The IESG has approved following document: - 'Using E.164 numbers with the Session Initiation Protocol (SIP) ' <draft-ietf-sipping-e164-04.txt> as an Informational RFC This document is the product of the Session Initiation Proposal Investigation Working Group. The IESG contact persons are Allison Mankin and Jon Peterson. RFC Editor Note Add to the end of the Security Considerations: An analysis of threats specific to the dependence of ENUM on the DNS, and the applicability of DNSSEC [##] to these, is provided in [1]. Append to the Informative References: [##] R. Arends, et al, Protocol Modifications for the DNS Security Extensions, draft-ietf-dnsext-dnssec-protocol-03.txt