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Help with Soundstation Duo

Occasional Visitor

Help with Soundstation Duo



Soundstation DUO, That's my current version

UC Software Version4.0.2.11307
BootROM Software Version5.0.2.12692


I have trouble to put it on network, two error messages pop up


Error message: "sip.cfg has pre 3.3.0 parameters"


Error Line: Unregistered.


Please help help help



Message 1 of 2
Polycom Employee & Community Manager

Re: Help with Soundstation Duo

Hello csykkk,

welcome to the Polycom Community.

The FAQ explains the relevance of the sip.cfg / phone1.cfg here:


Oct 7, 2011 Question: What is the relevance of the sip.cfg and phone1.cfg files?

Resolution: Please check => here <=


in addition it explains how to check the registration status here:


Oct 7, 2011 Question: How can I check out the Registration Status of my Phone?
Resolution: Please check => here <=


and shows a basic SIP registration explanation here:


Oct 7, 2011 Question: Can I register or is my Polycom Phone compatible with a “XYZ” SIP Server?

Resolution: Please check => here <=

Please ensure to provide some feedback if this reply has helped you so other users can profit from your experience.

Best Regards

Steffen Baier

Polycom Global Services

The title Polycom 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.


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. If you need immediate and/or official assistance please open a service ticket through your proper support channels.
Please also ensure you always check the VoIP , Video Endpoint , Skype for Business , PSTN or RPM FAQ's
Message 2 of 2