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These are some of the things that interest me at present.  All views reflect my current opinion.  You can add comments here.  Constructive criticism is welcome. Even better, are comments which provide better answers to the issues raised.
 
23 April

Blog on hold
Due to work commitments,  this blog is suspended.  All views expressed here are personal opinions only and there for discussion.


03:41 GMT  |  Read comments(1)

07 April

Digital Britain Spectrum Auction Update!

 

BIS have issued their conclusions on the consultation on the spectrum auctions, the outcome of which will dictate the shape of our connectivity when mobile for the next 20 years.


This note examines the conclusions from the perspective of an end user seeking world class 24x7 connectivity, where the notions of fixed, mobile or wireless have little significance.


The whole process has been dominated by how the value of Vodaphone and O2's original 900Mhtz spectrum, seen as a gift by others, would be managed as existing spectrum was re-farmed and new spectrum added so more capacity and possibly more entrants could be accommodated.


The industry working with an Independent Spectrum Broker concluded on a complex package of spectrum caps, spectrum relinquishment, measures to prevent spectrum hoarding, and proposals for reserve prices for spectrum. In the consultation documentation plenty references were made to spectrum sharing to achieve coverage.


The consultation had 35 respondees, 28 of which are available online for study. Of the existing mobile network operators, only 3 (UK)'s response is available for review. It provides a good history of why we are where we are and makes it clear that while unhappy with elements of the spectrum modernisation plan, they, like other Mobile operators will accept it as a package, but only as a complete package. As the smallest of the now 4 operators, they can defend and grow their business with this settlement!. BT, a non mobile network operators also made a substantial submission crying unfair, making the case that the settlement is structured to favour the existing operators who paid billions in the 2000 auction for oligopoly rights and are working very hard to preserve that status. BT Group's call to re-auction everything to optimise value for the 'tax payer' while music to some economic purists suggests few of their radio engineers were asked their opinion. Surely it would have been better for BT if Openreach responded and made a more constructive case espousing the benefits of a clear separation between facilities to be managed and the delivery of retail services. This was the theme of many respondents puzzled at efforts to sustain the vertical integration of a network and service which no longer needs to be so, nor should it be designed in such a way for the next 15years.


While the existing spectrum holders may be content, what of Digital Britain? There is no mention of convergence between fixed and mobile. The plan for Universal Service Commitment got marginalised on three fronts. The notion of a 1.5Mbps service was quietly relegated and coverage obligations were reduced in two dimensions. The 800Mhtz of spectrum carrying the 99% coverage obligation is reduced to 2,  2x5Mhtz blocks of the 2x30Mhtz available. All the best technical advice suggests the nations connectivity would be best served by creating services using blocks of 2x20Mhtz of spectrum. Industry also challenged the notion of building sufficient capacity to support .1% of the population in a cell. Apparently the combined bit carrying capacity in place for all Mobile Broadband users today is a peak hour equivalent of 11.5Gbps. The lack of existing capacity is used as a rationale to suggest it would be impolite and unreasonable to ask for more.


The UK mobile network operators currently hold a total of 352 Mhtz of capacity nearly 4 times per citizen as available in the US and or more than twice that in Japan, but less than in France. The auction will release a further 250Mhtz. There are 50,000 Mobile masts in the UK, 29,000 supporting 3G services. Each costs about £100k to set up but the 2000 auction fees paid amounted to £776k per 3G supporting mast. Even divided over 20 years, there is more spent on licence fees per mast that on bandwidth to those masts.


BIS acknowledged and then ignored the possible role of home cells or small cells which amount to multi-vendor femto cells, where users contribute some of their own bandwidth to improve mobile services in and around their homes and offices. There is less benefit in promoting efficient use of spectrum, when the job in hand is to extract as much as possible in an auction process.


A number of respondents including equipment vendors agreed with the sentiments of Stephen Temple who pleaded for a little more radio engineering and a little less competition engineering.


Here the cost of competition engineering is high and increasing. The notion that Mobile Operators can use 600 Mhz (2x300Mhtz) efficiently from circa 30k macrocells is pretty daft.  To meet the taxpayers mobile data needs they will need a million femto cells.   They will probbaly attempt to place these on lamposts rather than give users the option to contribute their own bandwidth using their own fixed line resource.  Spending hundreds and hundreds of millions of pounds to prevent convergence taking place is a peculiar form of competition engineering.

