Без темы
<<  Treating tuberculosis in Chechnya: a remote control approach TV Families  >>
TRENDnet Hot Technology Presentation
TRENDnet Hot Technology Presentation
Agenda
Agenda
Wireless Agenda
Wireless Agenda
What is Wireless LAN
What is Wireless LAN
Wireless LAN Configurations
Wireless LAN Configurations
History of Wireless Speed
History of Wireless Speed
802
802
TRENDnet 802
TRENDnet 802
TRENDnet 802
TRENDnet 802
Super G 108Mbps
Super G 108Mbps
TRENDnet Advanced Wireless
TRENDnet Advanced Wireless
Performance Technology
Performance Technology
Universal Wireless Coverage
Universal Wireless Coverage
XR Technology
XR Technology
Performance Comparison
Performance Comparison
TRENDnet Super G Adapters
TRENDnet Super G Adapters
TRENDnet Super G AP/Router
TRENDnet Super G AP/Router
N-Draft 1.0 300Mbps
N-Draft 1.0 300Mbps
802
802
N-Draft / MIMO
N-Draft / MIMO
802
802
N-Draft/MIMO Antenna
N-Draft/MIMO Antenna
The Power of Three Antennas: Reliable Coverage
The Power of Three Antennas: Reliable Coverage
Award Winning Products
Award Winning Products
TRENDnet N-Draft Products
TRENDnet N-Draft Products
TRENDnet Super Wireless Comparison
TRENDnet Super Wireless Comparison
TRENDnet WiFi Overveiw
TRENDnet WiFi Overveiw
Atheros Platform
Atheros Platform
Special Wireless Applications
Special Wireless Applications
Trendnet Wireless HotSpot
Trendnet Wireless HotSpot
TEW-453APB Wireless HotSpot
TEW-453APB Wireless HotSpot
Special Wireless Applications
Special Wireless Applications
Product Roadmap
Product Roadmap
Wireless Antennas
Wireless Antennas
Dual-Band Indoor Antennas
Dual-Band Indoor Antennas
Outdoor Omni-Directional Antennas
Outdoor Omni-Directional Antennas
Outdoor Directional Antennas
Outdoor Directional Antennas
Antenna Cables
Antenna Cables
Antenna Cables
Antenna Cables
Outdoor Surge Arrestor Kit
Outdoor Surge Arrestor Kit
Powerline
Powerline
What is Powerline
What is Powerline
Powerline Solutions
Powerline Solutions
Powerline Solutions
Powerline Solutions
Powerline Solutions
Powerline Solutions
Security
Security
TRENDnet Products
TRENDnet Products
Compatibility
Compatibility
Compatibility
Compatibility
Compatibility
Compatibility
Web-Smart Ethernet Switch
Web-Smart Ethernet Switch
What’s Web Smart Switch
What’s Web Smart Switch
What’s Web Smart Switch (cont
What’s Web Smart Switch (cont
Management
Management
Management
Management
Management
Management
Management
Management
Auto-Discovery
Auto-Discovery
Central Monitoring
Central Monitoring
Web Smart Switches
Web Smart Switches
SNMP
SNMP
SNMP
SNMP
SNMP Technology Overview
SNMP Technology Overview
SNMP Technology Overview
SNMP Technology Overview
SNMP Technology Overview
SNMP Technology Overview
SNMP Products
SNMP Products
TRENDnet Internet Camera Servers
TRENDnet Internet Camera Servers
Technology Overview
Technology Overview
Where are Network Cameras Used
Where are Network Cameras Used
Where are Network Cameras Used
Where are Network Cameras Used
Network Camera Overview
Network Camera Overview
Remote Monitoring Applications
Remote Monitoring Applications
FTP Uploading Capabilties
FTP Uploading Capabilties
Camera Management
Camera Management
Camera Management
Camera Management
Camera Management
Camera Management
Step 6: Save Configuration
Step 6: Save Configuration
Motion-Detected Recording
Motion-Detected Recording
Wired Network Cameras
Wired Network Cameras
Wireless Network Cameras
Wireless Network Cameras
Outdoor Camera Enclosures
Outdoor Camera Enclosures
Product Roadmap
Product Roadmap
Product Roadmap
Product Roadmap
Product Roadmap
Product Roadmap
Thank You
Thank You

Презентация: «TRENDnet Hot Technology Presentation». Автор: Heath Gregory. Файл: «TRENDnet Hot Technology Presentation.ppt». Размер zip-архива: 15105 КБ.

