=begin options write = root =end options =head2 I Cannot Make Calls - Blocked IP Address Your IP address is blocked due to too many invalid registration attempts. You are either using an invalid account ID# or pin code. Please follow the instructions in the links below. When you have changed your IP device to a proper configuration we will unblock your IP and you can try again. L<Asterisk and IAX2 devices|AstIax> L<SIP devices|SipProtocol>