Tuesday, September 22, 2009

Onde Encontro Mulheres Nuas

Embedded Solutions for Telecommuting and Teleconferencing!

The Dimdim - Tele Conference by Open Source Web

The DimDim is a software platform for

tele-conference, based entirely in web services, which competes directly with services like WebEx (Cisco) and GoToMeeting (Citrix). Provides almost all the important functions that need to hold a conference on the web. It is available in three separate services - a feature limited but usable Web-based, with a free version, another use for business (Verso Enterprise) and finally an open source version, which may be installed on any local network, provided one has the appropriate server on Linux. were tested the free version from the Web site DimDim (up to 20 simultaneous users) and open-source version, also free, using it to support conferences on the Intranet and through the Internet, which works fairly well, especially for a product launch in beta release

. Issue Open Source Software Conference Tele
DimDim
was developed using open source components like Linux server RED HAT 5 to support streaming media, Apache Web server lighttpd, web application CherryPy, and others. The latest version of this edition is available as a VMware virtual platform in the form of appliance "virtual with CentOS 4.5. The CentOS is an excellent choice for a server "distro" and in the form of appliance "virtual , which is easy to implement a technology infrastructure already virtualized. After installing the server DimDim Open Source, this makes available to the network Intranet (and Internet) a Web conferencing service, and does not require any tools or applications ; will be special sessions to begin at the level of the desktop. In jobs of each user is only required a Web browser (Firefox or Internet Explorer

) to start the Integrated Multi-Conference performances, "White Board" and sharing screen with support for audio and video. In a typical session Web conferencing, the user initiating a session is known as the presenter. The presenter can transmit audio and video to all other participants. You can send invitations, and control every aspect of the conference, including permission to broadcast audio and video to all participants. For a conference, all members have a common area for

Chat text, and can talk in private, if the presenter gives permission. All users also share a white board (white board

) in which they can scribble and draw. In addition, a presenter can share PowerPoint presentations and PDF files with other participants and a presenter who is using the Windows OS can even share the contents of your desktop .
When creating a conference, presenters can limit the number of participants, send invitations automatically when creating a conference and decide the nature of the conference (audio / video, audio only, video only, text-only) .
A presenter must specify a duration, when starting a conference, but this can not be extended. Although some definitions, such as the nature of the conference are immutable, once a session is underway, a presenter can not change an audio-only conference in an audio / video conference without ending the current session and start a new one. Details on how to start a conference as a presenter and how to join an existing one as a participant are described in the user manual
DimDim. As mentioned in the manual, runs a "checking" before you start a Web conference session itself. Although not required additional software, however if you want to share your

desktop, the DimDim automatically ask for performing the download and install a plugin from the Internet network. Despite some limitations in sharing audio / video over the Internet, especially in terms of bandwidth, the DimDim and its latest beta are a good prelude to what comes next. The development team

DimDim is working on bringing the presenters to share desktop Linux too. It would also be a good idea to let a presenter delegate more power to participants, that we should have the ability to share video and their desktops with other people, after due permission of the presenter.
This concept is now available from several participants and a presenter, and is similar to a one-teacher-class and several students. The
DimDim is very popular among management systems
platform and educational content exists including integration with one of the most popular platforms for e-learning: Moodle through appropriate plugin. believe that the team carried out an implementation DimDim web conferencing in open-source fantastic, much higher than your competition does and has done a great job with the launch ; ning of

beta release. I'm still curious and hoping to see more facilities and further levels of integration in the next version, perhaps by mid 2009. Promising seems tambéma collaboration that takes place between DimDim and Zimbra

solution for email and collaborative open-source, currently belongs to the Yahoo! in the sense of integraçãoe interoperability between these platforms.
is already available a Zimlet (
Zimbra Collaboration), to enable unified collaboration with the e-mail zimbra.png Zimbra . Zimlets represent the Web services technology, which allows the integration of services and mashups with other platforms, such as the DimDim. is without a doubt, a step that occurs in the sense of an even wider open source movement, which opens to global cooperation in space the network.


Francisco Gonçalves, SofteLabs (IT Architect).

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