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3. Definitions Connected: An Internet Encyclopedia
3. Definitions

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Next: 3.1. OSPF General Variables

3. Definitions

3. Definitions

OSPF-MIB DEFINITIONS ::= BEGIN

    IMPORTS
            MODULE-IDENTITY, OBJECT-TYPE, Counter32, Gauge32,
            Integer32, IpAddress
                FROM SNMPv2-SMI
            TEXTUAL-CONVENTION, TruthValue, RowStatus
                FROM SNMPv2-TC
            MODULE-COMPLIANCE, OBJECT-GROUP          FROM SNMPv2-CONF
            mib-2                                    FROM RFC1213-MIB;

--  This MIB module uses the extended OBJECT-TYPE macro as
--  defined in [9].

ospf MODULE-IDENTITY
        LAST-UPDATED "9501201225Z" -- Fri Jan 20 12:25:50 PST 1995
        ORGANIZATION "IETF OSPF Working Group"
        CONTACT-INFO
       "       Fred Baker
       Postal: Cisco Systems
               519 Lado Drive
               Santa Barbara, California 93111
       Tel:    +1 805 681 0115
       E-Mail: fred@cisco.com

               Rob Coltun
       Postal: RainbowBridge Communications
       Tel:    (301) 340-9416
       E-Mail: rcoltun@rainbow-bridge.com"
    DESCRIPTION
       "The MIB module to describe the OSPF Version 2
       Protocol"
    ::= { mib-2 14 }

--  The Area ID, in OSPF, has the same format as an IP Address,
--  but has the function of defining a summarization point for
--  Link State Advertisements

AreaID ::= TEXTUAL-CONVENTION
    STATUS      current
    DESCRIPTION
       "An OSPF Area Identifier."
    SYNTAX      IpAddress


--  The Router ID, in OSPF, has the same format as an IP Address,
--  but identifies the router independent of its IP Address.

RouterID ::= TEXTUAL-CONVENTION
    STATUS      current
    DESCRIPTION
       "A OSPF Router Identifier."
    SYNTAX      IpAddress


--  The OSPF Metric is defined as an unsigned value in the range

Metric ::= TEXTUAL-CONVENTION
    STATUS      current
    DESCRIPTION
       "The OSPF Internal Metric."
    SYNTAX      Integer32 (0..'FFFF'h)

BigMetric ::= TEXTUAL-CONVENTION
    STATUS      current
    DESCRIPTION
       "The OSPF External Metric."
    SYNTAX      Integer32 (0..'FFFFFF'h)

--  Status Values

Status ::= TEXTUAL-CONVENTION
    STATUS      current
    DESCRIPTION
       "The status of an interface: 'enabled' indicates that
       it is willing to communicate with other OSPF Routers,
       while 'disabled' indicates that it is not."
    SYNTAX      INTEGER { enabled (1), disabled (2) }

--  Time Durations measured in seconds

PositiveInteger ::= TEXTUAL-CONVENTION
    STATUS      current
    DESCRIPTION
       "A positive integer. Values in excess are precluded as
       unnecessary and prone to interoperability issues."
    SYNTAX      Integer32 (0..'7FFFFFFF'h)

HelloRange ::= TEXTUAL-CONVENTION
    STATUS      current
    DESCRIPTION
       "The range of intervals on which hello messages are
       exchanged."
    SYNTAX      Integer32 (1..'FFFF'h)
UpToMaxAge ::= TEXTUAL-CONVENTION
    STATUS      current
    DESCRIPTION
       "The values that one might find or configure for
       variables bounded by the maximum age of an LSA."
    SYNTAX      Integer32 (0..3600)


--  The range of ifIndex

InterfaceIndex ::= TEXTUAL-CONVENTION
    STATUS      current
    DESCRIPTION
       "The range of ifIndex."
    SYNTAX      Integer32


--  Potential Priorities for the Designated Router Election

DesignatedRouterPriority ::= TEXTUAL-CONVENTION
    STATUS      current
    DESCRIPTION
       "The values defined for the priority of a system for
       becoming the designated router."
    SYNTAX      Integer32 (0..'FF'h)

TOSType ::= TEXTUAL-CONVENTION
    STATUS      current
    DESCRIPTION
       "Type of Service is defined as a mapping to the IP Type of
       Service Flags as defined in the IP Forwarding Table MIB

       +-----+-----+-----+-----+-----+-----+-----+-----+
       |                 |                       |     |
       |   PRECEDENCE    |    TYPE OF SERVICE    |  0  |
       |                 |                       |     |
       +-----+-----+-----+-----+-----+-----+-----+-----+

                IP TOS                IP TOS
           Field     Policy      Field     Policy

           Contents    Code      Contents    Code
           0 0 0 0  ==>   0      0 0 0 1  ==>   2
           0 0 1 0  ==>   4      0 0 1 1  ==>   6
           0 1 0 0  ==>   8      0 1 0 1  ==>  10
           0 1 1 0  ==>  12      0 1 1 1  ==>  14
           1 0 0 0  ==>  16      1 0 0 1  ==>  18
           1 0 1 0  ==>  20      1 0 1 1  ==>  22
           1 1 0 0  ==>  24      1 1 0 1  ==>  26
           1 1 1 0  ==>  28      1 1 1 1  ==>  30

       The remaining values are left for future definition."
    SYNTAX      Integer32 (0..30)


Next: 3.1. OSPF General Variables

Connected: An Internet Encyclopedia
3. Definitions

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