# nping > Network packet generation tool/ping utility. > More information: . - Ping a specified host using ICMP if the user is allowed to, otherwise using TCP: `nping {{example.com}}` - Ping a specified host using ICMP assuming that the user is allowed to do so: `nping --icmp --privileged {{example.com}}` - Ping a specified host using UDP: `nping --udp {{example.com}}` - Ping a specified host on a given port using TCP: `nping --tcp --dest-port {{443}} {{example.com}}` - Ping a certain number of times: `nping --count {{10}} {{example.com}}` - Wait a certain amount of time between each ping: `nping --delay {{5s}} {{example.com}}` - Send the request over a specified interface: `nping --interface {{eth0}} {{example.com}}` - Set the Reserved/Evil bit in sent packets: `nping --evil {{example.com}}`