TERENA TERENA 2nd Workshop: Connecting Schools to 2nd Workshop: Connecting Schools to NRENs NRENs John S. Martin John S. Martin JANET Videoconferencing Service Manager JANET Videoconferencing Service Manager JVCS Management Centre JVCS Management Centre [email protected][email protected]Technical issues in videoconferencing Technical issues in videoconferencing
18
Embed
TERENA 2nd Workshop: Connecting Schools to NRENs · 2005. 10. 26. · SIP Session Initiation Protocol Multimedia sessions Modular design. The Global Dialling Scheme Standard international
This document is posted to help you gain knowledge. Please leave a comment to let me know what you think about it! Share it to your friends and learn new things together.
Transcript
TERENATERENA2nd Workshop: Connecting Schools to 2nd Workshop: Connecting Schools to NRENsNRENs
John S. MartinJohn S. MartinJANET Videoconferencing Service ManagerJANET Videoconferencing Service Manager
The Global Dialling SchemeThe Global Dialling Scheme
Standard international dial plan developedStandard international dial plan developedEach registered endpoint has a unique international E.164 numberEach registered endpoint has a unique international E.164 numberUK example: 0044 02001 1 1234 123UK example: 0044 02001 1 1234 123
USA USA SWITZERLANDSWITZERLANDGERMANYGERMANYCZECHCZECHITALY ITALY PORTUGALPORTUGALDENMARK DENMARK CYPRUSCYPRUSSPAINSPAINNETHERLANDSNETHERLANDSBRAZIL BRAZIL NORWAYNORWAY
ExperiencesExperiencesRestrictions within country Restrictions within country
Systems work well internally, but poor external Systems work well internally, but poor external connectivityconnectivity
Links to other Links to other MCUsMCUsMore collaboration required from manufacturers More collaboration required from manufacturers –– standards!standards!
Links direct to international endpointsLinks direct to international endpointsFirewall issuesFirewall issuesGatekeeper registrationsGatekeeper registrations
Gatekeeper Hierarchy and NeighbouringGatekeeper Hierarchy and NeighbouringHopHop--count/incompatibility issuescount/incompatibility issuesLack of configurationLack of configuration
More ExperiencesMore ExperiencesSecuritySecurity
NATNATProxyProxy
Restrictions on concurrent conferencesRestrictions on concurrent conferencesIncreased LatencyIncreased Latency
Possible SolutionsPossible SolutionsTesting & more testingTesting & more testing
MCUsMCUsGatekeepersGatekeepersEndpointsEndpoints
Understanding of global requirementsUnderstanding of global requirementsStandardsStandardsQuality Assurance & conference preQuality Assurance & conference pre--checkschecks
EndpointsEndpointsPrePre--conference checks for guest endpointsconference checks for guest endpoints
VTASVTASFeedback to manufacturersFeedback to manufacturersBrief SuppliersBrief Suppliers
Quality AssessmentQuality Assessment
Objective and SubjectiveObjective and SubjectiveVideo & AudioVideo & AudioNetwork StatsNetwork StatsInteroperability testInteroperability testGuests – connectivity test
SummarySummary
Collaboration Collaboration –– requires guaranteed requires guaranteed interoperabilityinteroperabilityTechnical issues well documentedTechnical issues well documentedRequires political endorsementRequires political endorsement
DocumentationDocumentation
All VCSP documentation atAll VCSP documentation at