extending wireless network range with second router
Wireless network security
Ngày tải lên :
22/01/2013, 23:02
... cả các thiết bị wireless mới được chứng
nhận bởi Wi-Fi Alliance
Wireless VLANs
Personal Wireless Security
Bảo mật wireless điển hình được chia thành 2 loại:
Personal wireless security: ...
một thành phần của mạng
wireless.
WPA Enterprise Security
TKIP Encryption
Personal Wireless Security
Lịch sử của WIFI
Sau thời gian ngắn phát hành 2 chuẩn mạng wireless 802.11b và 802.11a, ... về việc làm thế nào để công nghệ wireless mới này được chấp nhận
trên thị trường Một nhómcác nhà sản xuất thiết bị và phần mềm wireless
được thành lập tên là Wireless Ethernet Compatibility...
- 47
- 701
- 1
Simulation of Wireless Network Systems
Ngày tải lên :
29/09/2013, 21:20
... quality of the voice/
Wireless Networks362
Figure 13.9 DCF state machine [18]
13
Simulation of Wireless Network
Systems
This chapter deals with simulation of wireless network systems. We introduce ... machine.
We have simulated a data combined with voice network and data combined with video
network operating in a WLAN environment. The network has 20 wireless stations transfer-
ring data and ... broadcast network where many nodes are within radio range of each other.
In WLANs, all nodes within the radio broadcasting range of a particular node can hear any
messages sent by that node. If a networking...
- 40
- 328
- 1
Designing A Wireless Network
Ngày tải lên :
16/10/2013, 13:15
... Computers and Networks 9
Inventing Cell Phones 11
Exploring Present Applications for Wireless 12
Applying Wireless Technology to
Vertical Markets 13
Using Wireless in Delivery Services 14
Using Wireless ... 14
Using Wireless in the Financial World 15
Using Wireless in the Retail World 15
Using Wireless in Monitoring
Applications 16
Applying Wireless Technology to Horizontal
Applications 16
Using Wireless ... Messaging 17
Using Wireless for Mapping 17
Using Wireless for Web Surfing 17
Exploring This Book on Wireless 18
Apply Wireless
Technologies to
Horizontal
Applications
Along with the many
vertical...
- 409
- 290
- 0
Tài liệu Network Programming with Perl pdf
Ngày tải lên :
21/12/2013, 04:19
... Server
Creates a generic socket with socket
Binds to a known address with bind
Tell system to watch for incoming connections with
listen
Waits for a connection with accept or select
☞
Ä
Ä
Ä
Ä
... the
buffer is full.
☞
Ä
Ä
Slide 25
Using UDP
With UDP, it is not normally required that the client
connect to the server.
Sending data is performed with send instead of
syswrite.
send, unlike ... (cont.)
Slide 42
Threaded server
All client connections are handled within one process.
Each client has its own thread within the server
process.
use Thread::Pool;
use Symbol qw(gensym);
...
- 79
- 609
- 1
Tài liệu MCSE Study Guide - Designing a Network Infrastructure with Windows 2000 Exam 70-221 ppt
Ngày tải lên :
21/12/2013, 04:19
... enabled network, routers keep their respective
routing tables updated by communicating with neighbor routers. Approximately every 30
seconds, RIP routers broadcast their list of reachable networks. ... communications and other network operations. The network
infrastructure includes:
ã Network hardware, such as cabling, routers, switches, and host computers
ã Hardware and software protocols
ã Network services ... hardware
protocols are designed to work with specific kinds of physical networks. The three most
commonly used network topologies are:
1. Backbone-based networks. Backbone-based networks consist of multiple...
- 60
- 451
- 0
Tài liệu Hack Proofing Your Wireless Network pdf
Ngày tải lên :
21/12/2013, 06:16
... 19
www.syngress.com
Figure 1.6
Wireless Access
Wireless
Access Point
Cabled LAN User
Server
Wireless
LAN User
Access is Limited
to Desk
Range of Access:
Wireless LANs: Up to 100 Meters
3G Wireless: Several ... Between Access Points
Wireless
Device
Wireless
Access Point #2
Wireless
Access Point #1
Direction of Movement
Credential Reaffiliation with New
Wireless Access Point
182_HPwireless_01.qxd 2/6/02 ... project itself.
With wireless networking, all that is required to create a new network is radio
wave access between end nodes and/or between an end node and a wireless AP
hub within the vicinity...
- 513
- 326
- 0
Tài liệu Professional Services Assessment Tool for Wireless Network Operators doc
Ngày tải lên :
24/01/2014, 11:20
... network operators delivering voice,
video and data services over wireless, wireline
and cable networks. Learn more at
www.adc.com/professionalservices
10/05 ã 101535AE
Assessment Tool for Wireless ...
Assessment Tool for Wireless Operators
3
www.adc.com ã +1-952-938-8080 • 1-800-366-3891
Professional Services
Assessment Tool for Wireless Network Operators
Power systems?
Push-to-talk?
Routers?
Signal ... week?
Wireless Expertise
Does the professional services provider have demonstrated experience in wireless
networks?
Does the professional services provider understand the business drivers in the
wireless...
