Re: Walk/Get data problem Value: U

We can't use a "walk", because, by definition, this may return multiple values
where we only expect a single one.

The solution to your issue would be to do a "get" against the <index>.1
You may want ti use the <oid_suffix> feature for that.

Reinhard

On 16.03.2012 12:23, Matej wrote:
> Hi,
> 
> When I create a new template for a device (CMTS), I get correct IDs for 
> interfaces like:
> IF-MIB::ifIndex.721432 = INTEGER: 721432
> 
> Then for some values, like SNR, I can successfully get the data such as:
> transmission.127.1.3.9.1.3.721432.
> 
> The problem I have are the values for the OID 
> enterprises.4998.1.1.10.2.23.1.2, where adding the interface ID to the 
> end like enterprises.4998.1.1.10.2.23.1.2.721432 is not enough (snmpwalk 
> works, but snmpget doesnt and then of course Cacti also doesnt), because 
> the query should be enterprises.4998.1.1.10.2.23.1.2.721432.1 (so .1 
> added after the interface ID).
> 
> In the template I have:
> <dcx4StatsAvgUtil>
> <name>dcx4StatsAvgUtil</name>
> <method>walk</method>
> <source>value</source>
> <direction>output</direction>
> <oid>.1.3.6.1.4.1.4998.1.1.10.2.23.1.2</oid>
> </dcx4StatsAvgUtil>
> 
> snmpwalk of .1.3.6.1.4.1.4998.1.1.10.2.23.1.2.721432 returns INTEGER: 13
> snmpget of .1.3.6.1.4.1.4998.1.1.10.2.23.1.2.721432 returns No Such 
> Instance currently exists at this OID
> 
> Why does Cacti seems to use snmpget instead of snmpwalk (even though I 
> have walk as a method) which returns result successfully?
> 
> The issue I am having, is like the one described here: 
> http://forums.cacti.net/about39934.html. But since there is quite a 
> number of interfaces, I am looking for an automated solution.
> 
> I am looking for a nice way of getting those results into the Cacti (I 
> am working on a Arris C4c CMTS template many are looking for and will 
> make it public after completing).
> 
> Thanks a lot in advance, will appreciate it!
> Matej
> 
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