[ih] Origin of 'talk' command
touch at ISI.EDU
Thu Dec 19 11:24:43 PST 2002
Joe Touch wrote:
> Brian Dear wrote:
>> Does anyone know the date that the Unix "talk" command originally
>> appeared, and on what version/platform of Unix, and also if there's an
>> RFC on it (I've not been able to locate one)?
> I would not expect an RFC: talk is between users on a single machine.
> RFCs tend to require inter-machine communication ;-)
> I.e., this may be Unix history, but not quite Internet history (though
> given we don't get that much traffic, and there's some overlap in
> expertise, it seems OK to ask).
FWIW, it _has_ been a while since I used that one...
It seems that talk works between machines these days. Though looking at
the source code, there's less a 'protocol' than a TCP stream between two
I.e., it's nowhere as complex as telnet, which is spec'd as an RFC.
More information about the Internet-history