Open the Terminal application and type the following command to test the connection to server yahoo.com server
ping yahoo.com
stop after sending 4 ECHO_REQUEST packets with the -c option
## Controlling the number of pings i.e. only send 4 ping requests to cyberciti.biz server ##
ping -c 4 cyberciti.biz
Pass the -n option to avoid to lookup symbolic names for host addresses i.e. numeric output
ping -n -c 4 cyberciti.biz
you rebooted the remote server or connectivity is down between your home and ISP network. You can get notified with the small -a option. The following will output a bell (ASCII 0x07) character in the output when any packet is received
ping -a host-name-here
ping -a 192.168.1.254
(capital -A) will output a bell character when no packet is received before the next packet is transmitted
ping -A www.cyberciti.biz
ping -A 192.168.1.254
the route for given address/dns name by passing the -R option
ping -R www.cyberciti.biz
Pass the -f option and must be run as the root user
sudo ping -f cyberciti.biz
ping -l 10 www.cyberciti.biz
ping -t
ping -4 www.cyberciti.biz # IPv4 ping
ping -6 www.cyberciti.biz # IPv6 ping
ping6 www.cyberciti.biz # Always use the IPv6
man ping
To check the network connection to host canopus and specify the number of echo requests to send
ping canopus 5
To obtain information about host opus and specify the number of data bytes to be sen
ping -s 2000 opus