Extended Network Addressing. Feature of SNA ( VTAM and NCP) enabling the construction of extremely large (up to 8 million LU s and 255 subarea s) networks. The network address is split into an 8 bit subarea, identifying processors and communications controllers, and a 15 bit element, identifying network resources. One of two ways of building very large SNA networks, the other being SNI.

Emergency Nurses Association

Electricity Networks Association. The organisation that represents the interests of the electricity lines companies (also referred to as distributors).

Exclusive Negotiation Agreement. Although not required by the Community Redevelopment Law, the ENA is an agreement between the agency and the developer specifying a period of time in which the parties will negotiate exclusively.