Networking All‐In‐One For Dummies

915 Pages·2016·25.31 MB·English

by  Doug Lowe

Networking
ALL‐IN‐ONE
6th Edition
by Doug Lowe
Networking All‐in‐One For Dummies®, 6th Edition
Published by: John Wiley & Sons, Inc., 111 River Street, Hoboken, NJ 07030‐5774, www.wiley.com
Copyright © 2016 by John Wiley & Sons, Inc., Hoboken, New Jersey
Published simultaneously in Canada
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Library of Congress Control Number: 2015960607
ISBN 978‐1‐119‐15472‐3 (pbk); ISBN 978‐1‐119‐15473‐0 (ebk); ISBN 978‐1‐119‐15474‐7 (ebk)
Manufactured in the United States of America
10 9 8 7 6 5 4 3 2 1
Contents at a Glance
Introduction ................................................................ 1
Book I: Planning a Network .......................................... 5
Chapter 1: Understanding Networks ...............................................................................7
Chapter 2: Planning a Network.......................................................................................23
Chapter 3: Installing Network Hardware .......................................................................41
Chapter 4: Setting Up a Server .......................................................................................53
Chapter 5: Configuring Windows Clients ......................................................................63
Chapter 6: Mac Networking ............................................................................................73
Chapter 7: Configuring Other Network Features .........................................................81
Chapter 8: Setting Up a Wireless Network ....................................................................89
Book II: Network Administration ............................... 119
Chapter 1: Help Wanted: Job Description for
a Network Administrator ............................................................................................121
Chapter 2: Security 101 .................................................................................................135
Chapter 3: Managing User Accounts ...........................................................................145
Chapter 4: Firewalls and Virus Protection ..................................................................153
Chapter 5: Blocking Spam .............................................................................................165
Chapter 6: Managing Network Software ......................................................................177
Chapter 7: Solving Network Problems ........................................................................189
Chapter 8: Backing Up Your Data .................................................................................205
Chapter 9: Disaster Recovery and Business Continuity Planning ...........................217
Book III: Protocols ................................................... 225
Chapter 1: Understanding Network Protocols and Standards .................................227
Chapter 2: Introduction to TCP/IP and the Internet ..................................................249
Chapter 3: Understanding IP Addresses .....................................................................257
Chapter 4: Using DHCP ..................................................................................................275
Chapter 5: Using DNS ....................................................................................................291
Chapter 6: Using FTP .....................................................................................................317
Chapter 7: TCP/IP Tools and Commands ....................................................................339
Book IV: Going Virtual ............................................. 365
Chapter 1: Introducing Virtualization..........................................................................367
Chapter 2: Working with Hyper‐V ................................................................................377
Chapter 3: Working with VMware ................................................................................395
Chapter 4: Virtualizing Your Desktops ........................................................................405
Book V: Remote Networking ..................................... 413
Chapter 1: Managing Mobile Devices ..........................................................................415
Chapter 2: Working with VPN for Remote Access .....................................................429
Chapter 3: Using Remote Desktop Access ..................................................................435
Chapter 4: Using Remote Assistance ...........................................................................447
Book VI: Cloud Networking ....................................... 455
Chapter 1: Cloudy with a Chance of Gigabytes ..........................................................457
Chapter 2: Using Essential Cloud Services .................................................................467
Chapter 3: Administering Office 365 ............................................................................477
Chapter 4: Using SharePoint Online ............................................................................485
Book VII: Windows Server 2016 Reference ................ 497
Chapter 1: Installing and Configuring Windows Server 2016 ...................................499
Chapter 2: Managing Windows Server 2016 ...............................................................513
Chapter 3: Dealing with Active Directory ...................................................................529
Chapter 4: Managing Windows User Accounts ..........................................................541
Chapter 5: Managing a File Server ...............................................................................563
Chapter 6: Using Group Policy .....................................................................................577
Chapter 7: Troubleshooting..........................................................................................589
Chapter 8: Windows Commands ..................................................................................601
Book VIII: Using Other Windows Servers.................... 629
Chapter 1: Using Internet Information Services .........................................................631
Chapter 2: Managing Exchange Server 2016 ..............................................................641
Chapter 3: Using SQL Server 2014 ...............................................................................659
Book IX: Managing Linux Systems ............................ 675
Chapter 1: Installing a Linux Server ............................................................................677
Chapter 2: Getting Used to Linux .................................................................................689
Chapter 3: Basic Linux Network Configuration ..........................................................701
Chapter 4: Running DHCP and DNS .............................................................................713
Chapter 5: Doing the Samba Dance .............................................................................723
Chapter 6: Running Apache ..........................................................................................737
Chapter 7: Running Sendmail .......................................................................................749
Chapter 8: Running FTP ................................................................................................759
Chapter 9: Linux Commands ........................................................................................765
Appendix A: Directory of Useful Websites .................. 793
Appendix B: Glossary ............................................... 801
Index ...................................................................... 829