- 8
- 388
- 0
Tài liệu Wireless Network Security and Interworking pptx
Ngày tải lên :
14/02/2014, 16:20
... 5
a network manager can use either an open or a closed network.
In an open network, anyone is permitted to join the network.
In a closed network, only those clients with knowledge of
the network ... following:
a) MN visits new network
b) New network obtains the address of old network
c) New network requests context transfer to old network
d) Old network transfers context of MN to new network
e) After ... relationships
between two networks.
1) Reactive Context Transfer: With a reactive context trans-
fer, the context is delivered from the old network to the new
network after the mobile node visits the new network. ...
- 11
- 689
- 0
Tài liệu cwnaTMCertified Wireless Network AdministratorOfficial Study GuideEndorsed by the Wireless LAN AssociationIndustry Approved!TMExam PW0-100Objective-by-Objective coverage of the CWNA certification examVendor-neutral wireless network trainin pptx
Ngày tải lên :
17/02/2014, 15:20
... Spectrum Technology 47
Uses of Spread Spectrum 48
Wireless Local Area Networks 48
Wireless Personal Area Networks 49
Wireless Metropolitan Area Networks 49
FCC Specifications 49
Frequency Hopping ... popular networking certification programs leave off:
wireless LANs.
Your study of wireless networking will help you bring together two fascinating worlds of
technology, because wireless networks ... facilities benefit greatly from wireless LANs. Some
valuable uses of wireless LANs within these facilities include doctors using wireless
PDAs to connect to the networks and mobile diagnostic...
- 390
- 2K
- 2
Tài liệu Predicting Internet Network Distance with Coordinates-Based Approaches pptx
Ngày tải lên :
18/02/2014, 01:20
... coordinates that are simply the distances from a host to some
special network nodes. We propose the second mechanism, called
Global Network Positioning (GNP), which is based on absolute
coordinates ... net-
works [3][4], and overlay network multicast [1][2] which can
greatly benefit from network distance information.
Specifically, we propose coordinates-based approaches for
network distance prediction ... two nearest clusters, starting with 19 probe clus-
ters, until we are left with
clusters.
In addition, to observe how each prediction mechanism re-
acts to a wide range of unintelligent i-node...
- 10
- 379
- 0
Tài liệu Wireless Sniffing with Wireshark pptx
Ngày tải lên :
22/02/2014, 21:20
... Snifng with Wireshark ã Chapter 6 6:5
ethereal_ch06.qxd 11/8/06 5:07 PM Page 5
www.syngress.com
Wireless Snifng with Wireshark ã Chapter 6 6:35
Representing Wireless Frame Types
When assessing a wireless ... manipulating the wireless
card. First, let’s identify the wireless driver interface name by running the wireless
card configuration utility iwconfig with no parameters:
$ iwconfig
eth0 no wireless extensions.
lo ... take a broader look at your wireless
network and assess traffic for all of the APs in your capture file. Indeed, many of the
problems in wireless networking have to do with roaming between APs, which
forces...
- 104
- 340
- 0
Tài liệu Wireless Network Watcher - Phần mềm phát hiện câu trộm Wifi pot
Ngày tải lên :
26/02/2014, 16:20
... Wireless Network Watcher - Phần mềm phát hiện
câu trộm Wifi
Wireless Network Watcher - Phần mềm phát hiện câu trộm Wifi sẽ giúp bạn ... nhanh chóng phát hiện và khắc phục tình trạng này, bạn có thể nhờ cậy Wireless
Network Watcher.
Link download: Wireless Network Watcher
Tải xong, bạn chỉ việc giải nén và chạy file WNetWatcher.exe ... "chùa" wifi của bạn. Bài viết dưới đây sẽ hướng dẫn bạn sử
dụng phần mềm tiện ích này.
Khi router Wi-Fi không được cài đặt mật khẩu đủ mạnh, hacker có thể truy cập mạng của
bạn và khiến...
- 2
- 604
- 0
Wireless network
Ngày tải lên :
28/02/2014, 17:10
... sight 22
Power 24
Physics in the real world 26
Network Design 27
Designing the physical network 51
802.11 wireless networks 54
Mesh networking with OLSR 56
Estimating capacity 65
Traffic optimization ... network and
be retransmitted on other networks. Routers perform
this function on a network by having at least two
network interfaces, one on each of the networks to
be interconnected. Nodes ... (http://seattlewireless.net/~mattw/) provided technical re-
view and copy edit support. Matt is the founder of SeattleWireless
(http://seattlewireless.net/) and is an evangelist for FreeNetworks worldwide.
About...
- 425
- 354
- 0
Improving network security with Honeypots ppt
Ngày tải lên :
05/03/2014, 21:20
... blocked with
the underlying firewall. Network access is maintained by a Layer-2 bridge
without an IP address bound to the network adapters. This allows the Honeypot
to be connected to any network ...
Improving network security with Honeypots
- Midi-Tower with Intel Pentium III – 500 MHz, 392 MB main memory,
8,4 GB hard disk space and three network adapters
- Mini-Tower with Intel Celeron ... logically
to the production network and allows the Honeynet to be of the same address
range.
figure 2-2 - Honeynet setup
Page 7
Improving network security with Honeypots
Page 30
- a...
- 123
- 758
- 1