Explanation: This message indicates that the system has received a TCP packet with a bad checksum from another device on the administrative VLAN. The packet will be dicarded.
Recommended Action: No action is necessary. This message is provided for information only.
The "administrative VLAN" here refers to the vlan switch's sc0 interface belongs to. The best way is to sniffer that vlan. It's almost certain that there's a host box in this vlan is sending bad traffic.
We are pleased to announce availability of Beta software for 16.6.3. 16.6.3 will be the second rebuild on the 16.6 release train targeted towards Catalyst 9500/9400/9300/3850/3650 switching platforms. We are looking for early feedback from custome...