17h23. Announcements, Guides & Community Updates, Re: Phone not ringing for incoming calls but only when they are number withheld, Phone not ringing for incoming calls but only when they are number withheld. If not, they can call a special number (it may have even been automated by now) , and request a new equipment number allocation. If you've got a cordless caller display telephone, switch off the power to the base station for 15 seconds and then switch the power back on. Include your email address to get a message when this question is answered. However, the party you are calling is not receiving calls at this time. Whether above ground or underground, they still are all vulnerable to lightning. 05-04-2020 05-04-2020 If only one pair is punched down, you'd get dial tone, but no ring or transfers or voice mail. From the main menu, navigate to theCalling Featuresoption and selectCall Barring. {"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/d\/dd\/Diagnose-Landline-Phone-Problems-Step-1-Version-3.jpg\/v4-460px-Diagnose-Landline-Phone-Problems-Step-1-Version-3.jpg","bigUrl":"\/images\/thumb\/d\/dd\/Diagnose-Landline-Phone-Problems-Step-1-Version-3.jpg\/aid7720-v4-728px-Diagnose-Landline-Phone-Problems-Step-1-Version-3.jpg","smallWidth":460,"smallHeight":345,"bigWidth":728,"bigHeight":546,"licensing":"