ssh-probe2, ssh-probe - Locates Secure Shell servers from the local network
ssh-probe2 [-t timeout] [-r] [-s] [-d debug_level] [addresses ...]
The amount of time (in seconds) that the ssh-probe2 command waits for
server replies before exiting.
-r Makes the output more readable than the raw list format suitable for
-s Inhibits output. The success of the ssh-probe2 command can be concluded
only from the exit value. In this mode, the -r option has no effect.
Prints extensive debug information to stderr. The debug_level is
either a number, from 0 to 99, where 99 specifies that all debug infor-
mation should be displayed, or a comma-separated list of assignments
(i.e., ModulePattern=debug_level). This should be the first argument
on the command line.
The ssh-probe2 command sends a query packet as a UDP datagram to servers
and displays the address and the Secure Shell version number of the servers
that respond to the query.
The ssh-probe2 command returns one of the following exit values. This can
be useful in scripts.
0 The broadcast was sent, and at least one reply was received.
1 The broadcast was sent, but no replies were received.
-1 An unspecified error has occurred. This is for errors not listed previ-
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