On Tue, May 7, 2013 at 8:52 AM, Yves Dorfsman <[email protected]> wrote: > On 2013-05-07 09:44, Derek Balling wrote: >> >> >> On May 7, 2013, at 11:40 AM, Yves Dorfsman <[email protected]> wrote: >>> >>> 1) how many servers do you know of will accept a telnet connection (as in >>> a network terminal)? Hence, telnet is obsolete. >> >> >> For the purpose of "telnet to port 80", I don't care about the network >> terminal tcp/23 port. > > > Look at it the other way around: Since there is another tool that can do the > same + some more, why would you keep both of them?
However in some larger environments, I wouldn't want to have to train or instruct users or technicians who already know how to use telnet how to use netcat. In certain situations they just need to know if the port is open or if the server is up and allowing connections. However this is just my opinion, great discussion though! >> >>> 2) nc is bidirectional. When you wonder if the problem is your apps, or >>> the firewall blocking you, you can run nc in listen mode on one side, then >>> nc in opening mode on the other side. >> >> >> That's a whole different use case than "talk to that remote port". That's >> "open up a local listener daemon" essentially (which you could talk to, from >> the remote side using NC or Telnet). >> >> So, again - for the purpose of "open a connection to $REMOTE_PORT on >> $REMOTE_HOST to talk to it manually", why is nc "better"? > > > man nc > man netcat > > netcat can do UDP, change the size of the TCP receive buffer, specify the > size of the TCP send buffer, force a source port, options about routing > table I don't even understand, etc.... > > > > > > -- > Yves. > http://www.SollerS.ca/ > Unix/Linux and Python specialist in > Calgary. > > http://blog.zioup.org/ > _______________________________________________ > Discuss mailing list > [email protected] > https://lists.lopsa.org/cgi-bin/mailman/listinfo/discuss > This list provided by the League of Professional System Administrators > http://lopsa.org/ _______________________________________________ Discuss mailing list [email protected] https://lists.lopsa.org/cgi-bin/mailman/listinfo/discuss This list provided by the League of Professional System Administrators http://lopsa.org/
