Re: MIB, sub-agent design questions from beginner

On Thu, 17 Mar 2005 20:46:45 -0800 (PST) Steve wrote:
SSL> MYAPP basically
SSL> consists of various/different applications all running
SSL> on the same node. All the parameters to be monitored
SSL> for all these applications (application A, application
SSL> B, and so on) will be the same. There will be multiple
SSL> instances of the same application: for example,
SSL> application A instance #1 , application A instance #2,
SSL> application B instance # 1, application B instance #2
SSL> and so on. The number of instances per application is
SSL> not fixed and configurable for each run of MYAPP.
SSL>
SSL> To monitor MYAPP, I plan to use some of the parameters
SSL> (for example, applOperStatus) from
SSL> NETWORK-SERVICES-MIB.txt (rfc 2788) and some (for
SSL> example, mtaStoredVolume) from MTA-MIB.txt (rfc 2789).
SSL>
SSL> (1) MIB question:
SSL> It looks like I must define a new MIB that will
SSL> contain the desired parameters from both the above
SSL> standard MIBs?

If you don't want to implement the tables themselves, then you can copy and
rename the object definitions you like in your own mib.

SSL> (2) This question is related to table design :
SSL> applTable (from NETWORK-SERVICES-MIB.txt). I need to
SSL> monitor all instances (for example , application A
SSL> instance#1, application A instance#2 and so on). Does
SSL> that mean that the table would look something like:
SSL>
SSL> first row for application A instance #1
SSL> second row for application A instance #2
SSL> third row for application B instance #1
SSL> fourth row for application B instance # 2
SSL> ......
SSL> and so on ?

The applTable does not specify any order constraints, so you could order them
however you want, as long as they don't re-number during run-time.

SSL> Would there be problems in populationg the table since
SSL> the number of instances per application type is not
SSL> fixed?

Nope.

--
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unless they are requests for paid consulting services.

Robert Story; NET-SNMP Junkie
Support: <http://www.net-snmp.org/> <irc://irc.freenode.net/#net-snmp>
Archive: <http://sourceforge.net/mailarchive/forum.php?forum=net-snmp-users>

You are lost in a twisty maze of little standards, all different.


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