Networking: A Beginner’s Guide Fifth Edition- P33 pot
Networking: A Beginner’s Guide Fifth Edition- P33 pot
... would take about a year to crack
an eight-character mixed-case password using brute force.
N Encourage users to create passwords that are not words in any language or, if
they are words, that they ... strike a balance between security and usability.
Are There Alternatives to Passwords?
There are a number of emerging alternatives to passwords that should make
networks more secure, and...
Networking: A Beginner’s Guide Fifth Edition- P1 potx
... the
trademark. Where such designations appear in this book, they have been printed with initial caps.
McGraw-Hill eBooks are available at special quantity discounts to use as premiums and sales ... For my daughters, Vivian and Maxine,
of whom I am extraordinarily proud.
Networking:
A Beginner’s Guide,
Fifth Edition
BRUCE HALLBERG
New York Chicago San Francisco
Lisbon London Madrid...
Networking: A Beginner’s Guide Fifth Edition- P2 potx
... 44
Comparing Rings to Stars and Buses 46
Demystifying Network Cabling 47
Overview of Basic Cable Types 47
Twisted-Pair Cabling:
The King of Network Cables 48
Coaxial Cable 52
Installing and Maintaining ... 147
Practices and User Education 148
Understanding External Threats 149
Front-Door Threats 150
Back-Door Threats 152
DoS Threats 153
Viruses and Other Malicious Software 154
Chapter Summar...
Networking: A Beginner’s Guide Fifth Edition- P3 potx
... the Virtual Machine 384
Installing VMware Tools 386
Backing Up Virtual Machine Data 388
Chapter Summary 388
Appendix Understanding the Sarbanes-Oxley Act 389
Sarbanes-Oxley Act Summary 390
Title ... Fedora 361
Downloading and Installing Apache Web Server 361
Administering Apache Web Server 363
Stopping and Starting Apache 363
Changing the Apache Configuration 363
Publishing Web Pages 364
Chap...
Networking: A Beginner’s Guide Fifth Edition- P4 pot
... job, and is essentially the project manager for the book. It involves keeping
all of the parts of the book moving forward, knowing where all the chapters are
at any given time, and occasionally ... other companies.
You should seriously consider pursuing an appropriate certification. While
certifications can never replace experience, they are one way that a person can
demonstrate a ne...
Networking: A Beginner’s Guide Fifth Edition- P7 potx
... numbers, A equals 10 in the decimal system, B equals 11, C equals 12, D
equals 13, E equals 14, and F equals 15.
You can determine the decimal value for a hexadecimal value manually using the
same ... letter x can be either lowercase or
uppercase, so both 0x11AB and 0X11AB are correct. Hexadecimal numbers may also
be shown with a trailing letter h, which can be lowercase or uppercase...
Networking: A Beginner’s Guide Fifth Edition- P13 potx
... Topology
A ring topology is actually not a physical arrangement of a network cable, as you
might guess. Instead, rings are a logical arrangement; the actual cables are wired in a
star, with each ... number—can be 10, 100, or 1000, and this number indicates
the data rate (in Mbps) that the standard carries. The word Base means the network
is baseband rather than broadband. (A ba...
Networking: A Beginner’s Guide Fifth Edition- P15 pot
... for any reason whatsoever. The coaxial cable will cause all other nodes in the
segment to fail if the cable is separated. Make sure that facilities personnel also know this.
Making sure that a ... that is what you must always use—not any other coaxial cable. Not mixing
RG-5 8A/ U and RG-58/U is also a good idea because they have ever-so-slightly different signaling
characteristics. (A/...
Networking: A Beginner’s Guide Fifth Edition- P27 pot
... through a process called replication, in which changes to any of
the individual directory databases are transparently updated to all the other directory
service databases.
A potential problem ... on a structure that allows “trees of trees,” which is called a
forest. Each tree is its own domain and has its own domain controllers. Within a domain,
separate organizational units are...
Networking: A Beginner’s Guide Fifth Edition- P41 pot
... However, RAID 3 and RAID 5 arrays do occasionally fail to recover data
properly (although they very rarely lose data). For this reason, you usually should opt
for either RAID 1 or a RAID 10 array ... data is striped across them, and you have what
is called a RAID 10 array (with 10 referring to a combination of RAID 1 and RAID 0). This is
sometimes also called RAID 0 + 1 or RAID 1 +...
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