HP Systems Insight Manager User Manual

Page 116

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Use of the -d switch is not necessary when you have copied all MIBs, including dependency MIBs, to the
<BASE>\mibs

directory and execute mcompile from the <BASE>\mibs directory. The -d switch specifies

which directory contains the MIB files to be compiled into Systems Insight Manager. The directory path must
be specified as relative to the full path or relative to the <BASE> directory.

As output, mcompile produces a CFG file and save it to the <BASE>\mibs directory. This file has the same
name as the source MIB except it has the .cfg suffix. In the typical usage mentioned above, the resulting
output file would be test.cfg. Running mcompile several times against the same source MIB produces
multiple revisions of the CFG with the latest version retaining the .cfg extension. CFG files are stripped-down
versions of the original source MIBs where all comments have been removed, all imports from other MIBs
have been resolved and substituted as needed, and the compiler has converted v2 syntax to v1 where
appropriate.

When compiling MIBs with dependencies, the dependent MIB must be located in the same directory as the
target MIB and must follow a certain naming convention, typically MIBMODULE.MIB. An example follows
using excerpts from the CPQFCA MIB:

CPQFCA-MIB DEFINITIONS ::= BEGIN

IMPORTS

compaq

FROM CPQHOST-MIB

enterprises

FROM RFC1155-SMI

DisplayString

FROM RFC1213-MIB

OBJECT-TYPE

FROM RFC-1212

TRAP-TYPE

FROM RFC-1215

cpqSsChassisName

FROM CPQSTSYS-MIB

mcompile

searched for compaq by opening the file CPQHOST.MIB and mcompile looks for

cpqSsChassisName in CPQSTSYS.MIB. The other imports are resolved automatically when mcompile runs
from the <BASE>\mibs directory. HP provides versions of the RFC 1212, 1213, and 1215 MIBs for
automatic import during compilation. mcompile automatically resolves and imports internally from RFC1155.

Another example of imports during compilation comes from the BLADETYPE2-TRAP.MIB used by the HP
ProLiant BL p-Class GbE2 Interconnect Switch:

BLADETYPE2-TRAP-MIB DEFINITIONS ::= BEGIN

IMPORTS

TRAP-TYPE

FROM RFC-1215

sysName

FROM RFC1213-MIB

hpSwitchBladeType2-Mgmt

FROM HP-SWITCH-PL-MIB

agSlotNumber

FROM BLADETYPE2-SWITCH-MIB

ipCurCfgGwIndex

FROM BLADETYPE2-NETWORK-MIB

In this example,

TRAP-TYPE and sysName are readily resolved as in the example above.

hpSwitchBladeType2-Mgmt is resolved by mcompile checking HP-SWITCH-PL.MIB. agSlotNumber is

116

Compiling and customizing MIBs

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