Networking

February 25, 2020

Debugging # Monitor Sockets # ss Get all outbound TCP connections to a HOST:PORT combination ss -it | grep SOME_PORT_NUMBER Monitor TCP Connections # netstat Get all TCP connections on a host netstat -t Observe the Send-Q and Recv-Q to see how many bytes are waiting to be read/written -o adds timer info and connection state Get Summary, good starting point to see if there are dropped packets netstat -s ...