IP Network Hardware for Surveillance Guide

Author: Brian Rhodes, Published on Jan 15, 2015

Video surveillance systems depend on running over IP networking equipment.

In this guide, we explain the key pieces of equipment and features, explaining where and why they are typically used. The topics covered include:

  • Fast / Gigabit / 10 Gigabit Ethernet
  • Ethernet Switches
  • PoE vs non-PoE Switches
  • Managed vs. Unmanaged Switches
  • Switches vs Hubs
  • Routers
  • Default Gateways
  • Media Converters - Fiber and Coax
  • Ethernet Network Distance
  • Ethernet over UTP Extenders
  • Network Interface Cards
  • Multiple NICs
  • Customer Premise Equipment

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

** **** *****, ** ******* *** *** ****** ** ********* and ********, ********** ***** *** *** **** *** ********* ****.*** ****** ******* *******:

  • **** / ******* / ** ******* ********
  • ******** ********
  • *** ** ***-*** ********
  • ******* **. ********* ********
  • ******** ** ****
  • *******
  • ******* ********
  • ***** ********** - ***** *** ****
  • ******** ******* ********
  • ******** **** *** *********
  • ******* ********* *****
  • ******** ****
  • ******** ******* *********

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

Network ******

*** **** ******** ** ******* **** ** ***** *** ****** 100 **/* (**** ********) ** **** **/* (******* ********/***). ***** ratings ******** ********** ********, *.*., *** **** **** **** **** may ******. ***** ********, **** ** ** ** ** ******* Ethernet, *** ********* ****** ********* *** **** ** ************.

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

**** ******** (*** **/***) ** **** *** *********** ** ***** devices, **** ** *******, ********, *** */* *******. ****** ** these ******* ******* ******* ******. ******* *****-********* *** ** ******* becoming ****** (**** **** ********* ******* *****), ****** ******* *** typically ** **/* *** *****, ****** *** ***** ****** ** warrant *** *** ** ******* ******** *** *** **** ** the *******.

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

** ********, *** ******* *** ***** ** ****** *** **** data *** ****** **** **** ******** *******. *** ******* *** generally ********** **** ********* (**-**%) **** ***** ********** **** ******** counterparts. ** ************, *** ** ********* **** ** ******* ******** together, ** **** ******** ** ********* *** **** ****** *** these *********. ************, ** *** ** **** ** ******* ******* to ******* ******* (***/***).

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

** *** ** ******** ** ************. ** ** ********* **** in **** ****** ************ ********** ***** ********** ** ******** *** servers ***** ******* **** ********** **** **** **/* ***** *** provide. *** **** ****** *********** *** ** *** ** ************ is ** ********** ***** ********** ** ******* ** * ******* network (***), ********* **** **** ** **** ***** *******, **** as ******** ************.

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

***** ****** ********** ******** ** *** ** ***** ******* **** be **** **** *** ******** *******, ** ***** ******* ********* and *** ****** ****** ****** ****** * ******* ** ********* as ********. *********, ***** **-**% ** ***** ***** *** ** expected *** ****** **********, ******* **-** **/* ** * **** Ethernet ****, ***-*** ** ***, ***.

Ethernet ********

*** ****** ** * ******* ********** ****** ** ** ************ networks. *** ******* ******** ** * ****** ** ** ******* distribution *** **** ****** * *******, **** * ******* **** in * ************ ****** ** ********** ******* ** ********* *** recorders ** ******* *******.

**** ********** *** ********* ******** *** ******, ******* ******* ** size **** * ** * *****, ** ** ***** ** even **** ** * ****** ***. ** *** ****-*** ********** scale, ******** ******** *** ** ****** ******** **** * ****** logical **** *********** ********* ** ********* ** *****.

**** ******** ****** *** ** ********* **** *** ** **** GbE *****, ***** *** ************ ************ ** ****** *** ********** multiple ******** ******** ******* ** * ******* ********* ******. *************, a ****** *** **** ******** **** *****/+ ************** *** ********** *** ****** ** ***** ***** ****** ** another **** ********* ******* ******.

