(Putty is a free, Windows32 platform telnet, rlogin and ssh client, but the function is not inferior to commercial telnet tools. It is better to use it to remotely manage Linux, and its main advantages are as follows: ◆Completely free; ◆It runs better under Windows9x/NT/2000; ◆Fully support ssh1 and ssh2; ◆Green software, no need to install, after downloading The desktop can be used by building a shortcut; ◆The volume is small, only 364KB (version 0.54beta); ◆The operation is simple, and all operations are realized in a control panel.)