Telnet/SSH and the command line - DD-WRT Wiki
wiki.dd-wrt.com › wiki › indexThe DD-WRT Command Line. aka the DD-WRT Linux shell. This is an 'ash' shell. Ash is a version of sh, literally 'A SHell' (A command Interpreter) Basic Syntax. The Linux Command Shell (Ash) is not the same as the Windows/DOS command prompt. / (and not \) is used to separate directories in a path, just like the interweb.