problem with switch cisco sg200-26

[varunthon]

how i monitor cisco sg200-26 with graph on debian,it doesn't support snmp but support rmon
when i create graph i get error

RRDTool Command:
/usr/bin/rrdtool graph - \
--imgformat=PNG \
--start=-86400 \
--end=-300 \
--title='Cisco - Multicast, Broadcast and Total Packets' \
--rigid \
--base=1000 \
--height=120 \
--width=500 \
--alt-autoscale-max \
--lower-limit=0 \
--vertical-label='packets/sec' \
--slope-mode \
--font TITLE:12: \
--font AXIS:8: \
--font LEGEND:10: \
--font UNIT:8: \
AREA:#FFF200FF:"Total Packets In" \
GPRINT::LAST:" Current\:%8.2lf %s" \
GPRINT::AVERAGE:"Average\:%8.2lf %s" \
GPRINT::MAX:"Maximum\:%8.2lf %s\n" \
LINE1:#00234BFF:"Multicast Packets In" \
GPRINT::LAST:"Current\:%8.2lf %s" \
GPRINT::AVERAGE:"Average\:%8.2lf %s" \
GPRINT::MAX:"Maximum\:%8.2lf %s\n" \
LINE1:#FF4105FF:"Broadcast Packets In" \
GPRINT::LAST:"Current\:%8.2lf %s" \
GPRINT::AVERAGE:"Average\:%8.2lf %s" \
GPRINT::MAX:"Maximum\:%8.2lf %s\n"
RRDTool Says:
ERROR: parameter '#FFF200FF' does not represent a number in line AREA:#FFF200FF:Total Packets In

[gandalf]

There's no DEF statement aka there is no data source associated with that graph. Edit that graph and associate the correct data source items
R.