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NBN prefers greater use of FTTN, wireless to 3rd satellite

7 May 2014

NBN Co must almost double its fixed-wireless infrastructure footprint, extend its FTTN network further into regions, buy more wireless spectrum, tighten satellite capacity controls and share more infrastructure with mobile operators.

And while those measures could increase the cost of the company’s ex-wireline footprint up by as much as A$1.2 billion, the extra cost was anticipated in last year’s December 2013 review and is considered necessary to catch up with fixed wireless and satellite demand almost 200% greater than forecast.

Those are some of the headline recommendations from the keenly awaited Strategic Review of NBN Co’s fixed and satellite wireless operations, just released in Sydney by NBN Co CEO Bill Morrow, parliamentary secretary to the comms minister Paul Fletcher, and a number of senior NBN Co execs.

Prepared by NBN Co itself and the Boston Consulting Group, the wireless and satellite review delves deeper into some of the regional-specific problems highlighted by the main strategic review of the NBN as a whole, released last December. As communications minister Malcolm Turnbull flagged a month ago at the CommsDay Summit in Sydney, the review found that demand outside the fixed footprint had originally been underestimated by up to three times, with some 620,000 premises looking for a satellite or fixed wireless connection by 2021 – against original estimates of 230,000. It laid out four scenarios to address this issue.

The first and second would still see NBN Co launch two satellites as per its earlier corporate plans, with the first one simply requiring enough fixed wireless base stations to make up the coverage shortfall and the second also pushing fixed wireline FTTN further out into some distribution areas – a contingency, again, suggested previously by Turnbull. The third scenario would see NBN Co construct and launch a third satellite by the end of calendar 2020, while the fourth is similar but would have NBN Co entering a partnership to lease required capacity on a third satellite, rather than building it itself.

The second scenario, which would ramp up cumulative capex FY11-21 from the original forecast of A$3.5 billion to A$4.5-4.7 billion – much of the increase in the next few years – was the report’s favoured recommendation. Under this plan, cumulative operating cash flows to FY21 would be A$5.2 billion in the red with revenue and opex also factored in, A$1.2 billion dearer than previous corporate plan forecasts. (The scenario involving construction of a third satellite is the most expensive option, at a projected A$4.8-4.9 billion capex and operating cash outflows of A$5.3-5.4 billion).

Morrow was, however, at pains to emphasise that the increase would fall within the total peak funding of A$41 billion outlined in the December 2013 strategic review as the cost of a preferred ‘multi-technology model’ to replace the original design of the NBN under Labor, with no need to source additional taxpayer funding.

In addition, the review suggested that “given the complexities and uncertainties NBN Co should continue to include a 20% contingency which would be in addition to the capex values referred to here.”

FIXED WIRELESS: Scenario 2 would see NBN Co increase its number of fixed wireless base stations from 1,400 to 2,700 to serve 85% more premises. While Ericsson has the contract to build out the fixed network under the current plan, it’s not yet clear how NBN Co would assign the contract for the additional towers; COO Greg Adcock would only say that it would depend on whether the company’s board accepted the review’s recommendations.

“We need to await the release of the next NBN Co Corporate Plan to see what implementation actions NBN Co. will pursue,” commented Ericsson Australia CEO Hakan Eriksson. “Ericsson is in a good position to deliver on the recommendations, we have the expertise and the ability and we are ready to work with NBN Co to bring high speed broadband to Australians.

The document also noted that NBN Co currently lacked fixed wireless spectrum rights in urban fringe areas, accounting for a coverage shortfall of some 80,000 premises – again flagged earlier by Turnbull. While the review urged NBN Co to secure those assets, the current provision for extra spectrum in those areas was redacted, although the review noted that to serve them with FTTX instead would cost “in the hundreds of millions of dollars.” The review also noted that the fixed wireless program was currently behind targets set in the 2012-15 NBN Co corporate plan, with “significant risk of not meeting end of FY14 activation targets.”

There was also a recommendation that NBN “explore closer cooperation with mobile operators to maximise the opportunities to share towers” – an idea that Morrow’s previous firm Vodafone, for one, has also been pushing hard of late. While the mobile industry has already been exploring some co-location options with NBN Co, Morrow told CommsDay that “the idea now is that we’re taking a much more holistic approach to this; so for all 2,700 sites we will have the GPS coordinates, we will work very closely with all of the operators that are interested to see if they have a need to share that tower [to] expand their coverage, or if they already have a tower in place where we can leverage cost sharing, minimising the towers that we put up in communities... and of course the speed of the rollout itself can be enhanced, from that perspective.”

“Infrastructure sharing makes sense as it reduces cost to the taxpayer and, importantly, provide additional revenue streams for NBN,” commented Vodafone CTO Benoit Hanssen. “This is a win for NBN, the taxpayer and regional consumers. We look forward to working with NBN engineers to determine how the fixed wireless rollout can complement the great need for improved mobile coverage.

SATELLITE SUGGESTIONS, FTTN PUSHOUT: All of the mooted scenarios dispensed with the idea of sale-and-leaseback arrangements for NBN Co’s long-term satellite solution, an idea that had been kicked around until recently by both NBN Co and the industry. And across each scenario, the review suggested a much more robust product construct sand fair use controls for the LSS, given that the interim solution originally lacked “sufficiently proactive” fair use policies to stop data usage spiralling and services degrading, with attendant capacity headaches. The review also advocated that the commencement date for the LSS be pushed to early 2016.

Meanwhile, expanding on Turnbull’s earlier commentary around the use of FTTN to take some of the load off satellite and wireless services, Scenario 2 would see the FTTN network extended to serve up to 25,000 premises currently set for a fixed wireless or satellite connection. That would constitute some 3% of the total premises originally outside the wireline footprint, potentially with microwave backhaul used for remote FTTN deployments.

NBN Co’s board and its stakeholder ministers, Turnbull and finance minister Matthias Cormann, will now consider the advice in the review, in conjunction with the broader December review; both will help to inform NBN Co’s next corporate plan, due later this year. As of last week, NBN Co’s fixed-wireless network covered just under 81,000 premises, with 12,859 of those actually connected; 43,652 premises were using the interim satellite service.

Petroc Wilton, Commsday