UNEP OzonAction Shamila Nair-Bedouelle, the current Head of Branch officially took up her position on 18 December 2012. UNEP OzonAction assists developing countries and countries with economies in transition (CEITs) to achieve and sustain their compliance with the Montreal Protocol on Substances that Deplete the Ozone Layer, and make informed decisions on alternative technologies and ozone-friendly policies. UNEP OzonAction has implemented over 1,000 projects and services that have benefited more than 100 developing countries. It has also assisted 17 CEITs and provided further services that have served another 40 countries. In order to help developing countries comply with the Montreal Protocol, the
Subnetwork Access Protocol necessary to determine which protocol is to be invoked to process a service data unit delivered by the lower layer. The most common reference to SAP, including a Source Service Access Point (SSAP) and a Destination Service Access Point (DSAP) refers to the boundary between the Data Link Layer and the Network Layer. It is common to think of SAP only in terms of its use at Layer 2, specifically in its Logical Link Control (LLC) sub-layer as defined in the IEEE 802.2 standards. Link Service Access Point (LSAP) includes both Destination Service Access Point (DSAP) and Source Service Access