topic Re: 4250 appliance not processing packets correctly in Network Security https://community.cisco.com/t5/network-security/4250-appliance-not-processing-packets-correctly/m-p/545291#M98754 <HTML><HEAD></HEAD><BODY><P>We see similiar problems with multiple 4250 appliances. Our TAC case has been open over a month now with no resolution yet.</P></BODY></HTML> Wed, 15 Feb 2006 12:22:23 GMT npham 2006-02-15T12:22:23Z 4250 appliance not processing packets correctly https://community.cisco.com/t5/network-security/4250-appliance-not-processing-packets-correctly/m-p/545289#M98752 <P>Following are symptoms:</P><P></P><P>Starts with </P><P></P><P>errorMessage: name=errWarning ARP: bad operation from packet ###</P><P></P><P>Shortly after this we see events such Frag Too Small (1206)</P><P></P><P>And following this the following message appears repeatedly</P><P></P><P>errorMessage: name=errWarning Producer appears to be out of superblocks..consider configuring TCPReassemblyMode to loose FreeBlocks: 7</P><P></P><P></P><P>Following this there are missed packet count events (no other events) until the appliance is rebooted.</P><P></P><P>Any ideas on what could be causing this??</P><P></P><P></P><P></P> Sun, 10 Mar 2019 09:53:03 GMT https://community.cisco.com/t5/network-security/4250-appliance-not-processing-packets-correctly/m-p/545289#M98752 vianet0 2019-03-10T09:53:03Z Re: 4250 appliance not processing packets correctly https://community.cisco.com/t5/network-security/4250-appliance-not-processing-packets-correctly/m-p/545290#M98753 <HTML><HEAD></HEAD><BODY><P>I guess this could be related to bad memory on the sensor or traffic too heavy on the lan segment where the sensor's sensing interface is connected.</P></BODY></HTML> Mon, 13 Feb 2006 23:09:11 GMT https://community.cisco.com/t5/network-security/4250-appliance-not-processing-packets-correctly/m-p/545290#M98753 mchin345 2006-02-13T23:09:11Z Re: 4250 appliance not processing packets correctly https://community.cisco.com/t5/network-security/4250-appliance-not-processing-packets-correctly/m-p/545291#M98754 <HTML><HEAD></HEAD><BODY><P>We see similiar problems with multiple 4250 appliances. Our TAC case has been open over a month now with no resolution yet.</P></BODY></HTML> Wed, 15 Feb 2006 12:22:23 GMT https://community.cisco.com/t5/network-security/4250-appliance-not-processing-packets-correctly/m-p/545291#M98754 npham 2006-02-15T12:22:23Z Re: 4250 appliance not processing packets correctly https://community.cisco.com/t5/network-security/4250-appliance-not-processing-packets-correctly/m-p/545292#M98755 <HTML><HEAD></HEAD><BODY><P>The sensor is working too hard, if you check your CPU util, I'd bet its through the roof. Look for a signature that requires the sensor to examine every packet. To prove this you could reset your signatures to factory defaults and see if the condition persists.</P><P></P></BODY></HTML> Wed, 01 Mar 2006 20:00:50 GMT https://community.cisco.com/t5/network-security/4250-appliance-not-processing-packets-correctly/m-p/545292#M98755 rhermes 2006-03-01T20:00:50Z Re: 4250 appliance not processing packets correctly https://community.cisco.com/t5/network-security/4250-appliance-not-processing-packets-correctly/m-p/545293#M98757 <HTML><HEAD></HEAD><BODY><P>What's the exact version of software are you running?</P></BODY></HTML> Thu, 02 Mar 2006 13:48:20 GMT https://community.cisco.com/t5/network-security/4250-appliance-not-processing-packets-correctly/m-p/545293#M98757 Jeffrey Bollinger 2006-03-02T13:48:20Z Re: 4250 appliance not processing packets correctly https://community.cisco.com/t5/network-security/4250-appliance-not-processing-packets-correctly/m-p/545294#M98759 <HTML><HEAD></HEAD><BODY><P>Version is 4.1(5) S201</P><P></P><P>CPU utilization is not through the roof. The sensors operate for some time, and then all start to experience the error roughly about the same time (within a few days of each other). All monitoring different networks with different load levels.</P><P></P><P>For more details, my TAC service request # is 602767977.</P><P></P></BODY></HTML> Fri, 17 Mar 2006 15:40:04 GMT https://community.cisco.com/t5/network-security/4250-appliance-not-processing-packets-correctly/m-p/545294#M98759 npham 2006-03-17T15:40:04Z