The Business of Broadband

YOU ARE HERE:: Home / Newsroom / The Business of Broadband

Marsha Hemmerich

YOU ARE HERE:: Home / Marsha Hemmerich

About Marsha Hemmerich

Marsha brings thirteen years of experience in the broadband industry as a Marketing Specialist and Technical Writer.

SCTE's Steve Harris on DOCSIS PNM Training

By Marsha Hemmerich | April 20th, 2015 |Categories: Ask an Expert, Blog

DOCSIS Proactive Network Maintenance (PNM) allows cable operators to leverage existing technology to troubleshoot and maintain their network more efficiently. Steve Harris, Senior Director of Advanced Network Technologies, Education and [...]

Leveraging Your CMTS for Upstream Spectrum Analysis

By Marsha Hemmerich | February 10th, 2015 |Categories: Hot Topics, Technology

 

The major problems that operators are having with the upstream path have to do primarily with ingress and noise. Aggravating the troubleshooting process is that often the interfering ingress problems are intermittent.  Just as a tech gets close [...]

Buddy Bertram on Ingress and Return Path Analysis

By Marsha Hemmerich | February 5th, 2015 |Categories: Ask an Expert

 

One of the big questions being asked by providers is how do I handle ingress encountered in the reverse path? To their exasperation, many are finding that there’s not an easy solution to this question. Different types of spectrum analyzers [...]

Finding Hidden Impairments with Proactive Network Maintenance Tools

By Marsha Hemmerich | October 22nd, 2014 |Categories: Hot Topics, Technology

 

Locating impairments getting spooky? Who you gonna call? 

Plant impairments come in all shapes and sizes. Gremlins chew on your cables, monsters loosen your fittings and ghosts haunt your field techs. Take Marty Carollo, Network Manager of [...]

DOCSIS Proactive Network Maintenance Interview and Whitepaper

By Marsha Hemmerich | September 19th, 2014 |Categories: Ask an Expert, PNM, proactive network maintenance, correlation groups, ask a broadband expert, DOCSIS pre-equalization, PreEqualization Analyzer, technical paper

Proactive network maintenance (PNM) and DOCSIS pre-equalization are terms that cable operators will be hearing more and more. CableLabs-developed PNM technology gives operators a front row seat to using DOCSIS pre-equalization as one of the [...]

TruVizion's Post-Install Report in Action

By Marsha Hemmerich | August 28th, 2014 |Categories: TruVizion, Videos

You got a new customer. That's always a good thing. Then you get that dreaded phone call a day or two later, or maybe it's a week or two later, saying "My Internet just isn't working right." TruVizion's Post-Install report lets you see how things [...]

Ask a Broadband Expert - DDoS Attacks

By Marsha Hemmerich | June 25th, 2014 |Categories: Ask an Expert, DDoS Attacks, ask a broadband expert, Distributed Denial of Service Attacks

Help I’m Under Attack! Unfortunately that plea is becoming more and more common these days. Here’s why, and some ways that the ISP community can help. All networks receive packets from other networks. Normally a packet will contain the IP address

Ask a Broadband Expert - DOCSIS Pre-Equalization

By Marsha Hemmerich | January 30th, 2014 |Categories: Ask an Expert, DOCSIS, ask a broadband expert, interview, pre-equalization

DOCSIS pre-equalization is a subject that every cable provider should know more about. With a simple line of code on the CMTS, you can achieve an immediate and significant improvement in your upstream signal levels.

Ask a Broadband Expert - Customer Support

By Marsha Hemmerich | December 17th, 2013 |Categories: Ask an Expert, ask a broadband expert, interview, network virtualization

A veteran of technical support and customer service, Jason Young has been with ZCorum since 1999 and serves as Vice President of Support Services. In that role he manages ZCorum’s call centers, including a staff that supports data, voice and [...]

Ask a Broadband Expert - Rural Broadband Survival

By Marsha Hemmerich | October 3rd, 2013 |Categories: Ask an Expert, ask a broadband expert, interview, network virtualization

Nearly sixty-five percent of very rural residents who live outside of metropolitan areas, only have basic wired internet service and no access to the faster broadband that's needed in today's fast paced internet world. Overall, the country is [...]