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What is Private ENUM ? Private ENUM is generally regarded as one or more technologies (DNS – SIP Redirect- LDAP? ) that permit one or more entities to exchange phone number to URI data. Usually in a private secure manner. Use of any mutually agreed upon domain Could be one or more service providers Could be one or more enterprises – PBX to PBX inter or intra domain Could be private dialing plans Principally used by wireless carriers to enable MMS routing Could be used by IP network elements to retrieve LNP data |