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HDFootyMan 12-03-2010 09:49

Questions about Next-Gen Network
 
OK, just curious....and a nosey git. :D

Will the new IPTV network support switched video?

Also, will this result in one, big, happy network? As I understand it, there were super-headends for the different cable networks - one for ex-NTL; one for ex-Telewest; another one for ex-CW.

After the switch to the Next-Gen/IPTV network, will there just be one, super-duper headend for the entire network?

Digital Fanatic 12-03-2010 10:10

Re: Questions about Next-Gen Network
 
Quote:

Originally Posted by Chris Howell (Post 34978895)
OK, just curious....and a nosey git. :D

Will the new IPTV network support switched video?

Also, will this result in one, big, happy network? As I understand it, there were super-headends for the different cable networks - one for ex-NTL; one for ex-Telewest; another one for ex-CW.

After the switch to the Next-Gen/IPTV network, will there just be one, super-duper headend for the entire network?

Can't answer your first question Chris, but there will be one super headend at Langley, so everyone will get the same services/channels (except regional ITV1/BBC etc) There will also be a disaster recovery (Back-up) headend at Knowsley.

HTH :)

Ignitionnet 12-03-2010 10:33

Re: Questions about Next-Gen Network
 
Quote:

Originally Posted by Chris Howell (Post 34978895)
Will the new IPTV network support switched video?

Yep - it'll be SDV-based transport over the CATV.

Quote:

Also, will this result in one, big, happy network? As I understand it, there were super-headends for the different cable networks - one for ex-NTL; one for ex-Telewest; another one for ex-CW.

After the switch to the Next-Gen/IPTV network, will there just be one, super-duper headend for the entire network?
Yep - as above Langley Super Headend (the ex-ntl SHE) with Knowsley (ex-TW SHE) as backup, and local content added at Regional Headends as required.

Bromley SHE is I think already closed.

Digital Fanatic 12-03-2010 10:44

Re: Questions about Next-Gen Network
 
Quote:

Originally Posted by Ignitionnet (Post 34978906)
Yep - it'll be SDV-based transport over the CATV.



Yep - as above Langley Super Headend (the ex-ntl SHE) with Knowsley (ex-TW SHE) as backup, and local content added at Regional Headends as required.

Bromley SHE is I think already closed.

Bromley is still active.. but will close in the next couple of months

HDFootyMan 12-03-2010 12:43

Re: Questions about Next-Gen Network
 
Thanks for the feedback, guys. :)

nn012 12-03-2010 16:20

Re: Questions about Next-Gen Network
 
Quote:

Originally Posted by Ignitionnet (Post 34978906)
...and local content added at Regional Headends as required.

Are you sure? Why would they be removing local radio stations if they are able to add local content on NGTV?

Ignitionnet 12-03-2010 19:48

Re: Questions about Next-Gen Network
 
Quote:

Originally Posted by nn012 (Post 34979169)
Are you sure? Why would they be removing local radio stations if they are able to add local content on NGTV?

Policy decision. Removal of all analogue signals including radio.

tvtimes 14-03-2010 08:50

Re: Questions about Next-Gen Network
 
With these back up head ends does it mean less chances of outages?

Ignitionnet 14-03-2010 09:13

Re: Questions about Next-Gen Network
 
On the Virgin core network sure, for customers not really as loss of head end was incredibly rare. Lose your local hub or any part of your link to it you're still toast.

Digital Fanatic 14-03-2010 12:06

Re: Questions about Next-Gen Network
 
Quote:

Originally Posted by tvtimes (Post 34980039)
With these back up head ends does it mean less chances of outages?

Outages usually occur at cab level with either a PSU going down or loss of commercial power to the area... very rare at RHE (regional head ends)

Stuart 14-03-2010 14:06

Re: Questions about Next-Gen Network
 
Quote:

Originally Posted by Digital Fanatic (Post 34980102)
Outages usually occur at cab level with either a PSU going down or loss of commercial power to the area... very rare at RHE (regional head ends)

Which, I would assume, have backup power supplies.

Digital Fanatic 15-03-2010 12:07

Re: Questions about Next-Gen Network
 
Quote:

Originally Posted by Stuart C (Post 34980152)
Which, I would assume, have backup power supplies.

The RHE and HE have back-up power, yes... can't go in to specifics for security reasons ;)

The cabs have battery back-up for loss of commercial power (usually powered from the same source as the street lights), but these don't always kick in properly in some cabs.

If an trunk amp (level 4) goes down, then there is no back up and has to be restored by a network engineer, but this will only be for TV & broadband, telco runs from the level 3 cab and should have battery back-up.


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