PoE ** ***-*** ********

*************,**** ** ****** *********** *** *** ********. ***** *** ******** ******** **** **** ***** ** ******* connected ** ****. *** *** ****** *** *** ******** ** how **** ***** ***** **** ******* (**** ** *** ******* enough ** *** ***** *** ******** ** *******) *** *** many ***** *** *** *******. *** ****, *** ****** ***** *** ** ***** ************.

Managed **. ********* ********

******** *** ** ****** ******* (******** ***** ** ******* *** change ********) ** ********* (**** *** ****, **** ** ************* possible).

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

********* ******** ***** ** ************* ** ********** ************, ****** ********** devices ** * ****** ******** ***. ***** ******** *** ********* the ******-**** ****** *********, *** ****** ** **** **** ** very ***** *******, ********* * ******* *** *****, ***** ********** and ******** ************* *** *** ********.

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

******* ******** ***** *** **** ** *******, **** ******** *** web *********, ** ******* ********** *** ***** *****. ********* ****** of ********** *** *********, ******** ******** ** ** "***** ********" versus "***** *******", ****** *** ******** ********* ** **** **** by ************.

** ************, ******* ******** *** **** ******** ****, ** **** PoE ****** (******* ** **** *****, *** **** *-* **** options) ******* **** **** ** ********** **********. ************ ***** *** use *** ********** ********* ** ****** ******* ** ******* *** power, *** ** ******* ********** *** ****,******* ************ ******* *** *****, ** ********* *********, *** ********* *** ***** ** ********* models.

Avoid ****

***** ** *** *********** ** ********, **** **** ******** **** to ******* ******* *******. * *** ********** ******** ******* ** all ***** **************, ***** * ****** ******** ******* *** ********* it **** ** *** **** ** ***** ** ** ******** for, ***** ******* ******* ******* ******* *** **********.

**** ****** ****** ******** ** *** ****** **** *** **** 4-5 *****, **** *** ** ****** ******* ********* *** ****.

*******, ** *** *** ** ** ****** ** ******** ** an *** ******** ***, ** ****** **** ** * ********. Instead, *** * ******.

*******

***** ******** *** **** ** ******* ******* ******** ** * local *******, ******* *** **** ** ******* ******** ********. *** router ******** ******* *******, ******* **** ******* ********* ******* *** local ******* ******* *** *** **** ** * ***** (********* to *** ********). ***** ******* ** **** ********.

***** **** ******* *** ****** **** ** ***** ******* *******, more ******** **** ******* ******** ********. **** ****** **** ******** traffic **** ******** ******* ******* *** ******, ***** ** ***** set ** *****.

** ************, ******* *** **** ***** **** ** ******* *** surveillance ******* ** ***** ******* ****** ** * ******** ********. This ****** *** ************ ******* ** ****** ************ ****** ** those ***** ***** ************** ******.

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

******/****** '***********'

**** ******* *** ******* ****** *****, ********** ****** ******** *** remote ***** ** ******** ***. **** ********** *** **** *** a ******** ****** ** ***** ********. *******, ***** ***** *** rarely ***, ** ****** ****** ****** *********** ******** * *********** *******.

****, **** ******** **** ***** ** ******* ******* *********. *******, these ******* *** ********* **** ** ***** **** ******** ** more *********** ******* ******** ***** **** *********** *******, ***** ******* are ***** **** *** ****** ******** ************, **** ** ********** to *** ********.

Default ********

*********, *** ********* ** ***** ************, *** **** '******* *******' is ********** **** *******. ** ******* *** ****, **** ***, have ****** ** ***** ** *** ******* ** *** ******* gateway. ** ********, **** ***** *** ******* ** *** ******.

*** ******* ******* ** ****** *** ********* ** ***** ******** to ****** *** ** ***** ************ *********. *** *******, ***** at * ****** **** ** ** ***** ****** ***** ********* not ** **** ** ******* ** ** ** ****** ** recorder **** **** *** **** * ******* ******* ***. *********, in ******** ************, **** ** **** ** *******, ** ***** any ****** ** *** ******.

