View source for Socket SO KEEPALIVE

=External=

* https://docs.oracle.com/javase/8/docs/api/java/net/SocketOptions.html

=Internal=

* [[Java_Networking#Socket_Configuration|Java Networking]]
* [[TCP_KeepAlive#Configuration|TCP Keep-Alive]]

=Overview=

All we can do on a Java socket is to turn TCP KeepAlive on or off - apparently on a per-socket based:

<pre>
void setKeepAlive(boolean);
boolean getKeepAlive();
</pre>

The KeepAlive parameters can be only set at the operating system level.