LINX52 Multicast is Go

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LINX52Multicast is Go

• Brandon Butterworth

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Nearly

• Formal launch is Thursday http//www.bbc.co.uk/mul
  ticast/
• This preview is so you dont get a surprise

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Didnt we do this already?

• Olympics was some time ago, with a few sporting
  events since
• ISPs been waiting too
• Delay in agreeing rights
• It is just cable TV
• Still had to be worked through

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Progress since August

• Previous presentation is on http//support.bbc.co.
  uk/multicast
• H264 8Mbit HDTV tested in Jan with early access
  STB, more trials in the summer
• Other broadcasters now involved

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Dont panic

• Technical trial so we expect things will not work
  and need fixing
• We can add ISPs as we go, join in when youre
  ready
• Manage user expectation - most wont get it yet

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Formats

• Video
• Real, WM _at_ 360K
• H264 _at_ 1.2M
• MPEG2 _at_ 5M
• Audio - AAC _at_ 128K

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Multicast Trial Network

• Standalone infrastructure, http//support.bbc.co.u
  k/multicast/peering/ AS31459 UK, AS34158
  International - later, this is UK only for now
• Dedicated LINX LoNAP ports, PIs in Telehouse
  North if required.
• UK only routes as per BBCi Broadband.
• All welcome multicast-tech_at_bbc.co.uk

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Questions