Networking All-in-One For Dummies

2018·41.98 MB·English

by  Doug Lowe

Cover Page: iii
Introduction Page: iv
About This Book Page: 2
Foolish Assumptions Page: 3
Icons Used in This Book Page: 3
Beyond the Book Page: 4
Where to Go from Here Page: 4
Book 1: Networking Basics Page: 5
Chapter 1: Welcome to Networking Page: 6
Defining a Network Page: 8
Why Bother with a Network? Page: 10
Servers and Clients Page: 12
Dedicated Servers and Peers Page: 13
What Makes a Network Tick? Page: 14
Networks Big and Small Page: 17
It’s Not a Personal Computer Anymore! Page: 17
Understanding Network Topology Page: 19
The Network Administrator Page: 23
Chapter 2: Network Infrastructure Page: 24
Introducing Infrastructure Page: 25
Introducing Network Protocols and Standards Page: 26
Understanding Cable Infrastructure Page: 27
Understanding Ports, Interfaces, and MAC Addresses Page: 30
Understanding Packets Page: 32
Understanding Collisions Page: 34
Understanding Broadcast Packets Page: 35
Understanding Wireless Networks Page: 36
Chapter 3: Switches, Routers, and VLANs Page: 36
Understanding Switches Page: 38
Looking Deeper into Switches Page: 44
Understanding Routers Page: 48
Understanding VLANs Page: 51
Chapter 4: Servers and Virtualization Page: 52
Understanding Network Operating Systems Page: 53
What’s Important in a Server Page: 57
Components of a Server Computer Page: 58
Considering Server Form Factors Page: 61
Considering Virtualization Page: 63
Chapter 5: Cloud Computing Page: 63
Introducing Cloud Computing Page: 65
Looking at the Benefits of Cloud Computing Page: 66
Detailing the Drawbacks of Cloud Computing Page: 68
Examining Three Basic Kinds of Cloud Services Page: 69
Public Clouds versus Private Clouds Page: 71
Introducing Some of the Major Cloud Providers Page: 72
Getting Into the Cloud Page: 73
Book 2: Understanding Network Protocols Page: 75
Chapter 1: Network Protocols and Standards Page: 76
Understanding Protocols Page: 77
Understanding Standards Page: 79
Seeing the Seven Layers of the OSI Reference Model Page: 80
Following a Packet through the Layers Page: 89
The Ethernet Protocol Page: 90
The TCP/IP Protocol Suite Page: 94
Other Protocols Worth Knowing About Page: 98
Chapter 2: TCP/IP and the Internet Page: 98
What Is the Internet? Page: 99
A Little Internet History Page: 101
TCP/IP Standards and RFCs Page: 102
The TCP/IP Protocol Framework Page: 104
Chapter 3: IP Addresses Page: 106
Understanding Binary Page: 107
Introducing IP Addresses Page: 112
Classifying IP Addresses Page: 114
Subnetting Page: 118
Network Address Translation Page: 124
Chapter 4: Routing Page: 124
Considering the Usefulness of Routers Page: 126
Understanding Routing Tables Page: 130
Chapter 5: DHCP Page: 133
Understanding DHCP Page: 135
Understanding Scopes Page: 138
Working with a DHCP Server Page: 141
How to Configure a Windows DHCP Client Page: 147
Chapter 6: DNS Page: 149
Understanding DNS Names Page: 151
Top-Level Domains Page: 154
The Hosts File Page: 157
Understanding DNS Servers and Zones Page: 160
Understanding DNS Queries Page: 167
Zone Files and Resource Records Page: 169
Reverse Lookup Zones Page: 174
Working with the Windows DNS Server Page: 175
How to Configure a Windows DNS Client Page: 177
Chapter 7: TCP/IP Tools and Commands Page: 177
Using the arp Command Page: 179
Using the hostname Command Page: 180
Using the ipconfig Command Page: 181
Using the nbtstat Command Page: 184
Using the netstat Command Page: 185
Using the nslookup Command Page: 188
Using the pathping Command Page: 196
Using the ping Command Page: 197
Using the route Command Page: 198
Using the tracert Command Page: 202
Book 3: Planning a Network Page: 205
Chapter 1: Local Area Networks Page: 206
Making a Network Plan Page: 207
Being Purposeful Page: 208
Taking Stock Page: 209
Considering Cable Page: 212
Surmising Switches Page: 213
Planning the Network Topology Page: 216
Planning the TCP/IP Implementation Page: 217
Drawing Diagrams Page: 219
More Questions Your Network Plan Should Address Page: 220
Chapter 2: Wide Area Networks Page: 221
Connecting to the Internet Page: 223
Choosing a Router Page: 227
