1435: IESG Advice from Experience with Path MTU Discovery.

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In the course of reviewing the MTU Discovery protocol for possible elevation to Draft Standard, a specific operational problem was uncovered. The problem results from the optional suppression of ICMP messages implemented in some routers. This memo outlines a modification to this practice to allow the correct functioning of MTU Discovery.

Status INFORMATIONAL
Format TXT=2708 bytes
Authors
Date March 1993
Keyphrases MTU Discovery Path MTU Discovery ICMP message IESG

References

RFC1191: Path MTU discovery.

Referenced by

RFC1826: IP Authentication Header.
RFC1853: IP in IP Tunneling.
RFC2003: IP Encapsulation within
RFC2225: Classical IP and ARP over
RFC2488: Enhancing TCP Over Satellite Channels using Standard Mechanisms.
RFC2923: TCP Problems with Path MTU Discovery.
RFC3366: Advice to link designers on link Automatic Repeat reQuest (ARQ).
RFC3481: TCP over Second (2.5G) and Third (3G) Generation Wireless Networks.
RFC3723: Securing Block Storage Protocols over
RFC3819: Advice for Internet Subnetwork Designers.
RFC4213: Basic Transition Mechanisms for IPv6 Hosts and Routers.