def update(self, friendly_name):
data = values.of({'<STR_LIT>': friendly_name, })<EOL>payload = self._version.update(<EOL>'<STR_LIT:POST>',<EOL>self._uri,<EOL>data=data,<EOL>)<EOL>return IpAccessControlListInstance(<EOL>self._version,<EOL>payload,<EOL>account_sid=self._solution['<STR_LIT>'],<EOL>sid=self._solution['<STR_LIT>'],<EOL>)<EOL>
Update the IpAccessControlListInstance

:param unicode friendly_name: A human readable description of this resource

:returns: Updated IpAccessControlListInstance
:rtype: twilio.rest.api.v2010.account.sip.ip_access_control_list.IpAccessControlListInstance