VLANs for Video Surveillance Tutorial

Author: John Scanlan, Published on Sep 26, 2016

Many people confidently say to 'use VLANs' as an answer to IP video networking problems and as a way to signal expertise.

But how should VLANs be used? What benefits do they really deliver or not?

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

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

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********

***** (******* ***** **** *******)********* ******* * ****** ******** ****** ** ******** **** ******** separate ******* ********, ****** ******* ** *** **** "*********" ** and ****** ** *********** **** ******* ** ******* ****** **** are ****** ********.

*** ******* ** ******* ***** ***** ** * ******* ****** / ********* *******. ** **** ********, ************ ******* ** ********* from ******* ****** *** **** ******* *** ***** ******** *****. The **** ******* **** *** *********** **** **** ***** ** the ************ ***** *** *** ****** *** *** ***, ** they *** ** *** **** ****.

Untagged **. ****** *****

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

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

** *******, *** ***** ** * ****** *** ***** ** a ******* ******** **** (********* **** ** *), ******* **** all ***** *** "***" *** ******. ****** ******** ***** ** another **** ** ** ******** ********** **** *******.

*** ******* ******** ***** ** ******* *************, ** ** ******** device ************* (*******, *******, ***.) **** ** *********, ** ******* is ****** ******* ** *** **** ** *** ******. *******, ports (********* *******) *** **** ** ******** ** * ****** untagged ****. ** ** * ******** ****** **** *** ******** VLANs, **** ** ****** **** ********/********, ************, *** ****, ***** must ****** *** ******* (*****) ** ***** *** *** **** segments ********, **** ** ***** *** **********.

****** *****

***** *** **** ** ****** **** ******** **** *** ***** 802.1Q *******. ******* ******** *** ******* *** **** ** ****** with * ******** ** ***** ** ********* ** *** ********* device.

*** ******* ** ****** ***** ** **** ***** *** ** assigned ** **** **** *** ****, ****** ********. *******, *** devices ********* ** ***** ***** **** **** ******* ***.**, ***** is *** ********* ** **** ** ******* ** ***** ******** devices, *** ******** ********** ******* ********** ** ** *********/********** ** PCs. ******* ** ****, ****** ***** *** ********* **** **** for ******.

Static *****

**** ***** ************ ******** *** ****** ***** ********** *** ****. For *******, ***** *-** ** * ****** *** ** **** of *** ******* ***, ***** **-** *** **** ** *** camera ****.

**** ***** ****** ***** *** **** ******, *** ******** ** set **, *** **** ** ******** ************ ** ******* *** moved ** *****, ****** ******* *****. ** *** ***** ***** we ******* * ******** ** *********** **** ***** *****:

Dynamic *****

******* ***** ****** * **** ***** ** *** *** *******, credentials, ** **** ** ******. **** ******** ******* ***********, ***** devices *** ** ******* **** *** ****, *** ********** ** needed.

*******, ******* ***** ** ******* ***** **** ****-*********, ** *** database ** ****** **** *** ****** *********** ** ***** **** be *******, ****** **** **** ******** ****, ********** ** ************ as *******, *******, *** ***** ********* ********* ******* ********* ** the **** ****, *** *** *** *****.

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

***** *** * *** ********** ** ******* *****. ***** ** provide ** ***** **** * ******* ****** **** ***** *** based **** *************. *** ****** **** ******** *** *** ******* of *** ****** ********** ** ** *** **** *** ** to *** *********** **** ***** ** *** ********** ******.

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

******* ***** *** **** *** *** *** ***** *****, ******* of ***** ** ****** ** ************:

  • ******/"***** *****": **** ****** **** ********* **** ** ***/**** ** automatically ***** *** ****** **** ********* *** ****** ** ** a ****. **** ** ******** **** ** ***** **** ** and ******* ******* ********, *** *** **** ******** ** ** cameras ** *** ******* *** ******** *********, ****** ** *********** useless ** ************.
  • ****** *********/****: *******, ******* ***** ******* ****** *********/**** *** ** assigned ** * ******** ***** ** ************ **** *** ****** controller. *** ******* ******* ***** *********, *** ** *** ** useful ** ********* ******** ***** (******, ******** ********, ******, ***.) rights ** **** ************ *******, ********** ** ***** ******* **** log ** ****.

VLANs *** *******

***** *** *** **** ** ****** ***** ** ****** ****** ports.

  • ********* **** *** ****:** ******** **** ******** ****** ***** *** *** *****, ******** uplink ***** *** ** ******** ** * ****** ****. **** is *** ******** ****** ** ***, ****** *** ****** ** VLANs **** ** ***** **** *** ****** ** ****** *****.
  • ****** ***** ****:******, ******* *** ** **** **** * ****** ****** **** or *****, ******** ** ** * ***** ****. ******* ******* trunk ***** ** ****** ** ******** ***** ***** ***.** (*** above). **** ****** ** ******** **** *******, *** ********* ********* as ** ****** *** **** *********** *** ******** ***/** ****** uplink **********.

