airMAX - How to Enable and Test SNMP

Overview


SNMP (Simple Network Monitoring Protocol) allows for the remote monitoring of your airMAX devices using various 3rd party NSM solutions.  All airMAX devices support SNMPv1 read access.   

Download the Latest MIB


 You can find the latest MIB for airMAX 5.6/7 attached to the bottom of this article.

How to enable SNMP


  1. Navigate to the Services tab and enabled SNMP.
  2. Set your SNMP Community, Contact Info and Location.

Below is an example from an airMAX AC radio.



How to test SNMP on Windows


You can use something like iReasonings MIB Browser to load our private MIB, and explore available OIDs.  

  1. Extract the UBNT MIB zip file, and load into the MIB Browser.  
  2. Set the default Read Community under Tools->Options-> Default Value->Agent Read Community.  (You can override this default on a per-device basis by clicking on the Advanced button.)
  3. Set the IP address of the SNMP enabled device
  4. Using the MIB Tree on the left, navigate to org -> dod -> internet -> private -> enterprises → ubnt
  5. Right click on “ubnt” and select “Get subtree”


How to test SNMP on Linux


  1. Make sure you have snmp (net-snmp-utils on Fedora/CentOS) installed on your system.
  2. Use snmpwalk to manually query your SNMP enabled device.

snmpwalk -c <community name> -V 1 <ipaddress> <oid>

 Here is an example output using the OID ubntWlStatSignal (.1.3.6.1.4.1.41112.1.4.5.1.5)



SNMP Quick Reference Guide


A list of OIDs and their definitions can be found HERE.

User Notes 


Some users have found these points to be true for their specific cases:

  • "My SNMP system (prtg) requires that the .1 be appended to the end of the OID."

Note: we thank our users for contributing to the value of the Help Center by sending us their own case experiences. If you have something to add, please send it to helpcenter_feedback@ubnt.com.