Paul Michael Reilly <[email protected]> wrote:
> I've been writing code to deal with loss of connections. It occurs to
> me that isConnected() essentially captures the concept of "was connected
> once.." and does not embody the "is still connected, even now" concept.
> Am I right in this interpretation of the source code? Does the
> underlying socket have the wherewithal to provide a real "is still
> connected" status?
Probably not, however OpenSSH has an extension to the SSH protocol
where the client sends periodic "ping" messages to the server and
checks that a response came back. I don't know if JSch implements
this extension ("[email protected]"), but it could be used to
periodically ping the remote...
--
Shawn.
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