VLAN ********

********* ******** ** ****** ******** ** *** **** ******* ** using *****. ** ********** ******* **** ******** ******* ****, ************ may ******** ******* ** *** **** ****** ** ******* **** or ***** *******. *** ********* ********, *** ******** *** ********* to **** ***** ** ******* ** *** ****** *** *** not ***** *** ************ ****.

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

** ************, ***** *** *** **** ** **** *********, * popular ****. ** ** *********** **** **** ***** ****** *** amount ** ******* ** *** ***, ***** ********** *** *** sent ** *** ****** ******** *******, *** **** ** *** originating ****. *******, **** ********* **** ******* *********** ** **** large ********, **** ******** ** *******. ** * **-****** ***, they **** **** ****** ** ** ******. ** **** ************ cameras ******** **** ** *******, ***** ******* ** ***** ******** will ** ********.

VLANs *** ***

*** ** *** ******* ***** *** ***** **** ** *********** or ********** ********* ** ******* **** *** ***** **** ** conjunction **** ******* ** *******. *** *** ** *** ** VLAN ** **** ******* ********. * ************ ****, *** *******, may ******* ****** ******** ** * ***** **** ******* **** or ***** *****.

Equipment ************

************ ***** ******** ******* ******** ** ****, ** ********* ******** offer ** ************* **********. *** **** ******** ** ******* ******** (both *****-******* *** ***** ********) ********* ***** *** ****-*******. ***** may *** ********* *************** *** ************ ********** **** ***********.

VLAN ********* *** ************

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

  • ***** *******:** *** ****** ***** *******, **** ** ***** ******, ***** are ********* *** **** ** ***-**** ********* ******** ******* **** support *** **** ***** ********. ****, ******* ** ******** ********* on *** **** ******** ** ******* ****** *****, ** ******** VLANs ***** ******* ******* ** *** **, ****** ****.
  • ********* *******:**** ******* * *** **** ***** ********, ***** *** **** of ******* *** ***** ** ***-***** *******, ***** *** ******** implemented. ** ** *** ******** *** ***** ********** ** *** one **** *** ****, *** *** **** *******, *** *** for ********, ** ****** ******* ***** ********. ******* ******* *** general ****** **** *** ******** **** ** ******** ********, ** give ****** ******* ****** ** *****.
  • ********* ******* ******* *****:**** ***** * *********, ******** ****** *******, ***** *** ***** not ****** ** *******. ** ****** **** *** ******* *** is ******, *** *** ******** ******** ******** *** ********* *** router.
  • ********* ******* **** *****:** ***** *******, ******** ***** *** ** ****, **** **** using * ********* ******** *******. ******* *** ******* *** ****** on ******** *****, ** ******* *** ********* ********* ** ***** on ********** ******** ******** ****** *** *******' *** **********. **** access ******* ** ******** ** *** *******, ** ****, **** manufacturers ********* ***** * ******** ****, ** ****** ******* *** create ********* ******* ***** *** ****** ****** ** *** ************ system.

***********

***** *** ***** ** ***** ** ************* ******** ** ****, they ** **** **** ********** ** ****** ****, ********** ************ access ** *****. *******, ***** *** *** * ******* ** network ********, *** ****** ** ******** **** **** *********. ******** a ***** ********* ******* ******* **** ************* *** ************, *** simply *****.

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

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

Comments (9)

***** ****!

** ***** ** *********** ** *** ***** ***** *****'* ****** Connect ********** ********** **** *** **** ***** ******* ************** ***** have * ***** ****** ** ******* *******. (*.*. ** ******* company ** **** ** ***** ******** *******)

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

*** ** *** ******* ***** *** ***** **** ** *********** or ********** ********* ** ******* **** *** ***** **** ** conjunction **** ******* ** *******. *** *** ** *** ** VLAN ** **** ******* ********. * ************ ****, *** *******, may ******* ****** ******** ** * ***** **** ******* **** or ***** *****.

** *** ************ **** ******** ** * ****** ***** ** ports ** * ***-******** ******, *** ***** ****** * ****** priority ******* *** *********** **** *** ***** ****, **** **** its *** ******** ***-******** *****?

***** ******** *** **** *** **** ****** ******** *** *** implementing ***.

**********, (#*). ** *** ** ***** *** **** **** ****** keep ** **** (*** ********* ** *** ****** *******) **** we **** **** ***** ******* ********* ** *** ******, ******* that ******** ******* **** **** ********* /********* **** ** *******. There *** **** ** ****** ** ************ ******** ********* ** distribution ** **** ********, *** *** ******* ********** **** ** exacerbated ** *** ********* ******* **** *** ******* ********* ** those ****** ********. ** **** ***** *** ******* **** ********** data ***** / ********** / *** & ** **** ** decide *** ******* ** *******.

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

*'** ********* *** ********* *** ********** ********* *** ******* ** the ******* ********* *** **** *** **** ***** ** ******** their *** *********. *** ** **** *** ******** ***** **** the *** ********* ****** ** ** ********* **.

****** ****

**** ***** **** *******? ***** **** *** ** * ******** concern *** ***** ****** *********?

***, *** ***** * *** *** ********* *** ********* *** these ********* * *** **** ***** **** **** ********* ******** best ********* ** **** ******** ****** ******* & ****** ********.

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

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