The doctrine is not a defined law that can be invoked, but a set of principles which is incorporated in some form in the law of many states. The legal concept of the inviolability of the home has been known in Western Civilization since the age of the Roman Republic.
1 Operating Company Number, in telephony, a code used in various iconectiv telephony products, a major subset of which equate to Company Codes assigned by the National Exchange Carrier Association (NECA) to telecommunications carriers (including landline, wireless carriers, and resellers of various types).
E-NNI and OVC. Operator Virtual Connection (OVC) ) is an association of external interfaces (UNIs or E-NNIs) of a single Operator MEN such that any ingress customer frame mapped to an OVC at one. interface may be delivered to any or all other interfaces that have mappings to the same OVC.