Securing Your Connection with a Firewall Page: 230
Providing Redundancy for Your Internet Connection Page: 232
Securing Connections to Remote Locations and Users Page: 233
Chapter 3: Server Architecture Page: 234
Deciding How Many Servers You Need Page: 235
Deciding Which Servers You Need Page: 236
Connecting Your Servers Page: 242
Chapter 4: Virtualization Architecture Page: 243
Understanding Virtualization Page: 246
Understanding Hypervisors Page: 247
Understanding Virtual Disks Page: 249
Understanding Network Virtualization Page: 252
Considering the Benefits of Virtualization Page: 252
Choosing Virtualization Hosts Page: 254
Understanding Windows Server 2016 Licensing Page: 255
Chapter 5: Storage Architecture Page: 256
Considering Disk Space Page: 257
Considering Disk Drive Types Page: 259
Considering Drive Interfaces Page: 260
Considering RAID Page: 262
Considering Attachment Types Page: 265
Book 4: Implementing a Network Page: 269
Chapter 1: Network Hardware Page: 270
Working with Cable Page: 271
Installing Switches Page: 280
Daisy-Chaining Switches Page: 281
Chapter 2: Wireless Networks Page: 281
Installing a Wireless Access Point Page: 283
Configuring a Wireless Access Point Page: 284
Connecting to a Wireless Network Page: 286
Paying Attention to Wireless Network Security Page: 288
Chapter 3: Windows Clients Page: 302
Configuring Network Connections Page: 303
Joining a Domain Page: 309
Chapter 4: Mac Networking Page: 311
Basic Mac Network Settings Page: 314
Joining a Domain Page: 317
Connecting to a Share Page: 319
Chapter 5: Network Printers Page: 321
Configuring Network Printers Page: 323
Chapter 6: Virtual Private Networks Page: 327
Understanding VPN Page: 329
Looking at VPN Security Page: 331
Understanding VPN Servers and Clients Page: 332
Book 5: Implementing Virtualization Page: 335
Chapter 1: Hyper-V Page: 336
Understanding the Hyper-V Hypervisor Page: 337
Understanding Hyper-V Virtual Disks Page: 338
Enabling Hyper-V Page: 339
Getting Familiar with Hyper-V Page: 340
Creating a Virtual Switch Page: 341
Creating a Virtual Disk Page: 344
Creating a Virtual Machine Page: 347
Installing an Operating System Page: 351
Chapter 2: VMware Page: 353
Looking at vSphere Page: 355
Getting Started with VMware Player Page: 356
Creating a Virtual Machine Page: 358
Installing VMware Tools Page: 362
Chapter 3: Azure Page: 364
Looking at Azure Services Page: 366
Creating an Azure Account Page: 367
Examining the Azure Portal Page: 368
Creating a Windows Virtual Machine Page: 369
Managing an Azure Virtual Machine Page: 375
Connecting to an Azure Virtual Machine Page: 377
Chapter 4: Amazon Web Services Page: 378
Looking at What Amazon Web Services Can Do Page: 380
Creating an Amazon Web Services Account Page: 381
Examining the Amazon Web Services Console Page: 382
Creating a Windows Virtual Machine Page: 384
Managing an Amazon Web Services Virtual Machine Page: 391
Connecting to an Amazon Web Services Virtual Machine Page: 393
Chapter 5: Desktop Virtualization Page: 396
Introducing Desktop Virtualization Page: 397
Considering Two Approaches to Desktop Virtualization Page: 399
Looking at VMware’s Horizon View Page: 400
Looking at Citrix XenApp Page: 401
Book 6: Implementing Windows Server 2016 Page: 405
Chapter 1: Installing Windows Server 2016 Page: 406
Planning a Windows Server Installation Page: 407
Before You Install … Page: 412
Running Setup Page: 412
Adding Server Roles and Features Page: 418
Chapter 2: Configuring Windows Server 2016 Page: 420
Using the Administrator Account Page: 421
Using Remote Desktop Connection Page: 422
Using Microsoft Management Console Page: 425
Customizing MMC Page: 428
Chapter 3: Configuring Active Directory Page: 435
What Directories Do Page: 437
Remembering the Good Ol’ Days of NT Domains Page: 438
Active Directory to the Rescue Page: 440
Understanding How Active Directory Is Structured Page: 440
Creating a New Domain Page: 444
Creating an Organizational Unit Page: 445
Chapter 4: Configuring User Accounts Page: 446
Understanding Windows User Accounts Page: 447
Creating a New User Page: 449
Setting User Properties Page: 452
Resetting User Passwords Page: 456
