CP1300 UNIX Networking

UNIX Networking

• nslookup to get information about a machine on the net.

• ping machine to check if machine is reachable

• traceroute machine to print the route that packets take to machine

• finger login or finger login@machine shows details for the login

• talk user@machine to chat to user@machine

• telnet machine to login to machine

• rlogin machine to login to machine with environment

• rsh machine command runs command on machine where you have an account or a .rhosts entry. If the command is omitted you get a login prompt.

• ssh machine to rsh securely

• ftp machine for file transfer to and from machine

• rcp machine1:filename1 machine2:filename2 to copy files between machines where you have accounts and a .rhosts entry

Self assessments

Tutorial Questions

• Networks (Answers)

Exam style questions

1. What command would remotely activate "man ps" on the machine suraji.cs.jcu.edu.au for user "sci-XYZ", from the machine barra.jcu.edu.au for user "sci-ABC"?
2. In the previous question, what needs to be done if user "sci-ABC" wants to automate remote connections to user "sci-XYZ" account?