Powerline Networking For Video Surveillance Advocated By Comtrend

Author: Brian Rhodes, Published on Jun 08, 2018

Powerline networking, using existing electrical wiring, has been around for many years. Indeed, over the years, some video surveillance providers have offered it as an alternative to coax, category cable and wireless. However, it has never really taken off.

Now Comtrend, adopting a more recent powerline standard, is promoting powerline networking specifically for video surveillance use. Indeed, the company's PG-9172 Series offers a range of video-appealing features like PoE, multi-adapter networking, and even support for coax cameras:

But how does powerline work, and is Comtrend's product a good alternative to running network cables? We examine product claims and identify strengths and weaknesses inside.

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*** *** **** ********* ****, *** ** ********'* ******* * good *********** ** ******* ******* ******? ** ******* ******* ****** and ******** ********* *** ********** ******.

[***************]

Comtrend's ********** ********* ******

********* **** ******** ****-******* ********** ***** ********** *** ******** **********. Powerline ** ********* ******** *** *********** ************, ***** ********** ******** into ******** ***** ******* ** ******* *** *** ** ******* than ******* * ******** ******** ***** ** ***** ******* ************ to ***** *** ****** ******* ** ****:

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*******, *** ********** ************ *** ** ******* ******* *** ******. In *** ******** *****, ** ******* ********'* *******, *** ***** claims **** **** ******* ** * ********** ********** *******.

Powerline ******

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G.hn ********

********'* ******* ****** * *** ********* **************** ************* ******** ** many ********-***** ********, ** **** ******** ***** (****** **** **** two) *** *********** **** **** *****.

** *** ******, *** ********* ********* ****** *** ******:

  • ********: ******* ** ******* ****** ***** *** *** ****** **** Broadcom, ********, *****, *** ******** ******* ************* **** **** *** General ****** (*** *** '***** ****' ********** ******).
  • *.**: ******* ******** ******* *********** ************* ** ******* ********* **&*, *******, ******* *******, *** ********.

********'* *.** ******** ***** ** ******** ** **** **** ***** Powerline ****** **** ******** *.**, ******** *** ****** ****** ** adapters ** ************** **********, *** ******** ******** ******* ******* ** not ********** ** *** ********.

Comtrend ***** *****

*** ******* ****** ***** ***** ***** ** ******** ** *** PG-9172 ****** *** *** ********** *.** *********** ***** ********** ************:

*** ***** ********** **** ******** ************, *****, *** **** ********* or ********** *** **** ********** ************ ******** *** ****, *** claims *.** ***** ********* * ******** ***********.

Product ********

********** ** *** ******** *****, *** ******** **-**** ***** **** into **** * **** ****** *** ** ******** ****/******, *** are ******* ** *** ******** ********** *******. **** ******* ******** also *********.*** ***, ****-**** *** *** **** *****, *** **** ****** ******, or *** ******** ** ***** ********:

** ********, *** **-**** ******** ******* * *** ************* ****, uncommon ** **** ******** ******* ******** *** ******** ****** ********, IP *********, **** ************, *** ********* ****:

Comtrend *******

********'* *.** ******** *** ********* **** ******** ****** *********, *** typically ***** ** **** ******* $** - $** *** **** depending ** *** **** ******* *** **** *********. *** *******, Comtrend's **-**** **~$**, ***** *** *** ******* **~$**. ***** ***** ****, ** **** ********** **** **** ****.

******** ** ******* ****** **** ***** ** ******** ****** **** consumer-brand ********* ***********, **** **** ***** **** **** ******* **~$** ****, ** **** **-**** *** **~$** ****.

Potential ********** *** ********

***** *** ******* *********** ****** ******* ** *** **-*** ********** conductor ******* ***********. *********** ** ***** ***** ***** *** ********** drive ************ *** ******* ** ******** ********, *********:

  • ***** ******** ****: ** ***** *** ***, *** ***** **** ** ** locally ********* ********, *** ********* ** *** **** ***** *** best *******. ***** **** ********** ** *** *********** *** *********** use, ** ** *********** ** ********** ************ **** ***** *** power **** ******** ****** *** *********. *** **** ********** **** be ***** ****** ********* *** ** * ********** *******, *** simply ******* * *** ******** ***** ***** ***** **** **** mapping ********** ***** **** ************.
  • ** ***** **********: ******* *** ********** ** **** ********* ******** ****** ** installed ** *****-********* *****, ** *** ***** ********* ******* ***** airgap ** ************* ******* ****** ********** ** **********. ***** ********** is ****** ** ********** ************, **** ***** ****** ** ****/**** desks.
  • ***** ***** ****** ***********: *******, ****** ******* ** '***** *****', ** ****-****** ***** like ***** *****, *******, ********* *****, *** **** ********* ************* degrade ******** ****** **** *****, ********* ** ***** ******.

Common *****: **** *********

*** ***** ****** ********, **** ***** ********* *******, ** **** units *** ************* *****-******* *** ******* *,*** **** ******. ********** is ****** ******** ***** ** *** ********** ***** ******, *** bandwidth ********** ** ********* ******** *** ******* ************* *** *************.

