The smbclient command line application included in Backtrack Linux is a staple for pentesting. I would imagine anyone that has done a pentest has used it to quickly verify SMB (Server Message Block) or CIFS (Common Internet File System) shares. The smbclient manpage describes it as a FTP-like client to access SMB/CIFS resources on servers. Below we describe varios smbclient commands in details to provide a basic understanding of its capabilities and what output will look like when using this tool in Backtrack Linux.
You may get the below error code when attempting to transfer files with TFTP.
Error code 1: File not found
If you do get this error the issue is likely that the file does not exist on the server you are trying to place the file on using TFTP. If you are on a linux server you can just touch the file name on the TFTP server before transferring the actual file via TFTP.
TFTP: Trivial File Transfer Protocol