Disabling and Enabling User Accounts Page: 457
Deleting a User Page: 458
Working with Groups Page: 458
Working with User Profiles Page: 464
Creating a Logon Script Page: 467
Chapter 5: Configuring a File Server Page: 467
Understanding Permissions Page: 469
Understanding Shares Page: 471
Managing Your File Server Page: 472
Chapter 6: Using Group Policy Page: 481
Understanding Group Policy Page: 483
Enabling Group Policy Management on Windows Server 2016 Page: 484
Creating Group Policy Objects Page: 485
Filtering Group Policy Objects Page: 491
Chapter 7: Configuring Internet Information Services Page: 493
Installing IIS Page: 495
Understanding the Default Website Page: 498
Creating Websites Page: 500
Chapter 8: Configuring Exchange Server 2016 Page: 504
Creating a Mailbox Page: 505
Managing Mailboxes Page: 508
Configuring Outlook for Exchange Page: 515
Viewing Another Mailbox Page: 518
Chapter 9: Configuring SQL Server 2014 Page: 521
What Is a Database? Page: 523
What Is a Relational Database? Page: 524
What Is SQL? Page: 525
Using SQL Server 2014 Management Studio Page: 528
Creating a New Database Page: 529
Creating Tables Page: 531
Editing Tables Page: 534
Working with Queries Page: 534
Working with Scripts Page: 535
Chapter 10: Windows Commands Page: 536
Using a Command Window Page: 538
Special Command Tricks Page: 540
The EventCreate Command Page: 545
Net Commands Page: 546
The RunAs Command Page: 562
Chapter 11: Using PowerShell Page: 563
Using PowerShell Page: 565
Understanding PowerShell Commands Page: 567
Using Cmdlets Page: 568
Using Parameters Page: 569
Getting Help Page: 571
Using Aliases Page: 573
Using the Pipeline Page: 575
Using Providers Page: 578
Using Scripts Page: 580
Book 7: Implementing Linux Page: 583
Chapter 1: Installing a Linux Server Page: 584
Planning a Linux Server Installation Page: 585
Installing Fedora 26 Page: 589
Chapter 2: Configuring Linux Page: 596
Linux: It Isn’t Windows Page: 597
On Again, Off Again Page: 600
Using GNOME Page: 602
Getting to a Command Shell Page: 603
Enabling the SUDO Command Page: 604
Managing User Accounts Page: 607
Chapter 3: Basic Linux Network Configuration Page: 608
Using the Network Configuration Program Page: 609
Restarting Your Network Page: 613
Working with Network Configuration Files Page: 614
Displaying Your Network Configuration with the ifconfig Command Page: 620
Chapter 4: Running DHCP and DNS Page: 620
Running a DHCP Server Page: 621
Running a DNS Server Page: 624
Chapter 5: Doing the Samba Dance Page: 630
Understanding Samba Page: 631
Installing Samba Page: 632
Starting and Stopping Samba Page: 633
Editing the smb.conf File Page: 634
Using the Samba Client Page: 637
Chapter 6: Running Apache Page: 638
Installing Apache Page: 639
Starting and Stopping Apache Page: 640
Confirming That Apache Is Running Page: 640
Using the HTTP Configuration Tool Page: 642
Allowing or Restricting Access to an Apache Server Page: 644
Configuring Virtual Hosts Page: 645
Manually Editing Apache’s Configuration Files Page: 649
Creating Web Pages Page: 650
Chapter 7: Running Sendmail Page: 650
Understanding Email Page: 651
Installing Sendmail Page: 652
Modifying sendmail.mc Page: 653
Using SpamAssassin Page: 655
Using the Mail Console Client Page: 658
Using Evolution Page: 659
Chapter 8: Linux Commands Page: 660
Command Shell Basics Page: 661
Directory- and File-Handling Commands Page: 667
Commands for Working with Packages and Services Page: 674
Commands for Administering Users Page: 677
Commands for Managing Ownership and Permissions Page: 683
Networking Commands Page: 685
Book 8: Managing a Network Page: 691
Chapter 1: Welcome to Network Administration Page: 692
Knowing What Network Administrators Do Page: 693
Choosing the Part-Time Administrator Page: 695
Establishing Routine Chores Page: 696
Managing Network Users Page: 697
Patching Up Your Operating System and Software Page: 698
Discovering Software Tools for Network Administrators Page: 698
Building a Library Page: 700
Getting Certified Page: 701
Gurus Need Gurus, Too Page: 704
Helpful Bluffs and Excuses Page: 705
Chapter 2: Managing Remotely Page: 705
Enabling Remote Desktop Connection Page: 708
