MIB の例

すべての種類の MIB 変数を含む MIB の例を次に示します。MIB にはテーブルも組み込まれています。この MIB が mibcodegen を通じて実行されると、適切な MIB データベースとスタブコードが生成されます。これによって、この MIB のサブエージェントが構築されます。

DEMO-MIB DEFINITIONS ::= BEGIN

   IMPORTS
       OBJECT-TYPE, Counter32, Gauge32
         FROM SNMPv2-SMI
	 DisplayString, TimeStamp
         FROM SNMPv2-TC;

   mib-2        OBJECT IDENTIFIER ::= { mgmt 1 }
   sun  OBJECT IDENTIFIER ::= { enterprises 42 }
   demo OBJECT IDENTIFIER ::= { sun 1000 }

--
-- Some objects
--
demoString OBJECT-TYPE
       SYNTAX DisplayString
       MAX-ACCESS read-write
       STATUS current
       DESCRIPTION
         "A read-write object of type String."
       ::= {demo 1}

demoInteger OBJECT-TYPE
       ::= {demoTable 1}
DemoEntry ::= SEQUENCE {
       demoEntryIndex
           INTEGER,
       demoEntryString
           DisplayString,
       demoEntryInteger
           INTEGER,
       demoEntryOid
           OBJECT IDENTIFIER }
SYNTAX INTEGER {
         up(1),
         down(2) }
       MAX-ACCESS read-write
       STATUS current
       DESCRIPTION
         "A read-write object of type Integer."
       ::= {demo 2}

   demoOid OBJECT-TYPE
       SYNTAX OBJECT IDENTIFIER
       MAX-ACCESS read-write
       STATUS current
       DESCRIPTION
         "A read-write object of type Oid."
       ::= {demo 3}
-- A table composed of some columns

   demoTable OBJECT-TYPE
       SYNTAX SEQUENCE OF DemoEntry
       MAX-ACCESS not-accessible
       STATUS current
       DESCRIPTION
           "A table."
       ::= {demo 10}

   demoEntry OBJECT-TYPE
       SYNTAX DemoEntry
       MAX-ACCESS not-accessible
       STATUS current
       DESCRIPTION
         "An entry in the table demoTable."
       INDEX {demoEntryIndex}
 demoEntryIndex OBJECT-TYPE
       SYNTAX INTEGER (1..2147483647)
       MAX-ACCESS not-accessible
       STATUS current
       DESCRIPTION
         "An index to uniquely identify the entry."
       ::= {demoEntry 1}

   demoEntryString OBJECT-TYPE
       SYNTAX DisplayString
       MAX-ACCESS read-write
       STATUS current
       DESCRIPTION
         "A read-write column of type String."
       ::= {demoEntry 2}

demoEntryInteger OBJECT-TYPE
       SYNTAX INTEGER {
         up(1),
         down(2) }

       MAX-ACCESS read-write
       STATUS current
       DESCRIPTION
         "A read-write column of type Integer."
       ::= {demoEntry 3}

   demoEntryOid OBJECT-TYPE
       SYNTAX OBJECT IDENTIFIER
       MAX-ACCESS read-write
       STATUS current
       DESCRIPTION
         "A read-write column of type Oid."
       ::= {demoEntry 4}
demoTrap TRAP-TYPE
        ENTERPRISE sun
        VARIABLES { demoInteger, demoString, demoOid}
        DESCRIPTION
        " Trap for testing."
        ::= 2
demoColdLinkTrap TRAP-TYPE
        ENTERPRISE snmp
        DESCRIPTION
        " Trap for testing."
        ::= 0

   END