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SIP login at fritzbox not working for soundpoint 321

Occasional Visitor

SIP login at fritzbox not working for soundpoint 321

SIP login always fails at a avm fritzbox.

Does somebody know the soundpoint ip 321 settings for login at a fritzbox?

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Polycom Employee & Community Manager

Re: SIP login at fritzbox not working for soundpoint 321

Hello CW,

welcome to the Polycom Community.

The community's VoIP FAQ contains this post here:

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

Resolution: Please check => here <=


Having a Fritz!Box myself I know the above instructions work.

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