TRENDnet Hot Technology Presentation

содержание презентации «TRENDnet Hot Technology Presentation.ppt»
СлайдТекст
1 TRENDnet Hot Technology Presentation

TRENDnet Hot Technology Presentation

TRENDnet Technology Conference May 17 - 18, 2007 Miami, Florida, USA

2 Agenda

Agenda

Wireless Powerline Web Smart Switches SNMP IP Camera

3 Wireless Agenda

Wireless Agenda

Technology Overview 11G Super G Wireless N Draft Special Applications Antennas Product Roadmap

4 What is Wireless LAN

What is Wireless LAN

Network Data Communication over the Air Data Superimposed on the Radio Frequency Signals Penetrate Building Structure Home or Business Indoor or Outdoor

5 Wireless LAN Configurations

Wireless LAN Configurations

Basic Modes Peer-to-Peer (Ad-Hoc) Client/Server (Infrastructure) Roaming (from one AP to another) LAN-to-LAN Bridging Point-to-Point Point-to-Multipoint Client AP (connects to the AP just like a client adapter) Repeater (repeat the signal) Integrated Wired/Wireless Internet Router

6 History of Wireless Speed

History of Wireless Speed

2008

2003

2001

1999

802.11n 600Mbps

802.11g 54Mbps

802.11a 54Mbps

802.11b 11Mbps

802.11n 1.0 Draft 300Mbps 2.4Ghz

MIMO & Smart Antenna

108Mbps & 125Mbps Turbo Modes Launched

802.11g Products Launched 6 months Before IEEE Ratification

802.11a faces slow adoption. 802.11b+ doubles speed using PBCC Technology in TI chipset Not an official Standard

7 802

802

11g 54Mbps

8 TRENDnet 802

TRENDnet 802

11g Adapters

?

?

?

?

?

?

?

?

?

?

?

?

?

?

?

?

?

?

Product Type

802.11b/g

WEP 64/128-bit

WPA/WPA2

Wi-Fi Locator With LCD Display

512Mb Built-in Flash Memory

TEW-421PC

TEW-423PI

TEW-424UB

TEW-429UB

TEW-429UF

PC Card

PCI Card

USB Adapter

USB Adapter

USB Adapter

9 TRENDnet 802

TRENDnet 802

11g AP/ Router

?

?

?

?

?

?

?

?

?

?

?

?

?

?

?

?

?

?

?

Product Type

802.11b/g

WEP 64/128-bit

WPA/WPA2

Bridge/Repeater Modes

Detachable Antennas

Power over Ethernet

TEW-430APB

TEW-434APB

TEW-432BRP

TEW-435BRM

Wireless AP

Wireless AP

Wireless Router

Wireless Modem/Router

10 Super G 108Mbps

Super G 108Mbps

11 TRENDnet Advanced Wireless

TRENDnet Advanced Wireless

Super G

108Mbps Meet or Exceed Wired Speeds Satisfy Multimedia Applications Voice/Music/Movies Large File Transfers

Technology

Frequency

Super G

2.4GHz

12 Performance Technology

Performance Technology

Bursting

Compression

Fast Frame

Dynamic Turbo

Feature

Characteristics

Benefits

More Data per Given Time

Increased Throughput Overhead Reduction

Real-time Hardware Data Compression

Compressed Frames No Impact on Host Processor

Frame Aggregation Timing Modifications

Increase Throughput Transmit More Data per Frame

Similar than Trunking in Switches Dual Wireless Channels Adjust Bandwidth Utilization Accordingly

Maximize Bandwidth using Multiple Channels Environment Aware

13 Universal Wireless Coverage

Universal Wireless Coverage

Superior Wireless Coverage Maintain High Data Communication Throughput Eliminate Indoor Dead Spots Interoperable With Existing Wireless Standards

14 XR Technology

XR Technology

Enhanced Receive Sensitivity Longer Outdoor Range and No Indoor Dead Spots Transparent Operation No End User Configurations Freedom to Enjoy Wireless Connectivity In All Of Your Favorite Locations

15 Performance Comparison

Performance Comparison

16 TRENDnet Super G Adapters

TRENDnet Super G Adapters

?

?

?

?

?

?

?

?

?

?

?

?

?

