Fast vs. Gigabit Ethernet for Surveillance

Author: Ethan Ace, Published on Mar 13, 2012

This guide is intended to help users decide when to use 100 Mbps Fast Ethernet vs 1 Gbps Ethernet in surveillance deployements. It covers:

Ethernet Basics

  • *** ****** ** ********, **** **. *******
  • ***** **** ******** *******
  • **** ***********
  • **** ** *** **** ********
  • **** ** *** ******* ********
  • ** ******* ********
  • *** ****** ** ******** ** ************

********, ** *** ******* ** **** ********, ******** ** *** separate *********:

  • **** ********:**** ********** *** **** ******** **** ********, ******* ** *** **** speeds. ** ** **** ******** ******** ** ****** ** "********" or "**/***", ****** **** *** *********** *********, ***** ***** **** to *** *****, ******** ** **** ********, ** ****. **** Ethernet ** *** ***** ** **** ********, ************ *** *********, and ** ***** ** *** ******** ** ********, ***, *** surveillance ********* ** *** ****** *****.
  • ******* ********:******* ******** (***)** ******* ** *** *** ***** ** **** ********, ** to **** ****, ** * ****. ** *** ************ **** used *** ******-**-****** *********** ******* ******* *******, ** ********** ******* to *** *******, *** ** *** ****** ****** ** ******* in ***** *********. ** *** **** ******* *** ** ********** desktop *** ** **** ************, ****** ******* ***** ********** ****** are *********** *** **** *****.

***** *** ***** ******** ******* ** ******** ********* ********* *** copper *** ***** ********. ***** ********* ***** ********* ****** ** careful, *******, ** ***** ** **** **** ********* ** ***** standards, ***** ****** ** ********, ********, *** ***** ****.

Power **** ********

***** **** ******** ** ********* ** **** **** *** ******* Ethernet. ******** ********** ** *** *** *** *** ********* **** incompatible, *** *****, ***-******* ******* ******** *** *********. ***** *** largely *********** ** ************, ** **** ********* **** *** ******* gigabit ****** *** ** ** ******** **** ******* ***********. ******* PoE ** **** ***** **** *** ******** *********, ** ****** are ***** ****** **** *** ****.

Cost ***********

****** **** **** ******** ** ******* ** * ******** **** increase. *** *******, *-**** ***** *** ****** ********, **** ***, compare ** *******:

$*** ****** *** ***** **** ** * ****** ** *** a *********** ********, *** ******-********* ***** ****** ** ***** ***** GbE **** **** *********.

When ** *** **** ********

**** ******** (*** **/***) ** **** *** *********** ** ***** devices, **** ** *******, ********, *** */* *******. ****** ** these ******* ******* ******* ******. *******, ******* ******** ******* **/***/**** Mbps ****-******* *****, ******* **** *** ****** **** **** ********* down ** *** **** ****** ** * **** ******** ****** is *********. ******* ***** ********* ** ********** ** *** **** few *****, ****** ******* *** ****** *** ***** ****** ** warrant *** *** ** ******* ******** *** *** **** ** the *******.

When ** *** ******* ********

****** *** *** ** ********** ******* ****** *** ****** ** unnecessary, ******* ******** **** **** ***** *** **** ** ************ systems:

  • ********** ********: **** ********** ******** ** **** *****, ******* ** *** same ****, ** ******* ******** ****** *******, ******* ****** *** often *********, ** *** ********. *** *******, ****** * ****** handling ****** * **** *******, * ***** ** ** ****, is ** ** ********* ** ******* ****** ** *** **** end. **** ***** ******** ********** ** ****** **** * **** Ethernet **** ** ****** ** *******, ********* * ******* ****** instead.
  • ********** *******: **** ********** ******* ** * ************ *******, ******* ****** may ** ********. ******* ** *** ***** ****** *******, * 10/100 **** *** ** ****** ** ****** ********** ******** ** a ******. **** ** **** ****** ** ****** *******, ** small ******* *** ** **** ***** **** ********'* ****** *********.
  • ******* ********: **** ***** *******-***** *******, ******* ******** ****** ** ****. In **********-***** *******, **** ********** ******* ** *** *********, ******* networks *** ********* *********, ***** * ********* *******. ** ***** levels, ****** ** ***** **-** *******, **** ******** ****** ****** manage *** ********** ******** ******* ****** *** ***. **** ** small ******* ***** *** *******, *** ********* ******** ** ****** streaming, *** ** **** ******* *******, *** *********** ********** ******** video *** ** **** **** * *** **** **** *** sustain.

10 ******* ******** (*****)

*** **** ****** *** *** ***** ** ************ ** *** storage *************, ** ***** ***** ********** ** ****** **** * gigabit ******* *** *******. ****** ****, *** ***** ********* *** cost *** ********. *** *** **** ****,** ******* ********** **** ** **** ****** ************* *** ** ******** *******, where **** ******* ** ******* *** ***** ******. ***** *** a ******* ******** ** *** ** *** *, ********* *** 6A *** **** **** ********. ** ********* ***** ** *** run ** ** ****, *** ** ** **** ** **********.

Future ******** *****

** ****** **** **** ******** **** ****** ******** ** ******* for ***** ** ****. **** **** *****'* *******-********** ******* ****-********* by **** ********, ** **** **** ******** ********* ** ********** at **** ***** ***** ** **** ******* *********. ************, ** expect *********** **** ******** ** *******, ********* *** ****** ** resolution *********, ** ***** ********. *** ***** *******, *** **** most ****** ****** ********* ** ******** *** ******* ***********, ******* of ******** ***.

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