120 lines
3.1 KiB
Plaintext
120 lines
3.1 KiB
Plaintext
RFC1155-SMI DEFINITIONS ::= BEGIN
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EXPORTS -- EVERYTHING
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internet, directory, mgmt,
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experimental, private, enterprises,
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OBJECT-TYPE, ObjectName, ObjectSyntax, SimpleSyntax,
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ApplicationSyntax, NetworkAddress, IpAddress,
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Counter, Gauge, TimeTicks, Opaque;
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-- the path to the root
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internet OBJECT IDENTIFIER ::= { iso org(3) dod(6) 1 }
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directory OBJECT IDENTIFIER ::= { internet 1 }
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mgmt OBJECT IDENTIFIER ::= { internet 2 }
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experimental OBJECT IDENTIFIER ::= { internet 3 }
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private OBJECT IDENTIFIER ::= { internet 4 }
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enterprises OBJECT IDENTIFIER ::= { private 1 }
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-- definition of object types
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OBJECT-TYPE MACRO ::=
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BEGIN
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TYPE NOTATION ::= "SYNTAX" type (TYPE ObjectSyntax)
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"ACCESS" Access
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"STATUS" Status
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VALUE NOTATION ::= value (VALUE ObjectName)
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Access ::= "read-only"
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| "read-write"
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| "write-only"
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| "not-accessible"
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Status ::= "mandatory"
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| "optional"
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| "obsolete"
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END
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-- names of objects in the MIB
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ObjectName ::=
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OBJECT IDENTIFIER
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-- syntax of objects in the MIB
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ObjectSyntax ::=
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CHOICE {
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simple
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SimpleSyntax,
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-- note that simple SEQUENCEs are not directly
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-- mentioned here to keep things simple (i.e.,
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-- prevent mis-use). However, application-wide
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-- types which are IMPLICITly encoded simple
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-- SEQUENCEs may appear in the following CHOICE
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application-wide
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ApplicationSyntax
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}
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SimpleSyntax ::=
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CHOICE {
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number
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INTEGER,
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string
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OCTET STRING,
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object
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OBJECT IDENTIFIER,
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empty
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NULL
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}
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ApplicationSyntax ::=
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CHOICE {
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address
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NetworkAddress,
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counter
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Counter,
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gauge
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Gauge,
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ticks
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TimeTicks,
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arbitrary
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Opaque
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-- other application-wide types, as they are
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-- defined, will be added here
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}
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-- application-wide types
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NetworkAddress ::=
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CHOICE {
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internet
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IpAddress
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}
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IpAddress ::=
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[APPLICATION 0] -- in network-byte order
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IMPLICIT OCTET STRING (SIZE (4))
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Counter ::=
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[APPLICATION 1]
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IMPLICIT INTEGER (0..4294967295)
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Gauge ::=
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[APPLICATION 2]
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IMPLICIT INTEGER (0..4294967295)
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TimeTicks ::=
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[APPLICATION 3]
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IMPLICIT INTEGER (0..4294967295)
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Opaque ::=
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[APPLICATION 4] -- arbitrary ASN.1 value,
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IMPLICIT OCTET STRING -- "double-wrapped"
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END
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