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Wireless Networks dor Dummies phần 5 ppsx
... access
contact
Figure 9-2:
War
chalking
symbols.
155
Chapter 9: Considering a Deadbolt: Understanding the Risks of Wireless
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ߜ What percentage of critical data is ... more
productive.
1 45
Chapter 8: Using Wireless on the Road to Connect to the Office
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War chalking
It’s bad enough to know that...
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... 349
802.11g 350
802.11h 350
802.11i 350
802.11j 350
802.11k 351
802.11n 351
802. 15 351
802.16 352
xix
Table of Contents
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Many of you already indulge in the Wireless ... IBSS, BSS, and ESS 50
Selecting the Wireless Mode 51
Considering ad hoc mode 51
Using infrastructure mode 52
Wireless Networks For Dummies
xii
01 _57 5...
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... ovens
use only about 50 0 mW. Makes you think!
1 05
Chapter 6: Connecting Your Clients
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Wireless roaming standards
When you implement a wireless network, ... Windows XP.
1 15
Chapter 6: Connecting Your Clients
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wireless connection allows for remote locations to achieve connectivity. This
i...
Wireless Networks dor Dummies phần 2 pot
...
http://seattlewireless.net/index.
cgi/DirectionalYagi
.
Figure 3-3:
Examples of
antennae.
55
Chapter 3: Matching Wireless Technologies to Your Plan
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At the ... investment.
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Chapter 3
Matching Wireless Technologies
to Your Plan
In This Chapter
ᮣ Choosing the right hardware
ᮣ Finding out how to...
Wireless Networks dor Dummies phần 3 docx
... Figure 5- 1.
192.168.2 .5 255 . 255 . 255 .0
Wireless access point
192.168.2.1 255 . 255 . 255 .0
WAN
1234
Figure 5- 1:
Connecting
your PC to
the access
point.
85
Chapter 5: Moving On to a Wireless LAN: Your Wireless ... address again in
Step 5. Figure 5- 2 shows an example of a successful ping command.
87
Chapter 5: Moving On to a Wireless LAN: Your Wireless Access Point
0...
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... 12-2:
Tunneling
traffic
across a
public
network.
2 15
Chapter 12: Secure Wireless Access with Virtual Private Networking
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Next is the Extranet VPN that allows one ... access point (see Chapter 5) .
Figure 12-4:
Supplying
the IP
address of
your VPN
server.
221
Chapter 12: Secure Wireless Access with Virtual Private Networking
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... sunlight.
259
Chapter 14: Bridging Networks to Manage Coverage
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248
Part IV: Keeping Your Network on the Air — Administration & Troubleshooting
19 _57 5 252 ... Troubleshooting
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5. Click the Wireless Networks tab. Configure your wireless connection
to match the access point you will bri...
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... Your Access Points Are?
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282
Part IV: Keeping Your Network on the Air — Administration & Troubleshooting
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A ... sites
being visited or file transfers.
Figure 15- 5:
CommView
showing
packet
details.
273
Chapter 15: Dealing with Network Throughput Issues
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... 5. 240
U-NII Middle Band (5. 25 5. 35 GHz) 52 5. 260
56 5. 280
60 5. 300
64 5. 320
U-NII Upper Band (5. 7 25 5. 8 25 GHz) 149 5. 7 45
153 5. 7 65
157 5. 7 85
161 5. 8 05
An access point can support all standards because ... C -5 802.11a Usable Channels
Frequency Band Channel Number Center Frequencies (GHz)
U-NII Lower Band (5. 15 5. 25 GHz) 36 5. 180
40 5. 200
44 5. 220...