![Forrest logo](/images/logo.png)
fping:tldr:8f612
The command "fping -u -g 192.168.1.0/24" is used to perform a network ping sweep, specifically targeting a range of IP addresses.
Here's a breakdown of the command:
-
"fping" is the name of the command-line tool being executed. It is a popular utility used to send ICMP echo request packets (pings) to network hosts, allowing users to check the reachability and response time of those hosts.
-
"-u" is an optional flag used with fping. It instructs fping to only display hosts that are unreachable. This means that it will only show responses indicating that a particular IP address did not respond to the ping. If this flag is not used, fping will display both reachable and unreachable hosts.
-
"-g" is another optional flag used with fping. It is used to specify a target IP address range in CIDR notation. In this specific case, the IP range specified is "192.168.1.0/24". This means that the command will attempt to ping all IP addresses from 192.168.1.0 to 192.168.1.255, excluding the network address and broadcast address.
Overall, the command "fping -u -g 192.168.1.0/24" will send ICMP echo requests to each IP within the specified range and provide a list of those IP addresses that did not respond (i.e., unreachable hosts).