Transcript WebEx and Comparison

WebEx and Comparison
of WebEx, Centra,
PlaceWare, Latitude
Sangyoon Oh ([email protected])
and Hasan Bulut ([email protected])
Florida State University
CSIT (School of Computational Science and Information
Technology)
400 Dirac Science Library
Tallahassee
7/21/2015
1
WebEx: Introduction
WebEx is meeting-enabling Web Tool.
(www.webex.com)
WebEx is on-line Collaboration tool ,which needs
only Internet Connection and Browsers for both
Host and Attendee
WebEx is pay-per-use (limited capabilities for free
meeting) “ASP” (i.e. provides service not just
technology)
WebEx has many meeting/class enabling features
7/21/2015
2
WebEx: Features I
Presentation Sharing : Document
presentation
Application / Desktop / Web Tour Sharing :
Share control of the Application / Desktop /
Browser. Attendee given control by Host
Audio-Video Conferencing : Teleconferencing
utilize the conventional phone or Internet
7/21/2015
3
WebEx: Features II
Quiz / Live Polling : Give Question to or poll
attendee
Chat Room : Chat allows different level of
privileges
White Board
Shared “export” features virtual printer model
that enables separate scaling on each client
7/21/2015
4
WebEx:
Host
Architecture
Attendee
WebEx Server
7/21/2015
5
WebEx:
7/21/2015
Example
6
WebEx:
Usage for Education
WebEx is appropriate tool for small size
distance learning class.
Host doesn’t have to be a expert at
Collaboration tools
7/21/2015
7
WebEx
WebSite
Access
Shared
Export
7/21/2015
Annotation
Centra
Placeware
Latitude
http://www.
http://www. http://www.c http://www.pla
latitude.co
ceware.com
webex.com entra.com
m
Browser
Browser
Browser
Browser
Any printable
document can be
shared.
Anyone can zoom
in or out.
Uses vector
based image
format.
Anyone can
annotate (no
Only Power
point slides
supported.
No resizing or
zooming.
PPT slides
converted to gif
images.
Anyone can
Only Power
point slides
supported.
No resizing or
zooming.
PPT slides
converted to gif
images.
Anyone can
PowerPoint,
pointer problems).
annotate
annotate
Y
Y
Y
Excel, Word
Y8
Shared
Display
Shared
Web
Browser
7/21/2015
WebEx
Centra
Placeware
Any application or
entire desktop
can be shared.
Anyone can share
applications given
permission.
Annotation is
possible (only
drawing curves,
no text or
geometric
shapes) Remote
control is
supported. The
quality is fair. The
performance is
best.
Any application or
entire desktop
can be shared.
Presenter or copresenters can
share applications
.Shared
application can be
any size. No
annotation. No
remote control.
The quality is
good. The
performance is
fair.
A selected
rectangular area
on the desktop is
broadcasted to
clients. Anyone
can do shared
display given the
permission.
No annotation. No
remote control.
The quality is
good.
The performance
is fair.
N
N
Limited support. It
does not provide a
synchronized web
tour nor does it pass
events such as page
down or up. Only
points the browsers
to a common URL
initially.
Latitude
Y but
client
software
required
Not
Evaluated
9
WebEx
Centra
Placeware
Latitude
Text Chat
Y
Y
Y
*
Whiteboard
Y
Y
Y
Uses either
phone or third
party audio
such as
Built in Audio
Half Duplex
(CentraNow)
Full Duplex
(CentraOne and
Symposium)
*
N
No audio
except Phone
Audio
Lipstream
Video
Y (presenters
only)
Y
N
N
Polling/Voting
Y
Y
Y
N
Q&A(studentpresenter)
N
N
Y
N
Automatic
notification
7/21/2015
Y
Y
N
Y via Fax or
email
10
* Integration with standards-based T.120 applications, such as Microsoft NetMeeting,
lets
Recording
of
Sessions
Client
Requirements
7/21/2015
WebEx
Centra
Placeware
WebEx Recording
& Playback
enables recording
and playback of
live sessions.
All annotations,
shared display
and whiteboard
discussions are
recorded and
replayed during
the playback.
Centra
Recorder™ lets
users to record
live sessions and
Centra
Producer™ lets
users edit
recordings frameby-frame.
We did not test
any of these.
Voice played back
either using Real
Player or
Windows Media
Player and
content is shown
on the browser as
gif images
synchronously.
Gif images are
static and no
movement is
played back.
Java-enabled
browser.
Automatic
installation of
client when
accessed for
the first time.
Java-enabled
browser for
Centra
Conference. Java-enabled
Separate
browser.
client for
Centra
Symposium.
Latitude
Y
(The MeetingPlace
Data Conference
Option)
- One of the
following T.120
applications:
NetMeeting,
SunForum,
HP Visualize,
SGImeeting
- Java-enabled
11
Web browser