Also, if properly using the config file, you can have a system like: something.somethingelse.test.edu With a user name of: testuser Using the config file, you can have: ssh tu be a valid way of getting there, using host declarations. On Sat, 17 Aug 2002, Martin McCormick wrote: > Once you get ssh going, the only real difference between > using that and telnet is that you type ssh somewhere.org instead > of telnet somewhere.org. If the system you are connecting to via > ssh is one where you also have an account with the same name, you > can exchange public keys between the .ssh directory you have on > each system and make it so you don't even have to use a password > when jumping from one system to another. If you aren't careful > and let somebody have your password in to one of the systems, > they, of course, have access to all of them so you need to be > very careful how and where you use this feature, but it is quite > useful in some instances. > > You also should keep track of the security bulletins > regarding ssh and sshd. Occasionally, holes are discovered in > ssh that either let the bad guys in or allow a bad guy or girl to > send traffic to a system that prevents proper users from logging > in. Either way, you loose control of your system and any systems > they are connected to. > > Remember that if you don't expect to log in to a given > system but will only use that system to make connections to the > big wide world, you don't need to run sshd on that box because > sshd is the daemon that accepts connections from other places. > It also is used when you use scp so you'll just have to decide > whether or not you will need it. > > It is very good technology, the price is right, and the > manual is good and useful. Read it to learn how to generate and > handle your keys safely. > > Martin McCormick WB5AGZ Stillwater, OK > OSU Center for Computing and Information Services Network Operations Group > > > > _______________________________________________ > > Blinux-list@redhat.com > https://listman.redhat.com/mailman/listinfo/blinux-list >