[rrd-users] Re: [OT] - Get versus Getnext

[Thomas Erskine]

At 11:52 2003-02-20, Simon Mullis wrote:
 >
 >Afternoon, all...
 >
 >Apologies for the slightly off-topic post...
 >
 >Using MRTG I would like to query the MSSQL mssqlSrvInfoUserConnections OID
 >(.1.3.6.1.4.1.311.1.4.1.1.2.1.16)
 >
 >Doing a walk / getnext on the above OID using (insert your favourite MIB
 >browser here) I get a reponse along with a system specific OID:
 >
 >[user at host]$ snmpgetnext -v2c <hostname> <community>
 >.1.3.6.1.4.1.311.1.4.1.1.2.1.16
 >enterprises.311.1.4.1.1.2.1.17.8.72.69.65.84.95.83.81.76 = Gauge32: 43

16 != 17  Look again at the response.

 >Using the OID in the reponse, I assume that I should be able to perform a
 >simple snmp get on it to get the data I require.
 >
 >BUT:
 >
 >[user at host]$ snmpget -v2c <hostname> <community>
 >.1.3.6.1.4.1.311.1.4.1.1.2.1.16.8.72.69.65.84.95.83.81.76

Try it with the actual OID you got in the response.

 >Error in packet
 >Reason: (noSuchName) There is no such variable name in this MIB.
 >Failed object: enterprises.311.1.4.1.1.2.1.16.8.72.69.65.84.95.83.81.76
 >
 >
 >Two questions:
 >
 >1. Does anyone have any idea as to why this is the case?
 >
 >2. Can I make MRTG do a getnext instead of a get? (I think I know that this
 >is a no).
 >
 >I have tried both SNMPv1 and v2c.
 >I have tried appending .0 .1 .2 etc to the end of the OID.
 >
 >Please help!!
 >
 >Many thanks in advance for any insight anyone may give me.
 >
 >Kind Regards,
 >
 >SM
 >
 >
 >
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Thomas Erskine <thomas.erskine at sympatico.ca> +1.613.591.8490


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