IP-Based Next-Generation Wireless Networks phần 4 pps
IP-Based Next-Generation Wireless Networks phần 4 pps
... descriptions:
v¼0
o¼jcchen 2890 844 526 2890 842 807 IN IP4 140 .1 14. 79.59
s¼Wiley Book
i¼Discussion on book writing
c¼IN IP4 2 24. 2.17.12/127
t¼287339 749 6 287 340 4696
m¼audio 49 170 RTP/AVP 0
m¼video 51372 ... this:
v¼0
o¼Tao 2890 844 730 2890 844 730 IN IP4 tao-pc.research.telcordia.com
s¼
c¼IN IP4 tao-pc.research.telcordia.com
t¼00
m¼audio 49 920 RTP/AVP 0
m¼video 0 RTP/AVP 31
m¼ap...
Installing, Troubleshooting, and Repairing Wireless Networks phần 1 ppsx
... Essentials
7
Installing,
Troubleshooting,
and Repairing
Wireless Networks
Chapter 14 Neighborhood and Community
Wireless Networks 253
Sharing Your SOHO WLAN 2 54
Open Community Wireless Networks 258
Wireless ISPs 263
Portal ... Amplifiers 140
Radiating Cable 142
Passive Repeaters 143
Multiple Access Point Networks 145
Avoiding Channel Overlap and Other Networks 146
Su...
Installing, Troubleshooting, and Repairing Wireless Networks phần 2 ppsx
... networking.
Wireless Network Criteria and Expectations
31
used by 802.11b wireless devices—effectively 240 0 MHz—1 /4 wave-
length ϭ 1.17 inches, making for a very short antenna!
A 1 /4 wavelength ... consider the
cost of implementing your wireless system—pitting one vendor
against the other and the cost of wireless versus wired.
The Cost of Wireless
Adding wireless to or using...
Installing, Troubleshooting, and Repairing Wireless Networks phần 3 ppsx
... dBm
" 9 dBi 1 dB 38 dBm
" 12 dBi 2 dB 40 dBm
" 15 dBi 3 dB 42 dBm
" 18 dBi 4 dB 44 dBm
" 21 dBi 5 dB 46 dBm
" 24 dBi 6 dB 48 dBm
note as well. If you live in a house ... 6 dBi 4 W ϭ 36 dBm
500 mW = 27 dBm (15 dB gain) 9 dBi 4 W ϭ 36 dBm
250 mW = 24 dBm (12 dB gain) 12 dBi 4 W ϭ 36 dBm
100 mW = 20 dBm (8 dB gain) 16 dBi 4 W ϭ 36 dBm
30 mW = 12 dBm...
Installing, Troubleshooting, and Repairing Wireless Networks phần 4 potx
... Address
Access Point Gateway IP
Access Point DHCP Source
WEP Level Off ___ Off ___
40 / 64- bit ___ 40 / 64- bit ___
1 04/ 128-bit ___ 1 04/ 128-bit ___
WEP Key 1 Value ASCII: ASCII:
Hex: Hex:
WEP Key 2 Value ASCII: ... 7
1 24
Parameter Network 1 (Home) Network 2 (Office)
Product Make
Product Model
Firmware Version
Configuration
Interface USB ___
PC Bus ___
SSID
WEP Level Off ___ Off __...
Installing, Troubleshooting, and Repairing Wireless Networks phần 7 ppsx
... antenna directly to a
wireless device on their end—and what that wireless device is
depends on what they will be doing (see Figure 14. 1).
Figure 14. 1 A typical neighborhood wireless sharing arrangement ... addresses 24. 66.13.5 and
24. 66.12.6.
■
DSL provider assigns you eight fixed IP addresses from
24. 66.13.21 to 24. 66.13.28.
With this information in hand, you can begin to confi...
Installing, Troubleshooting, and Repairing Wireless Networks phần 9 ppsx
... access.
■
802.11g—Provides 20+ Mbps in the 2 .4 GHz band.
■
802.11h—A future standard for wireless spectrum management.
■
802.11i—A standard for enhancing the security of wireless local
area networks (WLANs). Preceded ... contains some of the most popular
programs for building and peering into wireless networks.
The marketing target for most wireless LAN tools is obviously
enterp...
Advanced wireless networks 4g technologies phần 4 ppsx
... 1012 141 618
0
1
2
3
4
a - Drop Tail
8 1012 141 8
0
1
2
3
4
b - Random Drop
01
a - Drop tail
8 1012 141 61
0
1
2
3
4
b - Random drop
Node 5 throughput (%)
Node 5 throughput (%)
Buffer sizeBuffer size
46 81012
0
1
2
3
4
c ... cellular wireless networks, Wireless Networks, vol. 1, no. 4, 1995.
[17] H. Balakrishnan, V.N. Padmanabhan, S. Seshan and R. Katz, A comparison of mech-
a...
Wireless Networks dor Dummies phần 4 ppsx
... Configure security options.
4. Configure Outlook Web Access compression.
142
Part II: Implementing Your Wireless Network
12_575252 ch08.qxd 9/2/ 04 4:01 PM Page 142
Peripheral Component Interconnect ... vehicle
using your wireless network card and your friend driving close behind or
beside you.
1 34
Part II: Implementing Your Wireless Network
12_575252 ch08.qxd 9/2/ 04 4:01 PM...
TEAM FLY WIRELESS NETWORK DEPLOYMENTS phần 4 pps
... of
IEEE
ICPWC,
pp.
42 4 42 8,
1997.
[10] H. Chan and C. Vinodrai," The Transition to Digital Cellular", 40
th
Vehicular
Technology Conference, pp. 191-1 94, Orlando FL, May 1990.
[11] ... demand for CDMA wireless systems has grown rapidly in recent
years. The emerging next generation wireless systems are hierarchical
systems to serve customers’ various needs.
Wireless...