AW: [En-Nut-Discussion] Disconnect lost telnet session

Clemens Kirchgatterer c.kirchgatterer at amatic.com
Mon Oct 11 13:02:37 CEST 2004


"Oliver Schulz" <olischulz at web.de> wrote:

> > how can I detect a dropped telnet session? Ethernut is the

> In RFC 1122 (chapter 4.2.3.6) there is a description of the keep-alive
> mechianism for tcp connections, but so far it's not implemented in
> Nut/OS,

i don't think th OP meant an "silently passed by" tcp connection but
rather a connection closed the usual way, which of course triggers the
usal FIN/ACK handshake thingie. :)

under posix read will return 0 under that condition, i think NutOs does
the same, doesn't it?

best regards ...
clemens



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