Show network interface stats linux

TX/RX bytes, errors, drops for an interface

ip -s link show eth0
#linux #network #monitoring
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DNS lookup dig +short A example.com @8.8.8.8 Reverse DNS lookup dig +short -x 8.8.8.8 Trace DNS delegation dig +trace example.com Show established TCP connections ss -tnp state established Count connections per state ss -tan | awk 'NR>1{print $1}' | sort | uniq -c | sort -rn