?

Product Type

802.11b/g

XR Technology

108Mbps

Detachable Antennas

TEW-441PC

TEW-443PI

TEW-444UB

TEW-445UB

PC Card

PCI Card

USB Adapter

USB Adapter

17 TRENDnet Super G AP/Router

TRENDnet Super G AP/Router

?

?

?

?

?

?

?

?

?

?

?

?

?

?

Product Type

802.11b/g

XR Technology

108Mbps

Bridge/Repeater Modes

Detachable Antennas

TEW-450APB

TEW-452BRP

TEW-453APB

Wireless AP

Wireless Router

Wireless AP HotSpot

18 N-Draft 1.0 300Mbps

N-Draft 1.0 300Mbps

19 802

802

11n Timeline

20 N-Draft / MIMO

N-Draft / MIMO

Mutiple Input Multiple Output (MIMO) Multiple Transmitting And Receiving Antennas

21 802

802

11n Draft 1.0 Components

22 N-Draft/MIMO Antenna

N-Draft/MIMO Antenna

Number of Antennas Client Adapter Access Point/Router 2 x 2 2 x 3 3 x 3

23 The Power of Three Antennas: Reliable Coverage

The Power of Three Antennas: Reliable Coverage

50% More Reception Power 50% More Transmission Power Immediate 1.8dB Gain Translates into Roughly 50% More Sustained Throughput over a Distance

24 Award Winning Products

Award Winning Products

TEW-631BRP Received Highest Honor From CRN Tech January 2007 (Against D-Link, LinkSys, and Netgear)

25 TRENDnet N-Draft Products

TRENDnet N-Draft Products

?

?

?

?

?

?

?

?

?

?

?

?

?

?

TEW-631BRP

TEW-630APB

TEW-621PC

TEW-623PI

Device Type

Router

Access Point

PC Card

PCI Adapter

802.11n

WEP 64/128-bit

WPA/WP2

StreamEngine

WDS Mode

26 TRENDnet Super Wireless Comparison

TRENDnet Super Wireless Comparison

Super G

Pre-N/MIMO

N-Draft 1.0

Future Wireless N

>40Mbps

>60Mbps

>120Mbps

>200Mbps

108Mbps Support Bandwidth Intensive Applications Efficient Data Throughput Backward Compatible with 802.11b/g Standards

108Mbps Support Bandwidth Intensive Applications Efficient Data Throughput Backward Compatible with 802.11b/g Standards

300Mbps HD Streaming StreamEngine Exceed Wired Speeds

600Mbps Dual Bands 11n + 11a/g/b Gigabit Ethernet Performance

XR Technology 2.4GHz

MIMO Smart Antenna Technology 2.4GHz

XSPAN 300 MIMO Smart Antenna Technology

Multiple HD Streaming More Bandwidth

Technology

Features

Throughput

Major Differences

27 TRENDnet WiFi Overveiw

TRENDnet WiFi Overveiw

Wireless Standards (IEEE)

802.11b

802.11g

Super G

802.11n

TRENDnet Products

TEW-221PC TEW-222CF TEW-223PI TEW-224UB TEW-210APB TEW-212APBO

TEW-421PC TEW-423PI TEW-430APB TEW-432BRP (Compatible with 802.11b)

TEW-441PC TEW-443PI TEW-444UB TEW-445UB TEW-450APB TEW-452BRP

TEW-621PC TEW-623PI TEW-624UB TEW-630APB TEW-631BRP

Frequency

2.4 ~ 2.4835GHz

2.4 ~ 2.497GHz

2.412 to 2.484GHz

2.412 ~ 2.472 GHz

Modulation

DSSS, CCK

CCK, OFDM

CCK, OFDM

OFDM

Speed

Up to 11Mbps

Up to 54Mbps

Up to 108Mbps

Up to 300Mbps

Throughput

4~5Mbps

20~25Mbps

40Mbps

120Mbps

Channels/Non-Over Lapping

11/3

11/3

11/3

11/3

WEP Encryption

64/128-bit

64/128-bit

64/128-bit

64/128

WPA Encryption

N/A

WPA/WPA2

WPA/WPA2

WPA/WPA2

Popularity

Widely Used

Widely Used

Growing Popularity

New Technology

Where to Use

Homes, Small Offices, Warehouses Large Campus environments Multiple WLAN network environments and more

