<![CDATA[optical Rx power monitoring issue]]>We are using NETXMS to MONITOR our optical Rx power of our network devices wherein we are getting the optical Rx Power in mW instead of dBm. please help us that how we get this Optical power values in dBm?

]]>https://forum.netxms.org/topic/5614/optical-rx-power-monitoring-issueRSS for NodeFri, 13 Nov 2026 20:59:40 GMTSun, 17 Jun 2018 04:42:20 GMT60<![CDATA[Reply to optical Rx power monitoring issue on Mon, 18 Jun 2018 16:08:40 GMT]]>Hi Tursiops,

Its working fine....thanks for the support ;D ;D

]]>https://forum.netxms.org/post/24436https://forum.netxms.org/post/24436Mon, 18 Jun 2018 16:08:40 GMT<![CDATA[Reply to optical Rx power monitoring issue on Mon, 18 Jun 2018 11:56:01 GMT]]>1 milliwatt = 1000 microwatt, therefore

return 10*log10($1/1000);

will convert microwatt to dbm.

]]>https://forum.netxms.org/post/24433https://forum.netxms.org/post/24433Mon, 18 Jun 2018 11:56:01 GMT<![CDATA[Reply to optical Rx power monitoring issue on Mon, 18 Jun 2018 09:29:59 GMT]]>Dear Tursiops,

Thanks for the reply. its working fine.

I also need script to convert microwatt to dBm.

can you also provide the same.

]]>https://forum.netxms.org/post/24431https://forum.netxms.org/post/24431Mon, 18 Jun 2018 09:29:59 GMT<![CDATA[Reply to optical Rx power monitoring issue on Sun, 17 Jun 2018 11:49:49 GMT]]>If your device only provides mW values, you will need to use a transform script on your DCI to convert to dBm.
The below should do it:

return 10*log10($1);
]]>https://forum.netxms.org/post/24429https://forum.netxms.org/post/24429Sun, 17 Jun 2018 11:49:49 GMT