UK Telecoms and ICT Index and Links - V
- VIRTUAL COMMUNITY
- VoIP - Voice over Internet Protocol
- VPN - Virtual Private Network
CU-SeeMe is videoconferencing software owned now by Radvision (incorporating First Virtual Communications, CuSeeMe Networks and White Pine Software) and created in 1993 by Cornell University.
|information sheets:||Internet presentations, videconferencing, teleconferencing and virtual meetings|
Telephone, data and videoconferencing over the Internet
VoIP, Voice over Internet Protocol and Internet telephone calls
|features:||Conferencing calls, teleconferencing and videoconferencing|
Voice and data convergence
|related index entries:||TELECONFERENCING|
now Yahoo Groups
Now branded as 'Topica'
|information sheets:||virtual communities as a business network|
|related index entries:||DISCUSSION FORUM|
A program which is unauthorised by the network administrator, which can spread covertly from computer to computer and which can cause annoyance or damage, steal or destroy data, programs and operating systems.
|external links:||Anti-virus comparative review|
Compares anti-virus software
Current virus hoaxes
|information sheets:||Virus and malware protection for small businesses|
|related index entries:||SECURITY|
A network-based telephone answering and messaging service for each extension on a network. On most systems messages can be retrieved from any telephone by dialing a specified telephone number.
|external links:||Digital Mail|
fax, phone and email messaging services
|features:||Using a mobile phone abroad - 'roaming'|
|related index entries:||CALL MANAGEMENT|
VoIP - Voice over Internet Protocol
Shorthand for using the ubiquitous Internet Protocol (but not necessarily the Internet) to make voice telephone calls. Voice calls are carried as data packets over a combined voice and data network which can be a managed LAN or WAN or less reliably over the contended Internet. To between a VoIP network and the standard public switched telephone network a 'gateway' is required.
VPN - Virtual Private Network
A private network provided over the shared public network infrastructure, rather than via a dedicated link. Used to make inter-site connections for voice or data in the same way as leased lines.
Equiinet supply server appliances which make Internet connectivity, the administration of security and control of users easier for non-technical business managers.
|information sheets:||How to choose a business broadband provider|
Storing and transferring data
What is a server appliance - and why do you need one?
|related index entries:||NETWORK|
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