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Classical IP and ARP over ATM (RFC2225)

IP.com Disclosure Number: IPCOM000002783D
Original Publication Date: 1998-Apr-01
Included in the Prior Art Database: 2019-Feb-15
Document File: 28 page(s) / 39K

Publishing Venue

Internet Society Requests For Comment (RFCs)

Related People

M. Laubach: AUTHOR [+1]

Related Documents

10.17487/RFC2225: DOI

Abstract

This memo defines an initial application of classical IP and ARP in an Asynchronous Transfer Mode (ATM) network environment configured as a Logical IP Subnetwork (LIS). [STANDARDS-TRACK]

This text was extracted from a PDF file.
This is the abbreviated version, containing approximately 6% of the total text.

Network Working Group M. Laubach Request for Comments: 2225 Com21, Inc. Category: Standards Track J. Halpern Obsoletes: 1626, 1577 Newbridge Networks, Inc. April 1998

Classical IP and ARP over ATM

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.

Copyright Notice

Copyright (C) The Internet Society (1998). All Rights Reserved.

Table of Contents

1. ABSTRACT . . . . . . . . . . . . . . . . . . . . . . . . . . 2 2. ACKNOWLEDGMENT . . . . . . . . . . . . . . . . . . . . . . . 2 3. CONVENTIONS . . . . . . . . . . . . . . . . . . . . . . . . . 3 4. INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . 3 5. IP SUBNETWORK CONFIGURATION . . . . . . . . . . . . . . . . . 6 5.1 Background . . . . . . . . . . . . . . . . . . . . . . . . 6 5.2 LIS Configuration Requirements . . . . . . . . . . . . . . 7 5.3 LIS Router Additional Configuration . . . . . . . . . . . . 8 6. IP PACKET FORMAT . . . . . . . . . . . . . . . . . . . . . . 8 7. DEFAULT VALUE FOR IP MTU OVER ATM AAL5 . . . . . . . . . . . 9 7.1 Permanent Virtual Circuits . . . . . . . . . . . . . . . . 9 7.2 Switched Virtual Circuits . . . . . . . . . . . . . . . . . 9 7.3 Path MTU Discovery Required . . . . . . . . . . . . . . . . 11 8. LIS ADDRESS RESOLUTION SERVICES . . . . . . . . . . . . . . . 11 8.1 ATM-based ARP and InARP Equivalent Services . . . . . . . . 11 8.2 Permanent Virtual Connections . . . . . . . . . . . . . . . 12 8.3 Switched Virtual Connections . . . . . . . . . . . . . . . 12 8.4 ATMARP Single Server Operational Requirements . . . . . . . 13 8.5 ATMARP Client Operational Requirements . . . . . . . . . . 14 8.5.1 Client ATMARP Table Aging . . . . . . . . . . . . . . . . 16 8.5.2 Non-Normal VC Operations . . . . . . . . . . . . . . . . 17 8.5.3 Use of ATM ARP in Mobile-IP Scenarios . . . . . . . . . . 17 8.6 Address Resolution Server Selection . . . . . . . . . . . . 17 8.6.1 PVCs to ATMARP Servers . . . . . . . . . . . . . . . . . 18 8.7 ATMARP Packet Formats . . . . . . . . . . . . . . . . . . . 18

Laubach & Halpern Standards Track [Page 1]

RFC 2225 IP and ARP over ATM April 1998

8.7.1 ATMARP/InATMARP Request and Reply Packet Formats . . . . 18 8.7.2 Receiving Unknown ATMARP packets . . . . . . . . . . . . 20 8.7.3 TL, ATM Number, and ATM Subaddress Encoding . . . . . . . 20 8.7.4 ATMARP_NAK Packet Format . . . . . . . . . . . . . . . . 21 8.7.5 Variable Length Requirements for ATMARP Packets . . . . . 21 8.8 ATMARP/InATMARP Packet Encapsulation . . . . . . . . . . . 22 9. IP BROADCAST ADDRESS . . . . . . . . . . . . . . . . . . . . 23 10. IP MULTICAST ADDRESS . . . . . . . . . . . . . . . . . . . . 23 11. SECURITY CONSIDERATIONS . . . . . . . . . . . . . . . . . . 23 12...

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