Re: get without request

2013-01-27 Thread Dave Shield
On 26 January 2013 03:39, Nguyen Quoc Dinh nguyen.quocd...@zing.vn wrote:
 Since I still want to adopt snmp program at agents, is there any way to
 omit snmp-get-request, but to have snmp-get-response?

No.
The 'Response' PDU is only sent in response to an explicit
request PDU, be that a Get, GetNext, GetBulk or Set request.
The clue is in the name response :-)


The appropriate mechanism for the agent to independently notify
a management station of some information would be to use one
of the notification PDUs - i.e. 'trap' or 'inform'
   They are most typically used to report some form of error condition
or fault,  but they could equally well be used to implement a regular
polling mechanism.

There should be some example code in the source tree that
implements a 'heartbeat' trap, which might be a suitable starting point for you.

Dave

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Re: get without request

2013-01-27 Thread Nguyen Quoc Dinh
On 01/28/2013 01:47 AM, Dave Shield wrote:
 The appropriate mechanism for the agent to independently notify
 a management station of some information would be to use one
 of the notification PDUs - i.e. 'trap' or 'inform'
 They are most typically used to report some form of error condition
 or fault,  but they could equally well be used to implement a regular
 polling mechanism.
Hi Dave,

Yes, I think so. 'inform' and crontab would solve my simple problem.

Thanks,

Nguyen Quoc Dinh

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get without request

2013-01-25 Thread Nguyen Quoc Dinh
Hi all,

For some specific reasons, I want to update agent sensor value without 
get-request. That's to say the agent periodically send monitoring data 
to the monitor-host.

Since I still want to adopt snmp program at agents, is there any way to 
omit snmp-get-request, but to have snmp-get-response?

Any suggestion or comment would be highly appreciated and value to me.
Many thanks.

Nguyen Quoc Dinh

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