Homes, Small Offices, Warehouses Large Campus environments Multiple WLAN network environments and more

Homes, Small Offices, Warehouses Large Campus environments Multiple WLAN network environments and more

Homes, Small Offices, Labs and Large Conference Rooms

28 Atheros Platform

Atheros Platform

29 Special Wireless Applications

Special Wireless Applications

30 Trendnet Wireless HotSpot

Trendnet Wireless HotSpot

TEW-453APB 108Mbps Super G IEEE 802.11b/g Wireless HotSpot Access Point Wireless Users Isolation Versatile Data Encryption Accounting & Billing Support Via Third Party Software

31 TEW-453APB Wireless HotSpot

TEW-453APB Wireless HotSpot

32 Special Wireless Applications

Special Wireless Applications

TEW-429UB

TEW-429UF

TEW-509UB

TEW-445UB

?

?

?

?

?

?

?

?

?

?

?

?

?

?

?

?

USB 2.0 Wireless Adapter

HotSpot Locator

IEEE 802.11 a/g

802.11g

802.11g

802.11a/g

802.11g

108Mbps Super G/AG

54Mbps 11g

Detachable Antenna

High Power

512MB Flash Memory

33 Product Roadmap

Product Roadmap

Available in 2007

Available in 2007

Available in 2007

TEW-624UB

300Mbps Wireless 2.0 Adapter

TEW-622EC

300Mbps Wireless

TEW-433APBO

9dBi 54Mbps 802.11g Wireless PoE Outdoor Access Point

TEW-633GR

300Mbps Wireless N Gigabit Gaming Router

TUW-101UB

Wireless UWB USB Dongle

TUW-400

4-Port Wireless UWB USB Hub

TEW-512APBO

108Mbps 802.11a/g Wireless PoE Outdoor Access Point

TEW-7113GBR

Wireless 3G Router

TEW-912APBO

Wi-Max Outdoor Access Point

34 Wireless Antennas

Wireless Antennas

35 Dual-Band Indoor Antennas

Dual-Band Indoor Antennas

Model Name

TEW-AI750

TEW-AI75OB

TEW-AI86D

TEW-AI86DB

Gain [dBi]

802.11a: 7 dBi 802.11g: 5 dBi

802.11a: 7 dBi 802.11g: 5 dBi

802.11a: 8 dBi 802.11g: 6 dBi

802.11a: 8 dBi 802.11g: 6 dBi

Connect

Reverse SMA Female

Reverse SMA Female

Reverse SMA Female

Reverse SMA Female

Pigtail

N/A

1M

N/A

1M

Antenna Type

Omni-Directional

Omni-Directional

Directional

Directional

Remark

Direct Connection

Magnetic Base With Pigtail Extension

Direct Connection

Magnetic Base With Pigtail Extension

36 Outdoor Omni-Directional Antennas

Outdoor Omni-Directional Antennas

Antenna

Protection Kit

Antenna Cable

Effective Range

Wireless Mode

TEW-AO08O

TEW-AO08O

TEW-ASAK

TEW-ASAK

TEW-L406 [LMR400 6M]

800M [.5 Miles]

11b/g 2.4~2.5GHz

TEW-L412 [LMR400 12M]

400M [.25 Miles]

11b/g 2.4~2.5GHz

TEW-AO10O

TEW-AO10O

TEW-ASAK

TEW-ASAK

TEW-L406 [LMR400 6M]

1200M [.75 Miles]

11b/g 2.4~2.5GHz

TEW-L412 [LMR400 12M]

600M [.37 Miles]

11b/g 2.4~2.5GHz

37 Outdoor Directional Antennas

Outdoor Directional Antennas

Antenna

Protection Kit

Antenna Cable

Effective Range

Wireless Mode

TEW-AO09D

TEW-AO09D

TEW-ASAK

TEW-ASAK

TEW-L406 [LMR400 6M]

800M [.5 Miles]

11b/g 2.4~2.5GHz

TEW-L412 [LMR400 12M]

400M [.25 Miles]

11b/g 2.4~2.5GHz

TEW-AO14D

TEW-AO14D

TEW-ASAK

TEW-ASAK

TEW-L406 [LMR400 6M]

1200M [.75 Miles]

11b/g 2.4~2.5GHz

TEW-L412 [LMR400 12M]

800M [.37 Miles]

