Network Working Group S. Bradner Request for Comments: 1752 Harvard University Category: Standards Track A. Mankin ISI January 1995 The Recommendation for the IP Next Generation Protocol Status of this Memo This document specifies an Internet standards track protocol for the Internet community, and requests discussion and suggestions for improvements. Please refer to the current edition of the "Internet Official Protocol Standards" (STD 1) for the standardization state and status of this protocol. Distribution of this memo is unlimited. Abstract This document presents the recommendation of the IPng Area Directors on what should be used to replace the current version of the Internet Protocol. This recommendation was accepted by the Internet Engineering Steering Group (IESG). Table of Contents 1. Summary. . . . . . . . . . . . . . . . . . . . . . . . . 2 2. Background . . . . . . . . . . . . . . . . . . . . . . . 4 3. A Direction for IPng . . . . . . . . . . . . . . . . . . 5 4. IPng Area. . . . . . . . . . . . . . . . . . . . . . . . 6 5. ALE Working Group. . . . . . . . . . . . . . . . . . . . 6 5.1 ALE Projections. . . . . . . . . . . . . . . . . . . . . 7 5.2 Routing Table Size . . . . . . . . . . . . . . . . . . . 7 5.3 Address Assignment Policy Recommendations. . . . . . . . 8 6. IPng Technical Requirements. . . . . . . . . . . . . . . 8 6.1 The IPng Technical Criteria document . . . . . . . . . . 9 7. IPng Proposals . . . . . . . . . . . . . . . . . . . . . 11 7.1 CATNIP. . . . . . . . . . . . . . . . . . . . . . . . . 11 7.2 SIPP. . . . . . . . . . . . . . . . . . . . . . . . . . 12 7.3 TUBA. . . . . . . . . . . . . . . . . . . . . . . . . . 13 8. IPng Proposal Reviews. . . . . . . . . . . . . . . . . . 13 8.1 CATNIP Reviews . . . . . . . . . . . . . . . . . . . . . 14 8.2 SIPP Reviews . . . . . . . . . . . . . . . . . . . . . . 15 8.3 TUBA Reviews . . . . . . . . . . . . . . . . . . . . . . 16 8.4 Summary of Proposal Reviews. . . . . . . . . . . . . . . 17 9. A Revised Proposal . . . . . . . . . . . . . . . . . . . 17 10 Assumptions . . . . . . . . . . . . . . . . . . . . . . 18 10.1 Criteria Document and Timing of Recommendation . . . . . 18 Bradner & Mankin