?????????????????????

????С????????????е???????????????????????????:SecureCRT??Xshell????????????????

????????????Ь????????:

????SecureCRT

????SecureCRT????????SSH??SSH1??SSH2????????????????????Windows?μ??UNIX??Linux?????????????????SecureCRT???SSH???????Telnet??rloginЭ?顣SecureCRT????????????????а???Windows??UNIX??VMS????????????????????VCP?????г????????м?????????????????CRTTelnet??????????????????:?????????????????????????????????????????á?????????硢?????????λ?????????VT100??VT102??VT220??ANSI????.??????????????л?????????????.???????????????塢?????????????????????λ?????????????ANSI?????.SecureCRT??SSHЭ?????DES??3DES??RC4???????????RSA????.

????Xshell

????Xshell??DiggerPlus????????????С?????????????SecureCRT??????Щ???????????????????￡???????????汾??