*********'* **** ********** ** ******* ** *** ********, *** **** a ****** ******. ***** ********'* *,*** **** ***** ** *** the **** ** ********* *******, ** ** **** *** ***, yet ** ************'* ****** ******** ** *** ***** ******** ******* more **** ************ ** ** ***. ** ********, **** ******** grade **************** ***** **% - **% ** ***** ******* ******************* ********.

**** *** ****'* '*** ******** ******'****** *********** ****** **** ********** ** ***** * ******** ** **** amount:

***** **** *********** *** ********* ******** *** *** ** * dealbreaker ** * *********** *********** **** *** ** *** ******* or ****** *******, ** ***** ** * *********** ****** ** outages *** ********** ************ **** ********* *** ******** ******* **** always **** ** ** ********** *** ****** ******** *****.

Comtrend ******** ** **** *********

** ***** ******** *** **** ********* ******** ******* **** ********** bandwidth **********, ***** *** ***** *** *,*** **** ****** *******. They *********:

"*** *** **** ** ******** ** * *********** **** ** environment ** *** **** ***** **** *********. *** *********** ** each **** ** ********** ** *** **** *********, ********** ***** present ******* ***** *****, ****** ** ******* ******* ******, *** how **** ***** *** ******* ** *** *******.

******** **** *** *.** ** *** ************* ** *** **** measurement *****. *** ******* ******** ****** ****** ********** ** ******* the **** ** ***** ********* **** ** *** **** ********* environment."

** *******, ******** ** ****** **** ** * ********* ******* is *****, ********, *** **** ************ *** ****, *** ********* levels *** ******. *** ** **** *** ********* ********, **** is *** * ********* *** **** *** *** *********, ** actual *********** ** *****, ********* ***********.

Complicated ******* ********

******* ****** *** ****** ** ********** ** **** *********** ******* security, ************* ******, *** ******** *********** ** *** ***** ** a ********* *******. ***** ****** ***** ******* *** ******* **********, HTTPS, ** *****, ***** ******** **** *** ***** ** ********* networks *** **** ** ********** *******, ** **** *** **** possible.

Tough *** *** ********** *****

******** ** ********'* *********, ********* ** *** * ********** *********** to ******** ****** ** **** ***. *** ********* ***********, **** unreliably, *** ******* ******* ************** *** *** *********** ******* **** often *** **** ****** ****** ******* *****.

********'* *.** ******** *** ** ******** ** ******* *** *** a ******** ***, *** ********** **** ********** *********** *** ****** cost ** *************** *** ************** ****** ******* *** ****** ** many ************.

Comments (24)

**** ******** ** ** *******, *** **** ** **** * demo ** **** *** ** *** **** *** **** ***** year, ***** ** ****'*. **** **** *** ********* ** ********* networking ********, *** ** **** ***** ** *** **** ******* years **** **** **** *** ** ********.

**** *** **** *********** ****-*******, **** **** *********** **********/******* ******:

Aboundi UltraSpeed 200M UPS Enabled Quad NetBridge-(110 VAC Plug)

* ***** ******** *** ** *** **** *******.

*** ****** **** ****** *** ********* *********? * **** ****** found ** *********** *** **** ** * *******. * ***** debate ** *** ** **** ** ****** *** ********** ******** feedback. *** ******** **** *******?

* *** ** ** ******* * ******** ** ** ****** to ** *****. ******** *'** **** **** ** *** ******, now **** * ***** ** **.

** ***** ***, ***** *** ***** ** ****, *** ******** probably ***** *** * ***** ** *** **** *** **** wiring *** **** ****** *********, ** ******.***** ***/*, *** ********** *******. ** *** *** **** ****** other **** ********...**** *** * ***** ****** *** * **** house, ** * **** **** **.

** ***** ***, ***** ** **** *** *** *** *** rewired ** **** *****, ** ***** *****. ** ***** ** different **** * **** ******** ********** ** **. **'* ******** to ** *** **/*, ***** *'* **** ** ** ***, but **'* **** ******* ******** *** **** **** **** ****** to **** * ****** ******* *** *****. ** *** ** a *** **** ****** *** * ******'* *** **'* ** any ******** *****. * *****'* ******** **.

* **** ****** ****** ** *** **, *** ***** *** around ** **. * ** **** * ********* ***** ** could ** *****. ** * *** **** **** ******** *** not *** **** *****, * *** **** **** ** *** give **** * ***** ***.

****: $*** *** *** **** *** *******, $*** *** *** non *** *** **** ******, ** ******.** *** ** **** I **** ** ****** **** * ***** ***** ***, ****.

* **** * ********* ****** ** ******* **** ** *** internet **** **** *** *** * **** ** **** **** no *****. **** ******* *** ***** * ******* **** *** the ********** **** *** *** ****** **** ** **** **** feeds. ** *** ****** * *** **** *** ** *** test **** **** ** *** **** ** ** **** ******* and **** **** *****.