Media ********** - ***** *** ****

***** ********** ***** ******** **** ******/*** ****** ** ***** ******. Fiber ***** ****** ******* ****** *********, ****** *********, *** *** immune ** ****** ***** ** ************ ***** ****** ****** ******** cables.

** ************, ***** ***** ********** *** **** ******** **** ** connect ******* **** **** **** **** **** * ****** ** a ******** *******, **** ** ****-******* ******* ** ******* ****. For ****, ******** ******* ***** *********.

******* **** ** ***** ********* ****** ** ************ ** *** Ethernet **** **** *******. *** *********** ***** ********** ***** ***** to ***** ******** ******* ****** ********* *** ****** ****** ******* to ******* *** ** *******. ** ***** ***** ** ****** in ********** ******** ************.

Ethernet ******* *********

******* *** ******* **** ******* ********, ********** ** *****, ** distance ******* *** *******. *** ******** **** **** ***** ** UTP *****, *** ******** ****** *** ****** **** (***') *** the ********** *** *********.*. ****** ** ******* *** ******** ****** ***** ** **** reliability ********, ******* ******* ***** ******* *** ************* ****** ******* cameras, ********, *** *******.

Ethernet **** ***

** ** **** ******** ** ****** ******** *********** ** ******* UTP ******* *** ****** *** **** ***. ** *******, *** farther ** ******** *******, *** ***** **** ********** ** ********. Powered *** ********* (**** ** **** **** ** * **** cabling ***) *** ******** *** ******* ******* **** ****** ** 8 ** * ***** ***** ***** ********** '**** ********'.

***** *** *** ******** ******** ***** **** ~$*** - $*** per ****, **** ****** **** ******* ***** **** ****** ** surveillance.

Network ********* ****

*** ******* ********* **** (***) ******** *** ********* ******** ** connecting * ******** ** * *******. * "********" ***** ** a ****** ** ***********, *** ***** **** ******** ** ** camera ** ***. ** *******, *** ****** **** ********** ** managed ** * ******* ******** * ***.

** ****** ***, *** ********* **** *** ***** ** * separate **** ********* **** * ******'* *********** ** ******'* ***. Instead, *** *** ** ***** ********** ********** **** *** ******** it ** ******* ****, *** **** ********* ******* ********* ***** are ********* **** ***** ** *******:

Multiple ****** **** *****

*******, ******* **** ******* **** * ****** ******* *********, *** a ****** *** **** *** ** ****. * ****** '**** practice' ** ***** ** ******** *********** *** ******** ** ** physically ********* ******* *********** ** * ********* ***. * ****** might **** *** ****, ***** *** ** ********* ** *** network ** ******* *** *** ***** ** ********* ** * common *** ******** ** ************ ********* *****.

***** ******* ******** **'* *** ***. ** ***** ******* ************ including **** ***** *** ******** ********, ********* **** **** ******** NICs *** ****. **** *** *** ** ***** *** ** address **** ******** *** ******** *** ******** ** * *******.

Customer ******* *********

***, ** ******** ******* *********, ********* ****** ** ********* *** customer *** ******* ********* ** **** ** ***** ******** *******. CPE ********* ********* ******** * ********/******/**** ** * ****************** *******. Today, *** **** ****** ***** ******* ***** *** *** ****** that ***** ********** **-**** *******, **** *** *** ** ******* to *** ****** ********.

*** *******, ** ** ***** ************ ****** ********* ***** ******* CPE ********* ** *** ****** ** ***** ** ** ******** accessed. *** **** ********* ************** ** **** ** *** ******** bandwidth ******** ** *** ********* / *******. ***** **** * single ***** ****** *** ******* ******** **/* ** *********, ***** need ** ** **** *** *** *** ******* **** *********. In **********, **** ***************** ******** ******* **** ******** ********* (**** the **** ** *** ********) **** **********, ***** *** ** a *********** ******* *** ** ***** ********.

** ** ******** ********* ***** *** ** ********, ** **** explore **** ** **** *****.

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

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

Comments (35)

**** ***** **!

* ****** ***** **** *** ****, ***** *** ** ********* to *** ******* ** ******* *** *** ***** ** ********* to * ****** *** ******** ** ************ ********* *****.

