[FAQ] What basic network data is send and received by a RealPresence Group Series

Polycom Employee & Community Manager

[FAQ] What basic network data is send and received by a RealPresence Group Series

Booting or connecting a Polycom RealPresence Group Series to a network switch initiates certain network Protocol’s


NOTE: The below has been tested with a GroupSeries running Software 6.1.2 







A Polycom Group Series as a factory default does not support LLDP and this needs to be enabeld via Admin Settings => Network => LAN Properties => Enable LLDP


Initially the GroupSeries sends a => DHCP Discover <=




Within this DHCP Discover message the GroupSeries uses various Sub-Options


  • Option 12 Host Name
    This can be changed via Admin Settings => Network => LAN Properties => Host Name

  • Option 55 is actually a List of Sub Options

  • Option 60 Identifies the Vendor Class Identifier


The GroupSeries can then receive one or multiple DHCP Offers:


NOTE: The Offer does not mandatorily need to contain all requested options!



The GroupSeries would then Request the IP Address and everything else:




And the Server would ACKNOWLEDGE this exchange




If official support is required please check how to phone or open a case here

The title Poly Employee & Community Manager is a community setting and does not reflect my role. I am just a simple volunteer in the community like everybody else. All posts and words are my own & do not represent the views of Employer.


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Notice: This community forum is not an official Poly support resource, thus responses from Poly employees, partners, and customers alike are best-effort in attempts to share learned knowledge.
Please also ensure you always check the VoIP , Video Endpoint , Microsoft Voice , PSTN or other FAQ's in the different sections
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