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Computer operating systems commonly employ multiple key/value lists that associate easily remembered names with integer numbers used to identify users, groups, other computers, hardware devices, and other entities.
Concatenates and prints files in reverse order line by line tail: Outputs the last part of files tr: Translates or deletes characters tsort: Performs a topological sort: unexpand: Converts spaces to tabs uniq: Removes duplicate lines from a sorted file wc: Prints the number of bytes, words, and lines in files
Some Unix variants, such as AT&T UNIX System V Release 3.0, include the related setname program, used to change the values that uname reports.; The ver command found in operating systems such as DOS, OS/2 and Microsoft Windows is similar to the uname command.
The hosts file is one of several system facilities that assists in addressing network nodes in a computer network. It is a common part of an operating system's Internet Protocol (IP) implementation, and serves the function of translating human-friendly hostnames into numeric protocol addresses, called IP addresses, that identify and locate a host in an IP network.
nslookup operates in interactive or non-interactive mode. When used interactively by invoking it without arguments or when the first argument is - (minus sign) and the second argument is a hostname or Internet address of a name server, the user issues parameter configurations or requests when presented with the nslookup prompt (>).
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COMMAND.COM, the original Microsoft command line processor introduced on MS-DOS as well as Windows 9x, in 32-bit versions of NT-based Windows via NTVDM; cmd.exe, successor of COMMAND.COM introduced on OS/2 and Windows NT systems, although COMMAND.COM is still available in virtual DOS machines on IA-32 versions of those operating systems also.
Settings may be in a different location in each email client, though the AOL server and port settings will always be the same. For additional questions specific to the email client, check the manufacturer’s website. Manufacturers cannot answer questions about your AOL Mail settings, or your AOL username or password.