** **** ****, **** *** ****** *** ** * ****** between *** *******? ** **, *** ***** *** *********** ** security ************* ** ** ***** **?

* ***** *** **** *** ** ***** ***** *** **** NIC ** *** ****** ** **** ** *** ******** ** once. ***** * ******'* ******* **** ** ** ****** *******, a ****** ** ** ******** ** ***********/******.

** *** ** ********, * ***** **** ****** '********' ***** place ** *** *********** *****. *'** ***** ** ***** ** John's ********* ** **** ***, *******.

* **** ** **** ******* **** *** ** *** **** the **** *** *****. ** ** *********** ****** *** ****** to ******** ** * ******, ***** ** ** *** ******** for. ** ***** *** *** **** ******* **'* ****** * non-issue, ** ******* ** ********** *****. ** ***** ******* *'* told ** *** ****** ******* ***********. * **** ***** ****** this ****** ** * ******* ****** ** * ***'* **** you *** **** ** **** *******.

** *** ** ********, ******* ****** ***** ****** **** ***** setup, ** ** **'* * *** *******, * ******** ****** should ** ****. *****, *'* *** ** ****** ** ***** differences, **** ** ***** ** *********** **** ****** *** ***.

******** **** ** ** ***********, * ***** *** **** ****-***'* COTS ******* **** ******** ** ******* ** **** *** ****** or ******* ****** ******* **** ** '*******', ****. *** *** reason **** *** ****, *** *** ****** * ****** ** perform ** * ******, ** **** ** *********** ****** ** desktop ** ******** **** ** ****. ***-*******.

*** * ****-***'* *** ***** ** * ****** ****, ***** you *****'* ****** *** ****** **** *** ****** ** *** other, ** ***** ** *** ** *****.

*******, ** ***** **** ****** ****, *** ****** *** *** seperate ********, *** ******* ** *** '*******' ****** ***** *** IP *****, **'* ******taking ***** ** *** *********** *****, by the VMS, when it reads a stream in from the one interface and then outputs it (either with or without some modification) to a client on the other interface.

**** **** ** '*******' ***** ***** ** *** *** ******* there ** *** *** **** ** *** ** *** ******, anyway, **why *** **** ** ***** *** ****** ** *** ****** *** ******* ** *** **** **** ** ***** ******** ****? As opposed to a single NIC that would have to output all the flow for destined for both segments to a router to seperate them.

** ****** **** ******-**** ******** *** *********, **** ******* ** get ** *** ******* ******** **** *** **** ***, *** would **** ** ****** ******* **** *** *** *** ******* from *****. ***** ***** ** * **** *****, *********.

** * ****** *** *** **** *** ** ** ********* by *** ***, *** ***** *** **** ** *** **** aggregation. * **** ** ** ******* *** **** ***. * haven't ***** *** *** ** *** ******* ** * ****** local ******* ** * ******* ****** *******. ** * **** to ***** ******* **** *** **** ** *** *******, ***** will ** **** **** *** *********** ***** ***. * ** think **** ** **** ** ******* ***** ******** ******* ** does ******* ** **** ** ****** *** ** ********* **** is ****** ******** **** *** **** *** **** ****** *****.

*****,

** ** *** * ** **** **** ********** ******* ** see **** ****** **** ** * ******* **** ** ** when ** ******* * *** ****** ****** ** *** *** market.

**** * ***** ** **** ******* **** *** **** ****** more **** ***-******** ***** ** * ****** ***. ** *** past **** * ***** ***** **** ** **** **** *** 500M *** ** ****** ******* ** * ****** ***... *********** suffered.

**** * ***** *** ** *** *** *****...***** ** ******** recommended ** **** ** *** **** * **** ****...* ***** easily ******* *** *********** * ******.

*** '*****' ** ** *** ******** *******/***** ** *** ******. I ********* **** *** ******** ******-* *** ******* *** ******-* for ******/**********. ** * **** ********** **** *** *********** *******...**** will ** ** ******-*.

