tcping ======= usage: tcping <hostname> [<port>] tcping <hsotname:port> tcping [arguments] <hostname> arguments: -c, --count -t, --forever -i, --interval -w, --timeout -4, --ipv4 -6, --ipv6 examples: tcping localhost tcping localhost 80 tcping localhost:80 tcping -c 10 localhost tcping -t localhost tcping 127.0.0.1 tcping 127.0.0.1 80 tcping 127.0.0.1:80 tcping [::1] tcping [::1]:80 tcping ::1 ~~tcping ::1:80~~ (!won't work) build: cargo build --release