Advanced Troubleshooting Archives

28 12, 2021

House amps, Cable Modems with filter issues

Mia Colabrese2022-03-14T13:42:30-04:00December 28th, 2021|

In this episode Brady Volpe of Nimble This and The Volpe Firm, and John Downey (of Cisco) elaborate on how to use PNM tools to identify house amps, Cable Modems with filter issues, etc. So houses can be identified with incompatible filters for intended UpStream spectrum deployments. Want to know what might be interesting and useful to you? Join in on the discussion and ask questions in the chat for another power hour of cable and the discussion on all things DOCSIS and beyond. Give us a thumbs

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

15 03, 2017

Future Field Operations Technologies Cable

Mia Colabrese2021-08-16T17:11:07-04:00March 15th, 2017|

Future Field Operations Technologies Cable What’s Coming in Field and Operations Technology with Comcast and Cisco Episode 26 of our show on All Things DOCSIS. Hosted by Brady Volpe, Founder of The Volpe Firm and Nimble This. Today we have a fantastic episode for you on Future Field Operations Technologies but first let me introduce our panelists for todays show: With us we have the John Downey, CMTS Technical Leader at Cisco Systems. Larry Wolcott, Comcast Fellow in Operations Technology. Finally, a man who needs little introduction, the esteemed

1 02, 2017

DOCSIS CMTS Suggestions, Best Practices and Recommendations

Mia Colabrese2021-08-16T17:18:15-04:00February 1st, 2017|

DOCSIS CMTS Suggestions, Best Practices and Recommendations Episode 25 Today is Friday January 27th and this is episode 25 of Get You Tech On - the cable industry’s #1 DOCSIS podcast. I'm Brady Volpe, Founder of The Volpe Firm and Nimble This. With us is the a man who is world famous in certain parts of the country, John Downey, CMTS Technical Leader at Cisco Systems, welcome John thanks for coming back again. Today’s episode is a good one. I’ve accumulated a backlog of questions on DOCSIS CMTS optimization we

12 09, 2016

Proactive Network Maintenance (PNM) with Larry Wolcott, Leader at Comcast’s Next Gen Technology Group

Mia Colabrese2021-08-16T19:52:13-04:00September 12th, 2016|

Proactive Network Maintenance (PNM) with Larry Wolcott, Leader at Comcast’s Next Gen Operations Technology Group Episode 23 Hosted by Brady Volpe of the Volpe Firm, this podcast will focus on Proactive Network Maintenance (PNM) and the next generation in technology in 2016 and a peak of what is to come in 2017. Guest John Downey, CMTS Technical Leader at Cisco Systems. Special Guest Larry Wolcott, Leader at Comcast’s Next Gen Operations Technology Group. Proactive Network Maintenance (PNM) Transcription So in our show today we going to have a lot of discussions around proactive

8 08, 2016

Top Reasons Cable Modems are not Getting Expected Speed and CMTS Monitoring

Mia Colabrese2021-08-16T20:05:30-04:00August 8th, 2016|

Cable Modems not Getting Speed - Top Reasons Cable Modems are not Getting Expected Speed and CMTS Monitoring Episode 22 Hosted by Brady Volpe of the Volpe Firm, Nimble This and Guest John Downey, CMTS Technical Leader at Cisco Systems. Today’s show we will cover cable modems not getting speed and monitoring your CMTS for proper Cable Modem State and Service Flow Operation. At the bottom John has supplied us with his presentation if you would like to listen along with viewing the slides. There were some technically issues

13 04, 2015

DOCSIS Internet Security – internet security and recommended best practices Episode 11

Mia Colabrese2021-08-17T09:01:26-04:00April 13th, 2015|

DOCSIS Internet Security Episode 11 Brady Volpe was joined by John Downey, Dan Hegglin and Brian Wilson discussing the challenges cable operators face with DOCSIS internet security and recommended best practices they can follow to secure their networks from DDoS, DoS, DNS, High Value Targets and many more. More about Dan Hegglin of Cisco and Brain Wilson of Alcatel-Lucent Brian has been in the IT Security & Cable industry for just at 20 years. He started his career in the US Army in the Signal Corps and has worked since with many

26 01, 2015

Full Band Capture a Spectrum Analyzer in DOCSIS Cable Modem Episode 9

Mia Colabrese2021-08-17T09:11:29-04:00January 26th, 2015|

DOCSIS 3.0 Full Band Capture and So Much More Episode 9 Hosted by Brady Volpe of the Volpe Firm and Nimble This with guest John Downey of Cisco. Brady and John cover the benefits of the latest technology available (full band capture) in DOCSIS 3.0 cable modems such as: Full band capture offering spectrum analyzer functionality in every subscriber home with DOCSIS 3.0 modem Extended transmit power allowing cable modems higher transmit power when in bonded modem with the new CableLabs ECR Built-in FTP transfer allowing local speedtest functionality PNM

22 12, 2014

DOCSIS Load Balancing Continued Episode 8

Mia Colabrese2021-08-17T09:20:34-04:00December 22nd, 2014|

DOCSIS Load Balancing Continued, DOCSIS 3.1 and other questions answered Episode 8 Hosted by Brady Volpe of the Volpe Firm and Nimble This with guest John Downey of Cisco. Brady and John cover what DOCSIS load balancing is all about, best practices for load balancing, and common challenges faced with DOCSIS load balancing. The guys also go over some Q&A from the audience and write-in questions from viewers. If you have questions about an episode or have a suggestion for a new topic write in on comments. We do

3 11, 2014

Load Balancing DOCSIS 3.1

Mia Colabrese2021-08-17T09:27:23-04:00November 3rd, 2014|

Load Balancing, DOCSIS 3.1 and Power Calculations Episode 7 Hosted by Brady Volpe of the Volpe Firm and Nimble This with guest John Downey of Cisco. Discussion Highlights included DOCSIS 3.1, Load Balancing, Proactive Network Maintenance - PNM and Power Calculations. We do our best to bring our audience great technical content every month. You can watch us live on the air or catch our recorded episodes on YouTube. Or download our audio only version with your favorite podcatcher. If you have enjoyed this episode, please do hit the subscribe button so that