@property<EOL><INDENT>def voip(self):<DEDENT>
if self._voip is None:<EOL><INDENT>self._voip = VoipList(<EOL>self._version,<EOL>account_sid=self._solution['<STR_LIT>'],<EOL>country_code=self._solution['<STR_LIT>'],<EOL>)<EOL><DEDENT>return self._voip<EOL>
Access the voip

:returns: twilio.rest.api.v2010.account.available_phone_number.voip.VoipList
:rtype: twilio.rest.api.v2010.account.available_phone_number.voip.VoipList