Voice Systems and Accessories - Small Business

Upgrade your communication system with our Voice Systems and Accessories, perfect for small businesses.
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Forum Posts

I'm registered with a SIP provider using my SPA303 but I'm unable to make calls. I've got phones that work with this provider and the SIP trace shows that the INVITE string uses tel: instead of sip: and for another phone, it has an option called "Use...

We are setting up a remote office with an sr520w and a spa525g2 phone to be used with the UC540 at the main office. Initial testing is good. The phone was registered at the main office first and now we are testing it remotely.One thing we noticed is ...

lbroering by Level 1
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