How to change the SNMP Trap Port SPECTRUM uses to listen for traps (Legacy KB ID CNC TS32807)

Document ID : KB000051859
Last Modified Date : 14/02/2018
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Edit the $SPECROOT/SS/.vnmrc file. Set the "snmp_trap_port=" to a value you wish to have SPECTRUM listen to for incoming traps. Then, you will need to restart the SpectroSERVER for the change to take affect.

The SPECTRUM Distributed SpectroSERVER Administrator Guide defines the ""snmp_trap_port=" entry in the $SPECROOT/SS/.vnmrc file as follows:


Specifies the port through which the VNM receives traps.

This command has the following format:



162 is the default port value.

Related Issues/Questions:
How to change the SNMP Trap Port SPECTRUM uses to  listen for traps

Problem Environment:
All versions of SPECTRUM
SNMP Trap Port

Additional Information:
Devices configured to send traps to SPECTRUM will need to be reconfigured to sent traps on this new port.

(Legacy KB ID CNC TS32807 )