nt1420

Topics: File Transfer Protocol, Secure copy, Secure Shell Pages: 1 (272 words) Published: January 9, 2014
Task 1
CUPS server- a host that can accept print jobs from client computers CUPS in linux - portable printing layer for UNIX
Linux printer configuration- allows users to configure a printer Task 2
Ch.14 p 582
1. lp and lpr send their standard input to the printer.
2. Either sudo lprm – or sudo cancel –a will remove all jobs from the print queues.
3. lpc status shows a list of the print queues
lpq shows what is in the default print queue
lpq -Psomeprinter shows what is in a specific print queue
4. Sharing a Linux printer using Samba allows Windows and OS/2 clients to send print jobs to the printer.
5. CUPS supports IPP, LPD/LPR, HTTP, SMB, and JetDirect (socket) protocols Ch 10 p 403
1. a. Scp is the "Secure Copy" program and it works just like the "cp", or "Copy" program, only it works through via the Secure Shell.

Ftp is the "File Transfer Protocol" and has nothing to do with security. Usually operates as its own interface with its own set of user sub-commands.

Both are used to transfer files from one host to another via network connection b. Telnet is a terminal emulator application. A terminal emulator lets users on one computer see the command line of another computer as though the actions displayed on the screen were happening on the local computer. SSH is called Secure Shell. It is also a terminal emulator

c. rsh and ssh are similar in that they can execute commands on remote systems. The main difference between the two (besides the actual TCP ports) is that rsh traffic is not encrypted and therefore a security risk; ssh traffic is encrypted
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