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Comcast's Elad Nafshi on network scale, DAA, 10G, PON and what's next for FDX

Elad Nafshi, Comcast's EVP and chief network officer, joined Light Reading's Jeff Baumgartner at Cable Next-Gen 2023 to expand on multiple facets of the operator's network evolution.

Harmonic bags Charter for virtual CMTS

Charter has tapped Harmonic as a 'strategic technology partner' for a virtual cable modem termination system rollout. Comcast, Vodafone and GCI are among other top ops to go with Harmonic's 'CableOS' platform.

Charter the likely target of Vecima's new 10G deal

Vecima announced it will supply a tier 1 US operator with remote PHY nodes for an HFC network upgrade. Vecima didn't name the operator, but all clues lead to Charter Communications.

Cable Next-Gen 2023 recap: Operators choose their own adventure

Omdia's Jaimie Lenderman joins Light Reading's Mike Dano and Jeff Baumgartner to discuss the big themes at the Cable Next-Gen event, including network optionality and the rising role of PON and wireless.

In cable, the FDX vs. ESD debate continues

Comcast appears squarely in the FDX camp, while Charter Communications has voiced support for ESD. Cox thinks there is room for both iterations of DOCSIS technology.

With 83,000 DAA nodes deployed, Comcast's 10G network upgrade remains on track

According to a top company executive, Comcast has so far deployed 83,000 new nodes into its network – that represents an improvement from the 50,000 the company counted last fall.

Omdia's Julie Kunstler: PON growth isn't slowing down anytime soon

Omdia's chief analyst for broadband access discusses where passive optical network (PON) technology is going next and how service providers are succeeding with new offers like multi-gig fiber-to-the-home broadband.

Cable's dance with DAA, PON, wireless, DOCSIS 4.0… and more

Heavy Reading's Alan Breznick and Light Reading's Jeff Baumgartner preview the hot topics for next week's Cable Next-Gen Technologies & Strategies event in the Mile High City.

FWA is 'wireless substitution' and DOCSIS 'not done at 4.0' – Charter CEO

Fixed wireless is 'chipping away at the lower end of the market' but will never stack up to cable's wireline capabilities, Charter CEO Chris Winfrey said. He also hinted at life after DOCSIS 4.0.

Comcast gearing up for BEAD, other government broadband subsidy programs

After sitting on the sideline for RDOF, Comcast 'will be a participant' in BEAD and other rural broadband programs, but the bar for participation will be high, says Comcast President Mike Cavanagh.

Comcast tests new way to deploy targeted FTTP

Tapping into its distributed and virtualized access architecture, Comcast is plugging remote OLTs into optical nodes to support a targeted fiber-to-the-premises trial in Denver.

Comcast gets its mitts on 'missing piece' of its DOCSIS 4.0 network

Comcast is set to run tests on a CommScope-made prototype FDX amplifier, a critical ingredient in Comcast's plan to deploy DOCSIS 4.0 and deliver symmetrical, multi-gigabit services across its HFC network.

Mediacom kicks off its 10G push

Starting in West Des Moines, Iowa, Mediacom has begun to upgrade its network to support faster and symmetrical speeds, lower latency and better reliability.

Comcast speeds HFC upgrades, puts 'Storm-Ready' Wi-Fi, low-latency features on deck

Comcast says foundational pieces for DOCSIS 4.0 will soon be live across 10 million homes. It also hinted at the launch of gateways with cellular and battery backup and the debut of low-latency enhancements.

Teleste ready to go big in North American cable

After securing a foothold in the region with a 'major' US MSO last year, Teleste is investing more in North America as operators start to plow ahead with DAA, 1.8GHz and DOCSIS 4.0 upgrades.

Comcast drove 48% of Harmonic's revenue in Q4

The acceleration of revenues from Comcast comes as the operator preps its HFC network for DOCSIS 4.0. But analysts view Charter as the 'real prize' Harmonic has yet to capture.

Upstream demand driven by 'marketing,' not true usage, Charter CEO says

Chris Winfrey's comments arrive as Charter prepares to upgrade its HFC networks, but shifts the broader narrative toward wireline/wireless service convergence.

Cable broadband fighting investors' perceptions – analyst

There is 'a broad perception among investors ... that Comcast and Charter and the rest of their cable peers are playing catch-up,' MoffettNathanson finds in a report that comes out bullish on DOCSIS 4.0.

The Notebook Dump: We're freezing up in here

The Light Reading editors cap off 2022 with a summary of broadband funding challenges, cable network upgrades, the search for "cool" at CES and some highlights from the Ignite '22 conference.

A peek inside Comcast's new network

Comcast is rolling out multi-gig downstream services today, setting the stage for symmetrical multi-gig in late 2023. Here's a glance at the virtualized/distributed platform it's using to make it go.

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