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Answer by Jasper for Hello, I have a customer who is showing errors...

I guess the "bad checksums" in the output lines are for the quoted TCP following the ICMP header. Those quotes are usually truncated, so calculating a checksum for TCP will not work. I may be wrong,...

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Comment by markj for Multiple questions here. Seems you're somewhat new in...

Thanks for your answer Jaap. I'm not exactly new in networking LOL. I understand the errors are being reported on L1. My question is really, would these packets in the pcap show in these lines in the...

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Comment by Jaap for Multiple questions here. Seems you're somewhat new in...

Errors reported at the physical layer are flagged by the hardware. These cause the descriptors related to that frame to be flagged as error'ed, This is what's collected and reported by the network...

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Comment by sindy for Multiple questions here. Seems you're somewhat new in...

just an additional clarification - while the flawed frames are not stored in the pcap file, the statistics provided by the interface is.

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Answer by Jaap for Hello, I have a customer who is showing errors increasing...

Multiple questions here. Seems you're somewhat new in networking? First off network interface statistics, these have to do with layer 1 being the physical connection. Bad cabling and connectors can...

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ICMP redirects with bad chksum

Hello, I have a customer who is showing errors increasing on mgmt port on Other Errors Rcvd counter and CRC Errors Rcvd. Malware Gateway : DEFAULT SCSVRATD001> show intfport mgmt Total Packets...

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