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

** **** ***, **** *** ** **** ** ******* ** its ****** ******** ***** ** ****** ***** ****** ** ******* OS ** *******.

*** ***** ***** ** ** **** **** **** *** ******** are *** ******* ** *** ***, *.*. *** ********(*) **** says "***** **** ******* **********" **** ** *********. ***** *'* sure *** **** ****, *** ***** **** ******* **** *************** multi-homed **'* ** ****** *** ** **.

**** ** **** ****. ** ** ***** ******* **** ******* and ******* ** *******...* *** ***** ************ ** *** *** NICs *** ****.

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

***...* **** ****** ** **** **** ***** ****** ****** **** in * **** ********* *******.

* **** *** ****** **** ******* ** ****** ****/** *** to *** *** ** *******.

"***** ****" ****** ******** ** ******* ** - ***** *** a ***.

*'* **** ******* **** **** **** *** *****..."**** **** **** avoid *** *** "***** ***/***'* ***”.

*****
[**-****]

**** (**** **** ******)
*. ** **** **** ****; **** ***** **; ****:

** ******* ***'* *** *** ******* ****, *** **** **** saying "*****" ** ***** ** ****.

* **** *** **** * **** * *** *** ****** as * **** ** **** - *** ***************. ** *** don't ****/****** ** **** *********, *** *** *** * *** to ***** *** ******** ******* ** **** ** ******* ***************, and **** **** ******** ** * *** ***** **** *** years ***** **** *** *******. ** ******, ***** ******* ******** and **** ********* ** ****** *** **** *** ** ***** and ******* *******....

** **** ** * ***** ******* *** ******* ** ** years *** ******* ******** **** *********** ****** ******* ** ********. I **** ******** ** * ****** ** ******* ** * LAN *******'* ****** *** *******. **** ******* ** ** *** HUB ******* *** ****** **** *** *** **** **** *** had *** ** *** ******* *** ** *** ******* ******* with **** ******* ********* ***** * ***'* ** ****. *** outbound *** ******* ******* ***** *** **** ***** ******* *** to *** *** ************. ** ****.

*********** *: **** ** ** *********** ******* ***** * **** you ***'* ****** ** ************* ** ** ********! * **** spent ** ******** ****** ** ********* ** ***** *** *** regional ***** ********** ******** *** ** ************ ****** ***** *** get ***** **** *** *** ** ******* ** *** *******. That **, ***** * ******* ** *** "** ** ********* to *** ***'* ******* ***?"

**** **** *** *** *** ***** **** * ********** ******** depending ** *** ****** ** ******* *** *** ****.

***** *** *** ** *** ***** *** (*** *******) *** problem *** ****** *** ** **** *** ****** ********.

*** ****** ***:

  • *** ********* *********
  • *** ********* ******
  • *** ****

**** * ***** (*******) ****** **** ******** ****** (***) *** could *** * ****** ***

*********:

* ***** **** ** ****** ******** ********* ******** *** ******* kind ** ****** (** *** *** ******, *** *** *******, ecc)

"************, ******* ***** ** *** ******* ****** ********* **** ** VLANs, ***** *** ** ********* ** ************."

**** *** ** **** ** ******** *******, *** **** ** the *********** ******* **** *** ******** ****** ******* ***** *** trunk *****. * **** ***** **** ** ** **** ** Sonicwalls *** ******** ******** ***** ***** *********(******** ****** **** *** been ********* ****** ** **** ***** ******** ********). ****** * used *** **** ****** ****, * ***** ** ***** **** a ********** **** ******* ****** ******** ******* ** **.

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

* ** *** ********** **** *********** *** *** ********* ******** in *** ***** **** : "***** ** *** ********* ******* options ***** ***** *** ** ***,***,*** */*"

** *** *********** ** ** ******* *** ** *** ***** answer ******** *** *** ******** **** **/* (=****,*** */*) *** not ****,***,*** */* ***** ** ***,***,*** */*.

** ******** **********, ******* ******** (*** ** * ****) ** a **** ********** ******* ************ *** ************ ******** ****** ** a **** ** * ******* *** ****** (*,***,***,******* *** ******), ** ******* ** *** **** ***.*-**** ********. -*********

"*** ******* ******* ** ****** *** ********* ******* ********** ****** *** ** ***** ************ *********."

