docsis 3.1 Archives

22 01, 2019

Broadband Tech Talk Friday

Mia Colabrese2021-08-16T08:18:25-04:00January 22nd, 2019|

Happy Friday Everyone. Today is January 18 and this is episode 44 of Get Your Tech On, our show on All Things DOCSIS. I'm Brady Volpe, Founder of The Volpe Firm and Nimble This. With us is, John Downey, the Ant Man of Cable. John is also CMTS Technical Leader at Cisco Systems, welcome John. Today’s topic is a show discussing a full range of technology topics. But first... <In the News> Netflix thinks ‘Fortnite’ is a bigger competitor than other streaming services [marketwatch.com] Netflix Loses 8% of

14 12, 2018

Demystifying OOB and R-PHY

Mia Colabrese2020-04-02T12:21:56-04:00December 14th, 2018|

Benefits and Limitations, Choose your R-PHY Wisely In this article we dive into Data-Over-Cable Service Interface Specifications (DOCSIS) remote PHY (R-PHY) testing challenges and how these can be overcome using out-of-band (OOB) channel communications. Test and Measurement Challenges with R-PHY Let’s understand the fundamental challenges with testing in an R-PHY world. Today’s radio frequency (RF) test equipment, such as sweep, return path monitoring, and leakage is based on analog signals. Figure 1 illustrates how typical headend / hub test equipment signals traditionally flow to or from an analog

3 10, 2018

R-PHY and Orchestration with ARRIS, CISCO and Brady Volpe

Mia Colabrese2021-08-15T18:56:57-04:00October 3rd, 2018|

Happy Friday Everyone. Today is September 28th and this is episode 42 of Get Your Tech On, our show on All Things DOCSIS. I'm Brady Volpe, Founder of The Volpe Firm and Nimble This. With us is, John Downey, the Van Dam of Cable. John is also CMTS Technical Leader at Cisco Systems, welcome John. Also with us is Tal Laufer who in her sleep orchestrates 1’s and 0’s into beautiful broadband magic, Tal is also Director, Product Manager Network Intelligence and Automation at ARRIS, welcome back Tal.

10 09, 2018

Optimizing the DOCSIS Upstream

Mia Colabrese2018-09-10T08:37:20-04:00September 10th, 2018|

Data-Over-Cable Service Interface Specifications (DOCSIS) version 3.1 offers a host of exciting possibilities and realities for cable operators. I have covered many of these topics in previous articles but the one thing that cannot be overlooked is the basics. It doesn’t matter how great these new technologies are if you do not pay attention to the foundation. It’s not any different than a house. If your foundation isn’t solid who cares if you have the best theater system in it. It can crumble under foot if the foundation

23 07, 2018

UpStream levels for DOCSIS 3.0, DOCSIS 3.1

Mia Colabrese2021-08-16T09:49:26-04:00July 23rd, 2018|

UpStream levels for DOCSIS 3.0, DOCSIS 3.1, Attenuations at Higher Frequencies, especially 204 MHz, FDX and how RPDs come into play Happy Friday Everyone. Today is July 20th and this is episode 41 of Get Your Tech On, our show on All Things DOCSIS. I'm Brady Volpe, Founder of The Volpe Firm and Nimble This. With us is, John Downey, whose motto is - “Let’s Pump You Up”. John is also CMTS Technical Leader at Cisco Systems, welcome John. Today’s topic is Upstream levels for DOCSIS 3.0, DOCSIS

3 07, 2018

ANGACOM | FDX, R-PHY and Big Data

Mia Colabrese2021-08-16T09:56:37-04:00July 3rd, 2018|

ANGACOM - FDX, R-PHY and Big Data Happy Friday Everyone. Today is June 22th and this is episode 40 of Get Your Tech On, our show on All Things DOCSIS. I'm Brady Volpe, Founder of The Volpe Firm and Nimble This. With us is, John Downey, whose motto is - “Let’s Pump You Up”. John is also CMTS Technical Leader at Cisco Systems, welcome John. And Mia Colabrese who has spent her entire adult life in cable. Welcome Mia. Today’s topic is ANGACOM. Slide Show ANGACOM Highlights: DOCSIS

1 06, 2018

It’s All About FEC

Mia Colabrese2018-06-01T08:21:05-04:00June 1st, 2018|

We have all heard the stories of how well DOCSIS 3.1 is working. Perhaps your system has been involved in one of these stories too. One thing is true, DOCSIS 3.1 is working really well — even better than we had anticipated. Here is why DOCSIS 3.1 is working really well — it is all about forward error correction (FEC). [For the purpose of this article we will only discuss error correction in the downstream] Reed Solomon forward error correction (RS-FEC) has been used in all previous generations

20 05, 2018

10 GiG Over Coax

Mia Colabrese2021-08-16T10:01:24-04:00May 20th, 2018|

10 GiG Over Coax Happy Friday Everyone. Today is May 18th and this is episode 39 of Get Your Tech On, our show on All Things DOCSIS. I'm Brady Volpe, Founder of The Volpe Firm and Nimble This. With us is, John Downey, “The American Van Damm of Cable”. John is also CMTS Technical Leader at Cisco Systems, welcome John. And Daniel Etman Owner and Innovator of Enrest in Belgium - although he would be wearing Orange if his Dutch team had made it to the World Cup.

17 05, 2018

MAC-PHY! When to MAC-PHY vs R-PHY

Mia Colabrese2021-08-16T10:06:37-04:00May 17th, 2018|

MAC-PHY! When to MAC-PHY vs R-PHY Happy Friday Everyone. Today is May 11th and this is episode 38 of Get Your Tech On, our show on All Things DOCSIS. I'm Brady Volpe, Founder of The Volpe Firm and Nimble This a technology fan in cable. With us is, John Downey, “the prognosticator”. John is also CMTS Technical Leader at Cisco Systems, welcome John. And Jeff Finkelstein Executive Director of Advanced Technology at Cox Communication. Today’s topic is MAC-PHY. CableLabs has had a spec on remote Mac-PHY since 2015

27 03, 2018

Spectrum Analysis Everywhere

Mia Colabrese2021-08-16T10:11:58-04:00March 27th, 2018|

Spectrum Analysis Everywhere Happy Friday Everyone. March 23th and this is episode 37 of Get Your Tech On, our show on All Things DOCSIS. I'm Brady Volpe, Founder of The Volpe Firm and Nimble This, a technology fan in cable. With us is, John Downey, “the man who built his new homes foundation with ubr8's and 10k’s instead of concrete blocks”. John is also CMTS Technical Leader at Cisco Systems, welcome John. Also with us is Larry Wolcott “the man who tamed the wild west of PNM” and