 

This spectrum auction and bandwidth rationing process is conducted all in the name of the taxpayer. If only they knew!



03:35 GMT  |  Read comments(0)

18 March

Linking the 2Mbps 'Commitment' to Next Generation Access in the Final Third.
 

All the political parties agree to the premise that investment in universal broadband is now needed. The Digital Britain report allocated £200m out of the Digital Switchover budget to remove not spots and thus it is hoped deliver a baseline service of 2Mbps. In addition Labour in the Finance Bill due March 24th are arranging a 50p levy on phones lines per month, so circa £1-£1.5bn can be invested in delivering next generation broadband to areas the 'market' is unlikely to serve.


The £1-£1.5bn could bring fibre to within 1 km of most premises in the so called final third of the country. Precisely how this exercise is executed is not clear but running cables capable of carrying fibres to 3,700 rural exchanges and onward to circa 20,000 new road side cabinets all of which need powering can be specified. Given these are rural areas, then BT is likely to make available its ducts and poles on a reciprocal basis. That and a quick re-write of how bandwidth is priced and aggregated for all rural users ready for re-sale and the job is done! The projects complexity is not the cable laying or specifying the outcomes, but to ensure the full potential of the connectivity is released, in a manner which changes an entire industry hooked on preserving legacy services. The more immediate issue is how best to fix the not spots using the £200m available.


Upgrading copper looks to be poor value, given the £1,000-£3,000 cost per loop, especially if the Next Generation Fund should deliver fiber to a roadside cabinet reducing the loop length. It suggests a greater role for wifi and self build fibre especially if the Next Generation Fund uses its bargaining strength to assist with sorting the backhaul connectivity while upgrades are in progress.


The USC projects will work from the edge inwards, while the Next Generation fund will work from the nominated high capacity points of handover out to where the 'market' will never reach as far the newly formed Broadband UK can arrange.


The project being created by Broadband UK can be described reasonably succinctly, but how much industry baggage can it tackle along the way? Delivering connectivity to road side cabinets means exchanges can be closed and cost savings released. Pushing fibre to rural areas means the cost of peak hour capacity can drop from £80 per Mbitps to £5 per Mbitps including peering. Mobile companies private circuit bill should drop dramatically. It also means there is room to support commercial projects that need dark fibre. The whole notion of how bandwidth is provisioned for rural users can be challenged. The quality of the underlying bit transport can also be specified to support the objectives of quality home working, advanced home care and delivery of educational content. This is very challenging for a communications industry who decide amongst themselves that such applications are value added services and then call it a competitive market.


It is concerning that folk worry that this public intervention will distort a market . There is no market in rural areas for high speed connectivity because it does not and will not exist unless public intervention occurs. The connectivity that can be created will and should challenge the 'market' to embrace the changes needed to keep UK connectivity competitive.

 

My hope is that the Final Third First campaign will bring sufficient pressure on rural Tory candidate MPs to force a change in policy,  so their constituents can get the connectivity they need to do business and create business.







07:56 GMT  |  Read comments(0)

23 February

House of Commons committee conclude no pent-up pressure for super-fast broadband?
The Business,  Innovations and Skills Committee issued its recommendations on the Digital Britain initiative.  The committee met in the midst of the expenses scandel,  which might be one reason the level and type of questioning was slightly obsessive for short periods on things like the definition of 2Mbps,  the nature of the 50p levy and a fear of market distortion in rural areas where there is no prospect of investment in network upgrades.  These topics received a lot of attention for short periods as MPs drifted in and out checked their emails and texts. The report keeps mentioning the telecommunications network,  yet the subject under discussion is the UKs high speed data transport network,  not the 1970's telecommunications superstructure.
 
The report recommends against the 50p levy and believes that public intervention in NGA is too early and suggests the need to remove business rates,  introduce duct sharing, focus on achieving the USC (2Mbps) and overcoming Digital Exclusion.
 
The conclusions on NGA investment is disappointing as it is based on the opinions of BT/Carphone/BSkyB and Ofcom from whom the committee drew the conclusion thet there was no pent-up pressure for super-fast broadband from customers, due to both a lack of new applications and an unwillingness to pay higher bills for internet access. 
 
