According to a post in this forum:
"To register the new dect 6.0 vonage phone to the system you have to go to the register screen on the new phone and press 1 for yes. Then you have to hold the page button on the main base station for 5 sec. This is the one that has the two buttons on it. Once the phone syncs press the menu button on that phone. Thats it!"
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Anytime
