KB84262
Published: December 10, 2014
Revision: 1.0

Using SNMP, only the first 4 points of an analog module are accessible


Applies To:

SNAP-PAC-R1
SNAP-PAC-R1-FM
SNAP-PAC-R1-W
SNAP-PAC-R2
SNAP-PAC-R2-FM
SNAP-PAC-R2-W
SNAP-PAC-EB1
SNAP-PAC-EB1-FM
SNAP-PAC-EB1-W
SNAP-PAC-EB2
SNAP-PAC-EB2-FM
SNAP-PAC-EB2-W

Versions Affected:

Problem affects versions: Firmware R9.4a and lower
Problem is fixed in version: R9.4b

Resolved In Version:

Problem is fixed in version: R9.4b


Symptoms:

Using SNMP for communication, you can access only the first four points on an analog module.

Workaround:

Access analog points beyond the first four by using an alternate protocol such as OptoMMP or Modbus/TCP.

Resolution:

Opto 22 has resolved this issue.
NOTE that you will need both the updated firmware and an updated MIB file to complete the fix.

Questions?

Contact: Opto 22 Product Support.
Phone: 800-835-6786 or 951-695-3080
Email: support@opto22.com


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