The committee seem to miss totally that the connectivity revolution is not always about people continually paying more,  it can be about substituting payments for one service with another.  Consumers are paying for Mobiles calls and messages,  fixed calls, set-up fees, facility fees and rentals.  We are paying TV Licence fees, fees to Cable and Sky.  If the 'market' was fully functioning  we would see far greater levels of service substitution, as the 'market ' delivered better connectivity this would  permit users to fully replace legacy services.  However,  we are not working in a true market. Ofcoms current remit is to 'provide competitive access to a legacy asset in the form of the copper network',  so the industry is organised to re-sell BT's legacy services,  not challenge the basis on which these services are offered or defined.
 
The telecommunications industry has a fundamental role in delivering high speed data transport,  but that same connectivity is more than capable of replacing legacy revenue streams.  The change by nature is  very disruptive and has to be fostered. The Committee did not touch on how the this conflict was being managed or not managed as is the case.
 
You need to do a double take when executives say there is no pent-up demand, when the growth in internet traffic is 40% pa and most operators have implemented 'fair use' policy to contain  our usage during peak periods.  The news for the committee is not that users will not pay,  but our total communication bill is more than enough to pay for a high speed always on service.  How can they be no demand for better connectivity when petrol is over £1 a litre and  train fares are rising so regularly? Apple do not put a camera in the iPad because the networks do not offer adquate quality!  How exactly do we expect to deliver better care,  better education and cut costs?  In the old telecom world these would be complex business services .   No longer,  which is why the most progressive countries have policies to force the changes through as part of the infrastructure upgrade programme.
 
The proposed NGA investment in the final third is not just about upgrading rural infrastructure.  It is the means through which the existing complex telecommunications superstructure gets supplanted by a very simple high speed data transport service,  where most of the intelligence shifts from the network to residing in the attaching computing devices,  be it PC, laptop, handheld computer or set top box.  Yes,  the legacy service remains but used less and less.  This networking revolution has to be primed and the next generation fund sets the terms of reference changing interconnect, cost recovery and market definitions as the infrastructure is upgraded.
 
Maybe the next Committee may grasp that NGA is about the switch from a focus on telecommunications to creating world class connectivity.
 


08:15 GMT  |  Read comments(1)

06 October

Ukraine v England - stress testing Digital Britain
This Saturday will be an interesting one for Digital Britain.  Up to one million people will be paying between £4.99 and £11.99 to watch a football game live, or nearly live.  Paying that amount of money will cause expectations to rise regarding the quality of experience delivered. I just hope,  from a public order perspective, no pub owner has the bright idea of paying their £4.99 and pushing the internet delivered image on a large screen. 
 
Will British engineering capacity to manage disasters keep everything going ok, or will the shortcomings of our infrastructure become apparent?
 
The task at hand, is to deliver a TV experience to a million users over an infrastructure designed for web browsing.  There will be some interesting discussions taking place to make this run as smoothly as possible.  It is not a good moment to mention Net Neutrality.
 
I am assuming the 1million is limited by the content distribution agreement to carry one million data streams, that's 1 terrabit of data per second,  twice that of what LINX reports. This is apporximately 10 times the impact if iPlayer.  Thus this must be backed off by the peering relationships between the contention distribution partners (Akamai, level3, limelight) and the ISPs who gain nothing extra from carrying this broadcast traffic.  It must be really tempting for an ISP to state that they are running no special measures for this traffic unless they get a cut of the revenue.
 
Live will be live wth 30 seconds to 1 minute delay to give some headroom for buffering.  One million live streams a 1mbps each means each user buying the service is using 30 times the peak hour capacity that is allocated to them.  This is assuming the content distribution service is evenly distributed.  Will they disable Iplayer while this is on?  Forget P2P for the evening!
 
The engineers could do Digital Britain a favour and demonstrate the nature of our national data fabric and take no special measures.  There would be many people asking for their money back on Monday,  and the local pub might need some repair work.
 
The likelihood is that the ISP engineers will have a great few days,  working out a plan to deal with these data streams, taking judgements on what else needs to slow down or limit.  It will be treated as an emergency planning exercise and they will do a great job for which they will receive no thanks.  It would be more interesting if they were took their hands off and see what happens.  That might sort out a bit more investment for Digital Britain.


02:43 GMT  |  Read comments(7)

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