You might try the following elam trigger: show plat elam trigger dbus ipv4 if IP_CHKSUM_VALID=0
Andras On Mon, Feb 14, 2011 at 10:42 AM, Ivan <[email protected]> wrote: > Hi, > > I have a 6509 running 12.2(18)SXF4. I find a lot of the following errors > in the logs > > %MLS_STAT-SP-4-IP_CSUM_ERR: IP checksum errors > %EARL_L3_ASIC-SP-3-INTR_WARN: EARL L3 ASIC: Non-fatal interrupt Packet > Parser block interrupt > > From what I read, these are informational > (http://www.cisco.com/en/US/products/hw/switches/ps700/products_tech_note09186a00801b42bf.shtml#EARL) > > While as per the above I could disable the informational message I could > also try to locate and fix the problem. I don't imagine SPAN will > actually SPAN packets with IP header checksum errors and even if it does > it seems it may be hard to get a sniffer that has an OS that will not also > discard the packets. I was wondering if anyone had any ideas or > experience with this. > > Also using ELAM > (http://cisco.cluepon.net/index.php/Using_capture_buffer_with_ELAM or > https://supportforums.cisco.com/message/3006679?tstart=-1) would be good. > I am not sure if the filter can be set to packets with IP header checksum > errors either.... > > Cheers > > Ivan > > _______________________________________________ > cisco-nsp mailing list [email protected] > https://puck.nether.net/mailman/listinfo/cisco-nsp > archive at http://puck.nether.net/pipermail/cisco-nsp/ > _______________________________________________ cisco-nsp mailing list [email protected] https://puck.nether.net/mailman/listinfo/cisco-nsp archive at http://puck.nether.net/pipermail/cisco-nsp/
