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Linux in a Nutshell, Fourth Edition by Aaron Weber, Stephen Figgins, Ellen Siever

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Name

identd

Synopsis

                  in.identd [options] [kernelfile [kmemfile]]

TCP/IP command. Provide the name of the user whose process is running a specified TCP/IP connection. You may specify the kernel and its memory space.

Options

-b

Run standalone; not for use with inetd.

-d

Allow debugging requests.

-g gid

Attempt to run in the group gid. Useful only with -b.

-h

Print help message, then exit.

-i

Run as a daemon, one process per request.

-l

Run using init.

-m

Allow multiple requests per session.

-n

Return user IDs instead of usernames.

-o

When queried for the type of operating system, always return OTHER.

-p port

Listen at port instead of the default, port 113.

-t seconds

Exit if no new requests have been received before seconds seconds have passed. Note that, with -i or -w, the next new request will result in identd being restarted. Default is infinity (never exit).

-u uid

Attempt to run as uid. Useful only with -b.

-w

Run as a daemon, one process for all requests.

-C file

Read configuration information from file instead of /etc/identd.conf.

-E

Enable DES encryption using the last key from key file /etc/identd.key.

-K n

Use a maximum of n threads to perform kernel lookups. Default is 8.

-L facility

Use the specified syslog facility instead of daemon.key.

-N

Do not provide a username or user ID if the file .noident exists in the user’s home directory.

-P file

Store the process number for the identd daemon in file. By default it’s /etc/identd.pid.

-V

Print version and exit.

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