RFC1155-SMI.txt
上传用户:wxp200602
上传日期:2007-10-30
资源大小:4028k
文件大小:3k
- RFC1155-SMI DEFINITIONS ::= BEGIN
- EXPORTS -- EVERYTHING
- internet, directory, mgmt,
- experimental, private, enterprises,
- OBJECT-TYPE, ObjectName, ObjectSyntax, SimpleSyntax,
- ApplicationSyntax, NetworkAddress, IpAddress,
- Counter, Gauge, TimeTicks, Opaque;
- -- the path to the root
- internet OBJECT IDENTIFIER ::= { iso org(3) dod(6) 1 }
- directory OBJECT IDENTIFIER ::= { internet 1 }
- mgmt OBJECT IDENTIFIER ::= { internet 2 }
- experimental OBJECT IDENTIFIER ::= { internet 3 }
- private OBJECT IDENTIFIER ::= { internet 4 }
- enterprises OBJECT IDENTIFIER ::= { private 1 }
- -- definition of object types
- OBJECT-TYPE MACRO ::=
- BEGIN
- TYPE NOTATION ::= "SYNTAX" type (TYPE ObjectSyntax)
- "ACCESS" Access
- "STATUS" Status
- VALUE NOTATION ::= value (VALUE ObjectName)
- Access ::= "read-only"
- | "read-write"
- | "write-only"
- | "not-accessible"
- Status ::= "mandatory"
- | "optional"
- | "obsolete"
- END
- -- names of objects in the MIB
- ObjectName ::=
- OBJECT IDENTIFIER
- -- syntax of objects in the MIB
- ObjectSyntax ::=
- CHOICE {
- simple
- SimpleSyntax,
- -- note that simple SEQUENCEs are not directly
- -- mentioned here to keep things simple (i.e.,
- -- prevent mis-use). However, application-wide
- -- types which are IMPLICITly encoded simple
- -- SEQUENCEs may appear in the following CHOICE
- application-wide
- ApplicationSyntax
- }
- SimpleSyntax ::=
- CHOICE {
- number
- INTEGER,
- string
- OCTET STRING,
- object
- OBJECT IDENTIFIER,
- empty
- NULL
- }
- ApplicationSyntax ::=
- CHOICE {
- address
- NetworkAddress,
- counter
- Counter,
- gauge
- Gauge,
- ticks
- TimeTicks,
- arbitrary
- Opaque
- -- other application-wide types, as they are
- -- defined, will be added here
- }
- -- application-wide types
- NetworkAddress ::=
- CHOICE {
- internet
- IpAddress
- }
- IpAddress ::=
- [APPLICATION 0] -- in network-byte order
- IMPLICIT OCTET STRING (SIZE (4))
- Counter ::=
- [APPLICATION 1]
- IMPLICIT INTEGER (0..4294967295)
- Gauge ::=
- [APPLICATION 2]
- IMPLICIT INTEGER (0..4294967295)
- TimeTicks ::=
- [APPLICATION 3]
- IMPLICIT INTEGER (0..4294967295)
- Opaque ::=
- [APPLICATION 4] -- arbitrary ASN.1 value,
- IMPLICIT OCTET STRING -- "double-wrapped"
- END