Heya all,

We are using MRTG (2.16.2) for monitoring our NORTELs Passport 8600, at the moment they have several ethernetCsmacd interfaces, handling several 10Gbs and 1Gbs links. Since we started monitoring the NORTEL switches, we are seeing the statistic flapping up and showing not realistic values, suddenly we get 15 Tb of traffic or even more, which it's not a real value :-). We have also to make the config file by hand, because when we run the cfgmaker script, we got the following warning (running cfgmaker printing the debug information):

--base: check for HighspeedCounters failed ... Dropping back to V1

Besides cfgmaker was not able to make a right config file, because the 10Gbs links were not configured properly:

 Created by
# /usr/local/mrtg/bin/cfgmaker --snmp-options :::::2 [EMAIL PROTECTED] -- output=XXXXX


### Global Config Options

#  for UNIX
# WorkDir: /home/http/mrtg

#  or for NT
# WorkDir: c:\mrtgdata

### Global Defaults

#  to get bits instead of bytes and graphs growing to the right
# Options[_]: growright, bits

EnableIPv6: no

######################################################################
# System: GW-Nacional2
# Description: MERS-8610 (4.2.2.0OE)
# Contact: www.nortel.com - Select support and training for on-line help and assistance
# Location: 4655 Great America Parkway,Santa Clara,CA 95054
######################################################################


### Interface 128 >> Descr: 'XXXXX' | Name: 'XXXXX' | Ip: '' | Eth: 'XXXXXX' ###

Target[XXXX]: 128:[EMAIL PROTECTED]:::::2
SetEnv[XXXXX]: MRTG_INT_IP="" MRTG_INT_DESCR="XXXXX"
MaxBytes[XXXX]: 176258176
Title[XXXXX]: Traffic Analysis for 128 -- XXXXX
PageTop[XXXXX]: <h1>Traffic Analysis for 128 -- XXXX</h1>
                <div id="sysdetails">
                        <table>
                                <tr>
                                        <td>System:</td>
                                        <td>XXXX</td>
                                </tr>
                                <tr>
                                        <td>Maintainer:</td>
<td>www.nortel.com - Select support and training for on-line help and assistance</td>
                                </tr>
                                <tr>
                                        <td>Description:</td>
                                        <td>XXXXX</td>
                                </tr>
                                <tr>
                                        <td>ifType:</td>
                                        <td>ethernetCsmacd (6)</td>
                                </tr>
                                <tr>
                                        <td>ifName:</td>
                                        <td>Slot 2, Port 1</td>
                                </tr>
                                <tr>
                                        <td>Max Speed:</td>
                                        <td>176.3 MBytes/s</td>
                                </tr>
                        </table>
                </div>


As you can see the max speed is 176MBytes/s = 1401MBits/s, which it's wrong, because it's a 10Gbits link. We changed it by hand to the right values, and started monitoring the links.

Do anyone knows why MRTG are getting the wrong values, which are producing the wrong statistic, why the cfgmaker are not working ok?

Many thanks in advance,
Carlos

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