Table of Contents
Introduction ................................................................. 1
About This Book ..............................................................................................2
Foolish Assumptions .......................................................................................3
Icons Used in This Book .................................................................................3
Beyond the Book .............................................................................................4
Where to Go from Here ...................................................................................4
Book I: Planning a Network .......................................... 5
Chapter 1: Understanding Networks . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7
Defining a Network ..........................................................................................7
Network building blocks .......................................................................8
Seeing the benefits of networking ......................................................10
Comparing Clients and Servers ...................................................................11
Understanding Dedicated Servers and Peers ............................................12
Seeing Networks Big and Small ....................................................................13
Looking Closer at Servers .............................................................................13
What’s important in a server ..............................................................14
Components of a server computer ....................................................15
Server form factors ..............................................................................16
Operating systems for server computers .........................................18
Chapter 2: Planning a Network . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .23
Making a Network Plan .................................................................................23
Being Purposeful ............................................................................................24
Taking Stock ...................................................................................................25
What you need to know ......................................................................25
Programs that gather information for you .......................................27
To Dedicate or Not to Dedicate: That Is the Question ..............................28
Considering Server Roles .............................................................................28
File servers............................................................................................29
Print servers .........................................................................................29
Web servers ..........................................................................................29
Mail servers ..........................................................................................29
Database servers..................................................................................30
Application servers .............................................................................30
License servers ....................................................................................30
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Networking All-in-One For Dummies
Choosing a Server Operating System ..........................................................30
Considering Cable .........................................................................................31
Surmising Switches .......................................................................................32
Planning the Network Topology ..................................................................35
Planning the TCP/IP Implementation ..........................................................36
Drawing Diagrams .........................................................................................36
More Questions Your Network Plan Should Address ...............................38
Chapter 3: Installing Network Hardware . . . . . . . . . . . . . . . . . . . . . . . . .41
Working with Cable .......................................................................................41
Cable categories ...................................................................................41
What’s with the pairs? .........................................................................42
To shield or not to shield ...................................................................43
When to use plenum cable .................................................................43
Sometimes solid, sometimes stranded .............................................44
Installation guidelines .........................................................................44
Getting the tools that you need .........................................................46
Pinouts for twisted‐pair cables ..........................................................47
Attaching RJ‐45 connectors ................................................................48
Wall jacks and patch panels ...............................................................49
Installing Switches .........................................................................................50
Daisy‐Chaining Switches ...............................................................................51
Chapter 4: Setting Up a Server . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .53
The Many Ways to Install a Server Operating System ..............................53
Full install versus upgrade..................................................................53
Installing over the network .................................................................55
Gathering Your Stuff ......................................................................................55
A capable server computer ................................................................55
The server OS .......................................................................................56
Other software .....................................................................................56
A working Internet connection...........................................................56
A good book ..........................................................................................57
Making Informed Decisions ..........................................................................57
Final Preparations .........................................................................................58
Installing a Server Operating System ..........................................................59
Phase 1: Collecting information .........................................................59
Phase 2: Installing Windows ...............................................................60
Configuring Your Server ...............................................................................60
Chapter 5: Configuring Windows Clients . . . . . . . . . . . . . . . . . . . . . . . . .63
Configuring Network Connections ..............................................................63
Joining a Domain ...........................................................................................69