Partitions, and Schemes The Filesystem Table: /etc/fstab What’s Mounted Now? Disk Labeling GEOM Withering The gpart(8) Command Scheming Disks The GPT Partitioning Scheme The MBR Partitioning Scheme BSD Labels

11 THE UNIX FILE SYSTEM

UFS Components Mounting and Unmounting Filesystems UFS Resiliency Creating and Tuning UFS Filesystems UFS Snapshots UFS Recovery and Repair UFS Space Reservations How Full Is a Partition? Adding New UFS storage

12 THE Z FILE SYSTEM

Datasets ZFS Pools Virtual Devices Managing Pools Copy-On-Write Snapshots Compression Pool Integrity and Repair Boot Environments

13 FOREIGN FILESYSTEMS

FreeBSD Mount Commands Using Removable Media Memory Filesystems devfs Miscellaneous Filesystems The Network File System The Common Internet File System Serving CIFS Shares

14 EXPLORING /ETC

/etc Across Unix Species /etc/adduser.conf /etc/aliases /etc/amd.map /etc/auto_master /etc/blacklistd.conf /etc/bluetooth, /etc/bluetooth.device.conf, and /etc/defaults/bluetooth.device.conf /etc/casper /etc/crontab and /etc/cron.d /etc/csh.* /etc/ddb.conf /etc/devd.conf /etc/devfs.conf, /etc/devfs.rules, and /etc/defaults/devfs.rules /etc/dhclient.conf /etc/disktab /etc/dma/ /etc/freebsd-update.conf /etc/fstab /etc/ftp.* /etc/group /etc/hostid /etc/hosts /etc/hosts.allow /etc/hosts.equiv /etc/hosts.lpd /etc/inetd.conf /etc/libmap.conf /etc/localtime /etc/locate.rc /etc/login.* /etc/mail /etc/mail.rc /etc/mail/mailer.conf /etc/make.conf /etc/master.passwd /etc/motd /etc/mtree /etc/netconfig /etc/netstart /etc/network.subr /etc/newsyslog.conf /etc/nscd.conf /etc/nsmb.conf /etc/nsswitch.conf /etc/ntp/, /etc/ntp.conf /etc/opie* /etc/pam.d/* /etc/passwd /etc/pccard_ether /etc/periodic.conf and /etc/defaults/periodic.conf /etc/pf.conf, /etc/pf.os /etc/phones /etc/portsnap.conf /etc/ppp/ /etc/printcap /etc/profile /etc/protocols /etc/pwd.db /etc/rc* /et/regdomain.xml /etc/remote /etc/resolv.conf /etc/rpc /etc/security/ /etc/services /etc/shells /etc/skel/ /etc/snmpd.config /etc/spwd.db /etc/src.conf /etc/ssh/ /etc/ssl/ /etc/sysctl.conf /etc/syslog.conf, /etc/syslog.conf.d/ /etc/termcap, /etc/termcap.small /etc/ttys /etc/unbound/ /etc/wall_cmos_clock /etc/zfs/

15 MAKING YOUR SYSTEM USEFUL

Ports and Packages Packages Package Repositories Package Branches Upgrading Packages

16 CUSTOMIZING SOFTWARE WITH PORTS

Making Software Source Code and Software The Ports Collection The Ports Index What’s In a Port? Private Package Repositories All Poudrieres, Large and Small Updating Poudriere More Poudriere

17 ADVANCED SOFTWARE MANAGEMENT

Using Multiple Processors: SMP Threads, Threads, and More Threads Startup and Shutdown Scripts Managing Shared Libraries Remapping Shared Libraries Running Software from the Wrong OS Using Linux Mode Running Software from the Wrong Architecture or Release

18 UPGRADING FREEBSD

FreeBSD Versions Upgrade Methods Binary Updates Upgrading via Source Building FreeBSD from Source Shrinking FreeBSD Packages and System Upgrades Updating Installed Ports

19 ADVANCED SECURITY FEATURES

Unprivileged Users Network Traffic Control Default Accept vs. Default Deny TCP Wrappers Packet Filtering Blacklistd(8) Public-Key Encryption Global Security Settings Preparing for Intrusions with mtree(1) Monitoring System Security Package Security If You’re Hacked

20 SMALL SYSTEM SERVICES

Secure Shell Email Network Time Name Service Switching inetd DHCP Printing and Print Servers TFTP Scheduling Tasks

21 SYSTEM PERFORMANCE AND MONITORING

Computer Resources Checking the Network General Bottleneck Analysis with vmstat(8) Disk I/O CPU, Memory, and I/O with top(1) Following Processes Paging and Swapping Performance Tuning Status Mail Logging with syslogd Log File Management FreeBSD and SNMP

22 JAILS

Jail Basics Jail Host Server Setup Jail Setup Managing Jails More Jail Options Jailing Ancient FreeBSD Last Jail Notes

23 THE FRINGE OF FREEBSD

Terminals Managing Cloudy FreeBSD Diskless FreeBSD Diskless Farm Configuration Finalizing Setup Storage Encryption

24 PROBLEM REPORTS AND PANICS

Bug Reports System Panics Recognizing Panics Responding to a Panic

AFTERWORD

The FreeBSD Community Why Do We Do It? What Can You Do? If Nothing Else Getting Things Done

BIBLIOGRAPHY

References Books I've Written

INDEX

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