[mrtg] Re: Signal strength

[Chris Hale]

This is what we use and it works fine with routers2.cgi as our front end:

LogFormat: rrdtool
WorkDir: /etc/mrtg/rrdtool
LibAdd: /usr/local/rrdtool-1.0.46/lib/perl

LoadMIBs: /usr/local/share/snmp/mibs/fibe325.mib


###########################################################################
################                                        ###################
################        Signal Level Monitoring         ###################
################                                        ###################
###########################################################################

ShortLegend[_]: dBm
Options[_]: gauge,unknaszero
YLegend[_]: Received Signal Level - dB(m)
LegendI[_]: Local Rx Level
LegendO[_]: Remote Rx Level
Legend1[_]: Local Unit Rx Level in dBm
Legend2[_]: Remote Unit Rx Level in dBm
Legend3[_]: Local Rx Max value per interval on graph
Legend4[_]: Remote Rx Max value per interval on graph
Colours[_]: GREEN#00eb0c,BLUE#0000ff,GRAY#AAAAAA,VIOLET#ff00ff
WithPeak[_]: ywm
PageFoot[_]: <p><FORM><INPUT TYPE="BUTTON" VALUE="BACK"
onClick="history.back()"
></FORM><p>
        <p><h2><b>Contact <A
HREF="mailto:support at peaknetworks.com">Support</a>
if you have questions regarding this page.</b></h2>
routers.cgi*Mode[_]: generic
routers.cgi*Options[_]: bytes

###################  Rx Level for Cell Site Ceragon  #####################

Target[rx.cellceragon]:gnOduStatusReceiveLevel.1&gnOduStatusReceiveLevel.101:public at 10.10.81.25:::::2
MaxBytes[rx.cellceragon]:50
Title[rx.cellceragon]: Rx Signal Levels for Cell Site Ceragon
PageTop[rx.cellceragon]:  <h1>Rx Signal Levels for Cell Site Ceragon</h1>


###################  Rx Levels for Grapevine Ceragon  #####################

Target[rx.grapevineceragon]:gnOduStatusReceiveLevel.1&gnOduStatusReceiveLevel.10
1:public at 10.10.81.24:::::2
MaxBytes[rx.grapevineceragon]:50
Title[rx.grapevineceragon]: Rx Levels for Grapevine Ceragon
PageTop[rx.grapevineceragon]: <h1>Rx Levels for Grapevine Ceragon</h1>


-- 
--------------
Chris Hale
Peak Networks
32 Third Ave
Burlington, MA 01803
781-425-6500
http://www.peaknetworks.com
chris_at peaknetworks.com

> I'm trying to monitor the signal strength on a Ceragon FibeAir 1528I. Is
> there a way to get MRTG to accept the negative values I'm getting from the
> radio?
>
> # snmpget 10.1.1.10 public .1.3.6.1.4.1.2281.3.1.2.1.3.1
> .1.3.6.1.4.1.2281.3.1.2.1.4.1
> enterprises.2281.3.1.2.1.3.1 = 17
> enterprises.2281.3.1.2.1.4.1 = -64
>
> Here is the config stub I'm trying to use.
>
> unscaled[_]:
> options[radio_local_signal]:  growright,nobanner,gauge,nopercent
> Target[radio_local_signal]:
> .1.3.6.1.4.1.2281.3.1.2.1.4.1&.1.3.6.1.4.1.2281.3.1.2.1.3.1:public at radio:
> Directory[radio_local_signal]:  radio
> MaxBytes[radio_local_signal]:  140
> Title[radio_local_signal]:  Local Signal Levels
> YLegend[radio_local_signal]: db
> ShortLegend[radio_local_signal]:  db
> LegendO[radio_local_signal]:  &nbsp;TX db:
> LegendI[radio_local_signal]:  &nbsp;RX db:
> PageTop[radio_local_signal]:  <H1>Local Signal Levels</H1>
>
>
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