good morning everyone.
i did a clean openBSD install last week, i use openBSD as natbox and firewall.

i want to add some local stats for mesuring trafic on the box.
so i installed RRDtool,MRTG and smokeping.

i have this in my mrtg.cfg for the rig's that have to checked.
Target[192.168.0.231]: 2ublic@192.168.0.231
MaxBytes[192.168.0.231]: 1250000
Title[192.168.0.231]: : Megazeul
PageTop[192.168.0.231]: <H1>Traffic Analysis for Megazeul
</H1>
<TABLE>
<TR><TD>System:</TD><TD>local-gw in </TD></TR>
<TR><TD>Maintainer:</TD><TD></TD></TR>
<TR><TD>Interface:</TD><TD>Megazeul (3)</TD></TR>
<TR><TD>IP:</TD><TD>local-gw (192.168.0.231)</TD></TR>
<TR><TD>Max Speed:</TD>
<TD>1250.0 kBytes/s</TD></TR>
</TABLE>

#----------------------------------------------------------------------
Target[192.168.0.240]: 1ublic@192.168.0.240
RouterUptime[192.168.0.240]: public@192.168.0.240
MaxBytes[192.168.0.240]: 1250000
Title[192.168.0.240]: : BSDrouter
PageTop[192.168.0.240]: <H1>Traffic Analysis for BSDrouter
</H1>
<TABLE>
<TR><TD>System:</TD><TD>local-gw in </TD></TR>
<TR><TD>Maintainer:</TD><TD></TD></TR>
<TR><TD>Interface:</TD><TD>BSDrouter</TD></TR>
<TR><TD>IP:</TD><TD>local-gw (192.168.0.240)</TD></TR>
<TR><TD>Max Speed:</TD>
<TD>1250.0 kBytes/s</TD></TR>
</TABLE>
#----------------------------------------------------------------------

the cfgmaker found no error.
all other settings are correct.

but when i start mrtg i got below fautlts on the screen.
# mrtg
SNMP Error:
no response received
SNMPv1_Session (remote host: "192.168.0.231" [192.168.0.231].161)
community: "public"
request ID: 1494958448
PDU bufsize: 8000 bytes
timeout: 2s
retries: 5
backoff: 1)
at /usr/local/libdata/perl5/site_perl/SNMP_util.pm line 490
SNMPGET Problem for ifInOctets.2 ifOutOctets.2 sysUptime sysName on public@192.168.0.231::::::v4only
at /usr/local/bin/mrtg line 1921
WARNING: skipping because at least the query for ifInOctets.2 on 192.168.0.231 did not succeed
WARNING: no data for ifInOctets&ifOutOctetsublic@192.168.0.231. Skipping further queries for Host 192.168.0.231 in this round.
SNMP Error:
no response received
SNMPv1_Session (remote host: "192.168.0.240" [192.168.0.240].161)
community: "public"
request ID: 1249845634
PDU bufsize: 8000 bytes
timeout: 2s
retries: 5
backoff: 1)
at /usr/local/libdata/perl5/site_perl/SNMP_util.pm line 490
SNMPGET Problem for ifInOctets.1 ifOutOctets.1 sysUptime sysName on public@192.168.0.240::::::v4only
at /usr/local/bin/mrtg line 1921
WARNING: skipping because at least the query for ifInOctets.1 on 192.168.0.240 did not succeed
WARNING: no data for ifInOctets&ifOutOctetsublic@192.168.0.240. Skipping further queries for Host 192.168.0.240 in this round.
ERROR: Target[192.168.0.231][_IN_] ' $target->[0]{$mode} ' did not eval into defined data
ERROR: Target[192.168.0.231][_OUT_] ' $target->[0]{$mode} ' did not eval into defined data
ERROR: Target[192.168.0.240][_IN_] ' $target->[1]{$mode} ' did not eval into defined data
ERROR: Target[192.168.0.240][_OUT_] ' $target->[1]{$mode} ' did not eval into defined data
SNMP Error:
no response received
SNMPv1_Session (remote host: "192.168.0.240" [192.168.0.240].161)
community: "public"
request ID: 1961152280
PDU bufsize: 8000 bytes
timeout: 2s
retries: 5
backoff: 1)
at /usr/local/libdata/perl5/site_perl/SNMP_util.pm line 490
SNMPGET Problem for sysUptime sysName on public@192.168.0.240
at /usr/local/bin/mrtg line 542
#

log files are created.
png is also created.

what do i wrong, or what is wrong.
i know that mrtg is ported to openBSD, and my knowleg for openbsd is average.

even with PF disabled i got those messages.

with smokeping, i got the next message.

# smokeping
Dropping privileges to _smokeping ...
ERROR: FPing must be installed setuid root or it will not work
at (eval 13) line 1

as user, it wound start at al.

can someone please help me out
if this wont work, i know that installing cacti is no use to..

Regards.
Tony.