** *** ******* ******* *** ******** ** * ***** **** / ****** ******* ***** *** ******* *** *** *** ********* through *** *** ******?

*** ******* ******* ******* ** ******** ** ***** ******* ** recorders **** **** ** ** ******** ******** **** *** ********.

***** *** ********, **** ******** **** ******* *** ******* ******* address, (******** *** ** *** ** ** *** *** ******), making ** *** **** ****** ******** ********** **** *** ********.

*** ******** ** **** ******** ** **** ** **** ** NVR/DVR/VMS *******, *** ***'* ** **** ** *** *** ******* remotely, **** ****** **** *** ** ******* ****.

***** *** *** **** *****. * ********** ******* **** ******* the ****** *** *** ******* ********** ***** **** *** ******* needed *** ******* ******* ** ** ******* ** ** *** nvr.

** * ****** ** ******** *** * ****:

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

*** * ***.***.*.** ******** ** *** * ***.***.* ** ******* through *** **** ****** **** *** ******* ***.***.*.* ?

******** * ** *** **** ******** ****** ** *** * and *** *.

*******,

***

** *** ***'* **** ** ***** * ******** *****(****), *** for ****** ******* *** *** *** *** ******* (** * built-in ******)?

*****, * ****** **** ***** *** ******** ***********.

*** * **** *** ********* ***’* ***** ******* *** **** (unmanaged) ******?

******* *: ***.***.*.**

******* *: ***.***.*.**

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

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

*******

***

****, *** *** *** ******* * ** *** ** *** LAN *****, *** ******* * ** *** *** **** (** vice *****).

******* ****** **** (** *****)***** **********, **** **** ** ********** *******. ** **** **** you ***** ********* *** *** ** *** .* *** *** WAN ** .*, *** *** ****** ***** ******* ******* ******** from *** ** *** ***** ** ******.

*** **** *** ***** **** * *** ** *** ** the ********, *** ******* *. **, * ***'* ***** **** is **** *** *****.

** *** *** ****** ***** **** ******* * *** *** viewing ******* *** * *** *** ******* ** **, **** the ***** *** ** ******** ** ** ** *** * dual ***** ** (*** **** *** ****), ** * ****-***** NVR.

****'* *** ***** ********?

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

*'* *** ******* ** * ********** ************ ** **** ****** that ******** **** *** ** *** **** ****** ** ****** understand *** ***'* ****, *** *** **** ** *** ** give **** *** *** ******* *******.

****** *****,

***

** ** *****, **** ******* ******* *** ****** ** *** and **** *** *** (******) *** ***** *** *** ********* per ******. **** ********** ** ** ** *** **** ****** as *** *** ** ********, ********* ******* ***** ***** **.

**** ******* *** **** ***** * **** ****** ** * mentioned ***** ** *********** ********, *** *** ***********, ***** **** are ******** ** ****** ******** ***** ********, *** ********* ***** be ****.

**** ****!

****** * ***** **** ***** ****, * **** ** ** the **** *** *** **** ***.

**** *** ***.*** ******-* **** **** ****?

*********** *********** ******* ************. ******** ******** ****** *** **** ******* to **** * * **** *** ****. ***** ********* *** card ** *** * ** * ***** *** *********** ** how ***********'* **** **** ************ ***********.

**** ****** **** ** ** * "*******" ****** ** *** perfect"fools **********" *** ********* ***** ** **** *** *****? ** that * ****, * ***** ********* ********* ******* ** ********* vintage *** ************'* ********* **** ******* ***** ** *********** ** be *** *****'* **********.

**** **** *** ****. *** *********** ***** *** *** ****** opened ** **** ** *** ********* ****** **** ******** *** own ************. *********** ** ******* * *** ***** ** *** my **** **.

-******

* *** *** * ***** **** *** ****** * *** for *** ******** ** *** ** *** ********. *** ***** something *** ********. ** *** **** *** **** * **** informative *****.

***** *** *** **** ***********. ** * *****. *********** * am ******** * *** ** * **** *** ****** ** this **** ** *** *****.

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