UDP / TCP Checksum errors from tcpdump & NIC Hardware Offloading
Why tcpdump shows UDP and TCP checksum errors on Linux and how NIC hardware offloading causes them.
Why tcpdump shows UDP and TCP checksum errors on Linux and how NIC hardware offloading causes them.
How to disable Network Manager's built-in dnsmasq in Ubuntu 12.04 and configure your own caching DNS resolver.