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Multiprotocol Encapsulation
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<h2 id="protocol-outline">Protocol Outline</h2> <p>MPE uses MPEG-2 Private Table sections to carry the user datagrams. The section header is used to convey: </p> <ul><li>the frame's destination <a href="/facts/MAC_address/SVcTfgUH">MAC address</a></li> <li>optional ISO/IEC 8802-2 <a href="/facts/Logical_Link_Control/MkUeCbk2">Logical Link Control</a> (LLC) and ISO/IEC 8802-1 <a href="/facts/Sub-Network_Attachment_Point/X1BAHr8D">Sub-Network Attachment Point</a> (<a href="/facts/Subnetwork_Access_Protocol/X1BAHr8D">SNAP</a>) information</li> <li>a payload scrambling indication</li> <li>a MAC address scrambling indication</li></ul> <p>MAC addresses from 1 to 6 bytes length may be used. The format of <a href="/facts/MPEG-2/SpuH5FJu">MPEG-2</a> <a href="/facts/DSM-CC/5VTpPMyB">DSM-CC</a> sections happens to be compatible with DVB MPE. </p> <h2 id="mpe-based-ip-service-offerings">MPE-based IP Service Offerings</h2> <h3>Service Architecture</h3> <p>A complete IP service offering over MPEG-2 TS can be established by organizing MPE streams into one or more IP Platforms carried on a broadcast network by means of the IP/MAC Notification Table mechanism which is also defined in <a href="/facts/ETSI/8rJbbhPg">ETSI</a> EN 301 192. </p> <h3>Commercial Offerings</h3> <p>Both major European satellite operators (<a href="/facts/SES_(company)/rmak3edy">SES</a> and <a href="/facts/Eutelsat/XEv7LccL">Eutelsat</a>) are offering commercial IP services using MPE (such as <a href="/facts/ASTRA2Connect/DD0pSFx8">ASTRA2Connect</a>) to both businesses and consumers. </p> <h2 id="external-links">External links</h2> <ul><li><a href="http://www.dvb.org">DVB Project Homepage</a></li> <li><a href="http://www.etsi.org">ETSI Homepage</a></li> <li><a href="https://web.archive.org/web/20111009230055/http://www.astra2connect.com/">ASTRA2Connect website</a></li></ul> <h2 id="see-also">See also</h2> <ul><li><a href="/facts/IP_over_DVB/AW9Fpujk">IP over DVB</a></li> <li><a href="/facts/ASTRA2Connect/DD0pSFx8">ASTRA2Connect</a></li></ul>