There is also paping [1] that lets you "ping" to arbitrary port, although it only works for TCP. [1] https://code.google.com/archive/p/paping/ https://code.goo

There is also paping [1] that lets you "ping" to arbitrary port, although it only works for TCP. [1] https://code.google.com/archive/p/paping/ https://code.google.com/archive/p/paping/