RFC 2233 (rfc2233) - Page 1 of 66
The Interfaces Group MIB using SMIv2
Alternative Format: Original Text Document
Network Working Group K. McCloghrie
Request for Comments: 2233 Cisco Systems
Obsoletes: 1573 F. Kastenholz
Category: Standards Track FTP Software
November 1997
The Interfaces Group MIB using SMIv2
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 (1997). All Rights Reserved.
Table of Contents
1 Introduction .............................................. 2
2 The SNMP Network Management Framework ..................... 2
2.1 Object Definitions ...................................... 3
3 Experience with the Interfaces Group ...................... 3
3.1 Clarifications/Revisions ................................ 3
3.1.1 Interface Sub-Layers .................................. 4
3.1.2 Guidance on Defining Sub-layers ....................... 6
3.1.3 Virtual Circuits ...................................... 8
3.1.4 Bit, Character, and Fixed-Length Interfaces ........... 8
3.1.5 Interface Numbering ................................... 10
3.1.6 Counter Size .......................................... 14
3.1.7 Interface Speed ....................................... 16
3.1.8 Multicast/Broadcast Counters .......................... 17
3.1.9 Trap Enable ........................................... 18
3.1.10 Addition of New ifType values ........................ 18
3.1.11 InterfaceIndex Textual Convention .................... 18
3.1.12 New states for IfOperStatus .......................... 19
3.1.13 IfAdminStatus and IfOperStatus ....................... 20
3.1.14 IfOperStatus in an Interface Stack ................... 21
3.1.15 Traps ................................................ 21
3.1.16 ifSpecific ........................................... 23
3.1.17 Creation/Deletion of Interfaces ...................... 24
3.1.18 All Values Must be Known ............................. 24
4 Media-Specific MIB Applicability .......................... 25
McCloghrie & Kastenholz Standards Track