11b/g 2.4~2.5GHz

TEW-AO19D

TEW-AO19D

TEW-SAK

TEW-SAK

TEW-L406 [LMR400 6M]

4000M [.75 Miles]

11b/g 2.4~2.5GHz

TEW-L412 [LMR400 12M]

2000M [.37 Miles]

11b/g 2.4~2.5GHz

38 Antenna Cables

Antenna Cables

Indoor LMR200 Cables

Model name

TEW-L202

TEW-L208

Connector interface

N-Type Male to Reverse SMA female

N-Type Male to Reverse SMA female

Length (meter)

2

8

Total cable loss (dB)

1.5

4.8

Actual antenna gain after connecting this cable (if antenna is 8dBi)

8 – 1.5 = 6.5

8 – 4.8 = 3.2

39 Antenna Cables

Antenna Cables

Outdoor Low Loss LMR400 Cables

14 – 1.72 = 12.28

14-3=11

Model name

TEW-L406

TEW-L412

Connector interface

N-Type Male to N-Type Female

N-Type Male to N-Type Female

Length (meter)

6

12

Total cable loss (dB)

1.72

3

Actual antenna gain after connecting this cable (if antenna is 14dBi)

40 Outdoor Surge Arrestor Kit

Outdoor Surge Arrestor Kit

Outdoor Surge Arrestor Kit contains surge arrestor + connector cable

Model Number

TEW-ASAK

TEW-ASAK Surge Arrestor

Converter

N-Type Male to Reverse SMA female

Length

30cm

Surge protector

N-Type Male to N-Type Female

TEW-ASAK Connector cable

41 Powerline

Powerline

TRENDnet Powerline Networking Technology

42 What is Powerline

What is Powerline

Network with Power Outlets in Home/Office Cost Effective Network Cable Not an Issue Great for certain types of construction and for areas with a lot of wireless installations

43 Powerline Solutions

Powerline Solutions

TPL-202E

44 Powerline Solutions

Powerline Solutions

TPL-202E

45 Powerline Solutions

Powerline Solutions

TPL-202E

46 Security

Security

Password Protected Build-in 56-bit Data Encryption Security (DES) Centralized Password Management Wireless: WEP, WPA, WPA2

47 TRENDnet Products

TRENDnet Products

Description

Model #

TPL-310AP

200Mbps Powerline Wireless Access Point

TPL-302E

200Mbps Powerline Ethernet Bridge

TPL-210AP

85Mbps Powerline Wireless (g) Access Point

TPL-202E

85Mbps Powerline Fast Ethernet Bridge

TPL-101U

USB 2.0 Powerline Adapter

TPL-110AP

14Mbps Powerline 802.11g Wireless Access Point

TPL-111BR

14Mbps Powerline 802.11g Wireless Router

48 Compatibility

Compatibility

Powerline Standards

49 Compatibility

Compatibility

50 Compatibility

Compatibility

85Mbps

200Mbps

14Mbps

200Mbps

Compatible in a Mixed Environment

Not Compatible in a Mixed Environment

No

Yes

No

No

Yes

No

51 Web-Smart Ethernet Switch

Web-Smart Ethernet Switch

52 What’s Web Smart Switch

What’s Web Smart Switch

Web Smart Switches are Ethernet Switches with light management functions Easy to configure the Smart Switches Users can learn how to operate the switch in 10 minutes Web access through standard web browser Centrally monitor multiple switches in one screen

53 What’s Web Smart Switch (cont

What’s Web Smart Switch (cont

Web Smart Switches have powerful L2 functions but with very low cost Opens almost all the powerful functions of the L2 switch chipset. Low cost CPU design and small memory footprint to achieve cost effective solutions

54 Management

Management

Secured Login

55 Management

Management

Display System Information

56 Management

Management

Display System Status

57 Management

Management

Manage Port Settings

58 Auto-Discovery

Auto-Discovery

Find All Web-Smart Switches on the LAN Broadcast Domain

59 Central Monitoring

Central Monitoring

Users can monitor all Web- Smart Switches on the network and view traps and log records through the Auto- Discovery program

60 Web Smart Switches

Web Smart Switches

Model

10/100Mbps Ports

1000Mbps Ports

Mini-GBIC Slots

Power over Ethernet

TEG-224WS+

24

2

2 (Shared)

TEG-2248WS

48

2

2 (Shared)