Connecting Remotely Page: 709
Using Keyboard Shortcuts for Remote Desktop Page: 711
Configuring Remote Desktop Options Page: 712
Using Remote Assistance Page: 718
Enabling Remote Assistance Page: 718
Inviting Someone to Help You via a Remote Assistance Session Page: 720
Responding to a Remote Assistance Invitation Page: 722
Chapter 3: Managing Network Assets Page: 724
Introducing IT Asset Management Page: 726
Why Bother? Page: 727
Getting Organized Page: 727
What to Track Page: 729
Taking Pictures Page: 730
Picking a Number Page: 730
Making Labels Page: 731
Tracking Software Page: 733
Using Asset-Tracking Software Page: 733
Other Sources of Asset-Tracking Information Page: 735
Chapter 4: Managing the Help Desk Page: 735
Establishing the Help Desk’s Charter Page: 738
Tracking Support Tickets Page: 739
Deciding How to Communicate with Users Page: 740
Providing Remote Support Page: 742
Creating a Knowledge Base Page: 742
Creating a Self-Service Help Portal Page: 743
Using Satisfaction Surveys Page: 743
Tracking Help-Desk Performance Page: 745
Using Help-Desk Management Software Page: 746
Chapter 5: Solving Network Problems Page: 747
When Bad Things Happen to Good Computers Page: 750
Fixing Dead Computers Page: 751
Ways to Check a Network Connection Page: 752
A Bunch of Error Messages Just Flew By! Page: 753
Double-Checking Your Network Settings Page: 754
Time to Experiment Page: 754
Who’s on First? Page: 755
Restarting a Client Computer Page: 756
Booting in Safe Mode Page: 757
Using System Restore Page: 758
Restarting Network Services Page: 760
Restarting a Network Server Page: 761
Looking at Event Logs Page: 762
Documenting Your Trials and Tribulations Page: 763
Chapter 6: Managing Software Deployment Page: 764
Understanding Software Licenses Page: 766
Using a License Server Page: 769
Options for Deploying Network Software Page: 770
Keeping Software Up to Date Page: 775
Chapter 7: Managing Email Retention Page: 776
Why Email Ends Up Everywhere Page: 778
Creating a Retention Policy Page: 779
Configuring Exchange Retention Policies Page: 782
Planning for a Litigation Hold Page: 790
Using the Exchange Journaling Feature Page: 791
Using Exchange Online Archiving Page: 792
Chapter 8: Managing Mobile Devices Page: 792
The Many Types of Mobile Devices Page: 794
Considering Security for Mobile Devices Page: 795
Managing iOS Devices Page: 796
Managing Android Devices Page: 803
Book 9: Managing Cybersecurity Page: 807
Chapter 1: Welcome to Cybersecurity Page: 808
But We’re a Small Business … Do We Need Security? Page: 810
The Two Pillars of Cybersecurity Page: 811
Considering Two Basic Approaches to Security Page: 812
Physical Security: Locking Your Doors Page: 812
Securing User Accounts Page: 814
Securing the Human Firewall Page: 818
Chapter 2: Managing Firewalls and Virus Protection Page: 819
Firewalls Page: 821
The Many Types of Firewalls Page: 823
The Built-In Windows Firewall Page: 826
Virus Protection Page: 828
Using Windows Action Center Page: 831
Chapter 3: Managing Spam Page: 832
Defining Spam Page: 834
Sampling the Many Flavors of Spam Page: 835
Using Antispam Software Page: 836
Understanding Spam Filters Page: 837
Looking at Three Types of Antispam Software Page: 840
Minimizing Spam Page: 843
Chapter 4: Managing Backups Page: 844
Backing Up Your Data Page: 845
Where to Back Up Your Data Page: 846
Backing Up to Tape Page: 847
Backup Software Page: 847
Types of Backups Page: 848
Local versus Network Backups Page: 853
How Many Sets of Backups Should You Keep? Page: 854
A Word about Tape Reliability Page: 855
About Cleaning the Heads Page: 856
Backup and Virtualization Page: 857
Backup Security Page: 857
Chapter 5: Managing Disaster Recovery and Business Continuity Planning Page: 858
Assessing Different Types of Disasters Page: 860
Analyzing the Impact of a Disaster Page: 863
Developing a Business Continuity Plan Page: 864
Holding a Fire Drill Page: 865
Appendix A: Directory of Useful Websites Page: 866
Appendix B: Glossary Page: 873
About the Author Page: 949
Advertisement Page Page: 951
Connect with Dummies Page: 956
Index Page: 956
End User License Agreement Page: 948