** *** ********* ** *** **** ** ******* ********* ****** to *** ******** **** *** ******** ****'* **** ** *** for *** **** ** *** *** *****. ** **** ******* out ***** **** **** **** ******* *** ***** ******* *******. I'm *** **** * ***** *** ** ** * ******** security *********** *** * ******. * ***** *** ***** ** to *** ******** (** ******** *******) *** ** * **** or **** ****'* ********* ** *** ***** ** ********** *****.

** *** ***** ** *** ******* ********* ******, ******** *** this *******. (* ***** **** ******* ** *** **** *****):

Comtrend ******** ** **** *********

** ***** ******** *** **** ********* ******** ******* **** ********** bandwidth **********, ***** *** ***** *** *,*** **** ****** *******. They *********:

"*** *** **** ** ******** ** * *********** **** ** environment ** *** **** ***** **** *********. *** *********** ** each **** ** ********** ** *** **** *********, ********** ***** present ******* ***** *****, ****** ** ******* ******* ******, *** how **** ***** *** ******* ** *** *******.

******** **** *** *.** ** *** ************* ** *** **** measurement *****. *** ******* ******** ****** ****** ********** ** ******* the **** ** ***** ********* **** ** *** **** ********* environment."

** *******, ******** ** ****** **** ** * ********* ******* is *****, ********, *** **** ************ *** ****, *** ********* levels *** ******. *** ** **** *** ********* ********, **** is *** * ********* *** **** *** *** *********, ** actual *********** ** *****, ********* ***********.

**'** ***** **** ***** *** ****** **** ******* ***** ****. Do *** *** ***** **** ** ** ** *** **** circuit *******? ** **** *** **** *****? ** **** *** the ******/******* **** *** **/**? ** ***/*******?

* ******* **** **** ** ** ** *** **** *****. Back ** *** ***** ****'* * **** ** ***** ** internet **** ** **** **** ******** ***** **** **********. ** I **** ** ***** ******* ***** ****** ****.

**** ******* ***** **** * *****. **** ** * *** times!

*’** ***** *** ********** ***** **** ********* ****** **** ******* in ** ***** **** ** **** ******* ** *** ********* blocks **************. ********* **’* * ******* ** ******* *** ** different ******

* **** **** ********* ******* *** *****

******* **** ** ***

**** ****** ************** ******* ** ******?

*******, * **. * ******** **** *** **** ****. * actually ******* ** *** *********. ********* * *** *****.

*******, ** *** **** **** ******** ** ****?

* ****** ****. * ***** *** ****, **** **** **** disappeared. **** ***** **** ***** *** ***** **** **** ****.

* **** * *** ** ****** ***** **** ******** ** my **** ***. *** ** ** *** ******* ** *** places ** *** ***** ***** ***** ***'* ******* ********* *********. I ***** **** *** ********** ** *****, ** ***** ****** it *** ******* ********** *** ** ********.

***** *** ********** ****** ** **** ** *** ***** *** not ** *** **** *****, * **** **** ******* **** some ** *** *************** **** **** **. ***** *** *** ******** **** * used ** ** **** ** *** **** *** **** *** owner ******** *** *** ******* ******** ** *** ******** **** AFCI **** ******** *** *** ******** **** *******.

**** ******* **** ***** **** ***** ** * ********? ** go ** *** ****** ** ******* *** ** **** & battery ****** ***** ******** ** *** ***** & ****** *****. All * *** ********* ****** ** **** ************ **** (***) fails ****** ***** *******

*********** ********. *'* ******* *** **** **** ** *** ******** electronics ********* *** ******* *** ******* **** *** **** **. But *************, ** *** *********** **** ****** **, *** *** wires ***** *****, ** ***** ** ****.. **** ****** **** no ** *****.

*** ****** **** ***** *** ****** *******? **** *********** *** hardly *** ********* ******* ** *****. *** ***** ***** ********* would **** **** ******** ** **** ****.

** **** ** *** ** **** **** *********** *** ***** intelligent & *** ******* ** *** ***** ******* *** ********* / ****** ******** ****** **** **** ** * **** ****** application **** ***** ** ******** *********. ********* *** ********* & not **** **** *********, ** **** ******* / *** ************ is *** ****** ** *****.

* ****** ** **** ***** **** ** **** ***** *****, get ** *********** ** ******* ******** ******** ** **** **** (Circuit ******* ***** *** ****), *** ********** ** * **** enclosure *** ** *** ****.

*** ****** **** ****?

** **** - * ***'* ***** **. ** **** ** you ** ******* * *********** *** **** ************ *** **** signal.

* ***** ** ** ** * * **** *******, ** EC ***** ****** * **** ****** ** *** **** *** the ******* ***** ******* * ***********., *** *'* *** ** electrician, ****** ******* ** **** ***** ***** ***** **.

***** ****** ***** ******* *** ******* **********, *****, ** *****, those ******** **** *** ***** ** ********* ******** *** **** be ********** *******, ** **** *** **** ********.

********.

********* ******** ********** ** **** ** “****** ***** *******” **. Which ** ** *** **** **** *** **** ******* ** it ***** **** ******* ** ***** *** ******.

*** ******* ***, * ****** **** ** ***** ******* ** a ****** **** ****** ******* ***** ** ******* *** *********** IP, ********** ** *** *********** ************ *****.

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