TEG-160WS

16

TEG-240WS

24

TEG-448WS

48

4 (Shared)

TPE-224WS

24

4

2 (Shared)

24

61 SNMP

SNMP

62 SNMP

SNMP

Simple Network Manageability Protocol

63 SNMP Technology Overview

SNMP Technology Overview

Common SNMP Applications Monitor Network Traffic Per Port Per Switch Network Utilization Protocol Utilization Maintain Network Health Security

64 SNMP Technology Overview

SNMP Technology Overview

SNMP Manager Any Workstation with SNMP Compliant Software Any Workstation with an Internet Browser (Internet Explorer) SNMP Agent (or Managed Device) Devices Compliant with SNMP Devices with Built-in Management Information Base (MIB)

65 SNMP Technology Overview

SNMP Technology Overview

SNMP Manager HP OpenView Network Instruments Observer SNMP Agent (Managed Device)

TEG-S081Fi

TEG-S2400i

TFC-1600MM

TE100-S810i

TEG-S3000i

TE100-S800i

TEG-S2600i

TEW-453APB

66 SNMP Products

SNMP Products

Model

10/100Mbps Ports

100Mbps Ports

1000Mbps Ports

Module Ports

TE100-S800i

8

TE100-S810Fi

8

1 (MM Fiber SC)

TEG-S081Fi

8 (MM Fiber SC)

1 (GBIC)

TEG-S2400i

24

1

TEG-S2600i

24

4

1

TEG-S3000i

4

TFC-1600MM

Designed for TFC-1600 Chassis

Designed for TFC-1600 Chassis

Designed for TFC-1600 Chassis

Designed for TFC-1600 Chassis

TEW-453APB

108Mbps Super G Wireless HotSpot

108Mbps Super G Wireless HotSpot

108Mbps Super G Wireless HotSpot

108Mbps Super G Wireless HotSpot

67 TRENDnet Internet Camera Servers

TRENDnet Internet Camera Servers

68 Technology Overview

Technology Overview

Transmit High Quality Video Over Intranet/Internet Manage Through Web Browser Standalone System with Built-In CPU Support Alarm-Based Events Live Video Anywhere In The World Record Video and Audio Directly To Hard Drive

69 Where are Network Cameras Used

Where are Network Cameras Used

70 Where are Network Cameras Used

Where are Network Cameras Used

71 Network Camera Overview

Network Camera Overview

72 Remote Monitoring Applications

Remote Monitoring Applications

73 FTP Uploading Capabilties

FTP Uploading Capabilties

Camera Network Miami, FL

FTP Server New York, NY

Remote Office Los Angeles, CA

Internet

74 Camera Management

Camera Management

IPView Pro

75 Camera Management

Camera Management

76 Camera Management

Camera Management

Full Screen View

77 Step 6: Save Configuration

Step 6: Save Configuration

Step 7: View Camera

Step 3: Search For Cameras

Step 2: Click Configuration Button

Step 1: Open IPView Pro

Step 8: Select Recording Mode

Step 4: Select A Camera

Step 5: Add Camera

78 Motion-Detected Recording

Motion-Detected Recording

79 Wired Network Cameras

Wired Network Cameras

80 Wireless Network Cameras

Wireless Network Cameras

81 Outdoor Camera Enclosures

Outdoor Camera Enclosures

82 Product Roadmap

Product Roadmap

TV-IP100/100W New Housing

83 Product Roadmap

Product Roadmap

TV-IP400/400W New Housing

84 Product Roadmap

Product Roadmap

Available in 3 - 6 Months

TV-IP212

TV-IP212W

TV-IP222

TV-IP222W

TV-IP412

TV-IP412W

Powerful ARM 9 CPU

M-JPEG and MPEG4

2-Way Audio

Day and Night

Pan-and-Tilt

Secured HTTP (HTTPS)

Record to USB Flash Drive

Schedule Motion Record

?

?

?

?

?

?

?

?

?

?

?

?

?

?

?

?

?

?

?

?

?

?

?

?

?

?

?

?

?

?

?

?

?

?

?

?

?

?

?

?

85 Thank You

Thank You

Questions?

«TRENDnet Hot Technology Presentation»
http://900igr.net/prezentacija/anglijskij-jazyk/trendnet-hot-technology-presentation-98408.html
cсылка на страницу

Без темы

661 презентация
Урок

Английский язык

29 тем
Слайды