Antwort: AW: Antwort: AW: Antwort: Re: strange ICMP - packets from node

fmu_at_OERAG.DE
Date: 06/27/03

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    Date:         Fri, 27 Jun 2003 12:25:29 +0200
To: aix-l@Princeton.EDU

    Hi Christian,

    can you explain to me, for what the values are? I don't understand the man
    pages exactly..... ;-(

    Best regards,
    Frank

    "Sippel, Christian" <Christian.Sippel@IZB.DE>@Princeton.EDU> on 27.06.2003
    08:55:41

    Bitte antworten an IBM AIX Discussion List <aix-l@Princeton.EDU>

    Gesendet von: IBM AIX Discussion List <aix-l@Princeton.EDU>

    An: aix-l@Princeton.EDU
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    Thema: AW: Antwort: AW: Antwort: Re: strange ICMP - packets from node

    Good morning,
    I think it's
    /usr/sbin/no -o tcp_pmtu_discover=0
    /usr/sbin/no -o udp_pmtu_discover=0

    I would venture to say that you can savely give it a try (and then have a
    look with iptrace / ipreport for icmp packets)

    HTH, Christian

    > ----------
    > Von: fmu@OERAG.DE[SMTP:fmu@OERAG.DE]
    > Antwort an: IBM AIX Discussion List
    > Gesendet: Donnerstag, 26. Juni 2003 18:41
    > An: aix-l@Princeton.EDU
    > Betreff: Antwort: AW: Antwort: Re: strange ICMP - packets from node
    >
    > Hi Christian,
    >
    > what is this exact for an no option? I don't find this with the command
    > 'no
    > -a'.
    >
    > Or is this 'pmtu_rediscover_interval' ???
    >
    > Frank
    >
    >
    >
    >
    >
    > "Sippel, Christian" <Christian.Sippel@IZB.DE>@Princeton.EDU> on
    26.06.2003
    > 17:50:42
    >
    > Bitte antworten an IBM AIX Discussion List <aix-l@Princeton.EDU>
    >
    > Gesendet von: IBM AIX Discussion List <aix-l@Princeton.EDU>
    >
    >
    > An: aix-l@Princeton.EDU
    > Kopie:
    >
    > Thema: AW: Antwort: Re: strange ICMP - packets from node
    >
    >
    > It might sound strange but I can remember I had a similar problem quite a
    > while ago and as far as I can remember I turned off Path-MTU-discovery (a
    > kernel network option, the no-command) - Just a thought, and, as I said,
    > it
    > might sound strange...
    >
    > Christian
    >
    > > ----------
    > > Von: fmu@OERAG.DE[SMTP:fmu@OERAG.DE]
    > > Antwort an: IBM AIX Discussion List
    > > Gesendet: Donnerstag, 26. Juni 2003 17:40
    > > An: aix-l@Princeton.EDU
    > > Betreff: Antwort: Re: strange ICMP - packets from node
    > >
    > > Hi *,
    > >
    > > Tim: no crontabs, no jobs
    > >
    > > Bill: no HACMP
    > >
    > > Is it possible to trace the IP-traffic and find so the source?
    > >
    > > Best regards,
    > > Frank
    > >
    > >
    > >
    > >
    > >
    > > Bill Verzal <BVerzal@KOMATSUNA.COM>@Princeton.EDU> on 26.06.2003
    > 17:29:31
    > >
    > > Bitte antworten an IBM AIX Discussion List <aix-l@Princeton.EDU>
    > >
    > > Gesendet von: IBM AIX Discussion List <aix-l@Princeton.EDU>
    > >
    > >
    > > An: aix-l@Princeton.EDU
    > > Kopie:
    > >
    > > Thema: Re: strange ICMP - packets from node
    > >
    > >
    > > Is this one or more HACMP clusters or an SP?
    > >
    > > BV
    > > --------------------------------------------------------
    > >
    > > Bill Verzal
    > > AIX Administrator, Komatsu America
    > > (847) 970-3726 - direct
    > > (847) 970-4184 - fax
    > >
    > >
    > > |---------+---------------------------->
    > > | | Tim Brumfield |
    > > | | <BRUMFIT@DFA.STAT|
    > > | | E.MS.US> |
    > > | | Sent by: IBM AIX |
    > > | | Discussion List |
    > > | | <aix-l@Princeton.|
    > > | | EDU> |
    > > | | |
    > > | | |
    > > | | 06/26/2003 10:07 |
    > > | | AM |
    > > | | Please respond to|
    > > | | IBM AIX |
    > > | | Discussion List |
    > > | | |
    > > |---------+---------------------------->
    > > >
    > >
    > >
    >
    --------------------------------------------------------------------------
    > > -----------------------------------------------------|
    > >
    > > |
    > > |
    > > | To: aix-l@Princeton.EDU
    > > |
    > > | cc:
    > > |
    > > | Subject: Re: strange ICMP - packets from node
    > > |
    > > >
    > >
    > >
    >
    --------------------------------------------------------------------------
    > > -----------------------------------------------------|
    > >
    > >
    > >
    > >
    > > You may want to look at your crontabs to see if the process is
    scheduled
    > > there.
    > >
    > > >>> fmu@OERAG.DE 6/26/2003 9:10:56 AM >>>
    > > Hi *,
    > >
    > > on of our nodes send all 10 minutes ICMP-Packets to an IP-Adress (it
    > > shows
    > > as a ping to the IP-Adress). We observe this in our network
    > > monitoring.
    > > But I cannot find anything in my process list. I check the process
    > > list
    > > every second without success.
    > >
    > > What is the way to trace this so that I can find the command or
    > > process
    > > which start the ping?
    > >
    > >
    > > Best regards,
    > > Frank Mueller
    > >
    >

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