src/usr.bin/ssh/ssh_config.5 - diff

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Diff for /src/usr.bin/ssh/ssh_config.5 between version 1.79 and 1.80

version 1.79, 2006/02/19 20:12:25

version 1.80, 2006/02/24 10:25:14

Line 73

Since the first obtained value for each parameter is used, more

host-specific declarations should be given near the beginning of the

file, and general defaults at the end.

.Sh PATTERNS

.Em pattern

consists of zero or more non-whitespace characters,

.Sq *

(a wildcard that matches zero or more characters),

.Sq ?\&

(a wildcard that matches exactly one character).

For example, to specify a set of declarations for any host in the

.Dq .co.uk

set of domains,

the following pattern could be used:

.Pp

.Dl Host *.co.uk

.Pp

The following pattern

would match any host in the 192.168.0.[0-9] network range:

.Pp

.Dl Host 192.168.0.?

.Pp

.Em pattern-list

is a comma-separated list of patterns.

Patterns within pattern-lists may be negated

by preceding them with an exclamation mark

.Pq Sq !\& .

For example,

to allow a key to be used from anywhere within an organisation

except from the

.Dq dialup

pool,

the following entry (in authorized_keys) could be used:

.Pp

.Dl from=\&"!*.dialup.example.com,*.example.com\&"

.Sh FILE FORMAT

The configuration file has the following format:

.Pp

Empty lines and lines starting with

.Ql #

are comments.

.Pp

Otherwise a line is of the format

.Dq keyword arguments .

Configuration options may be separated by whitespace or

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.Cm Host

keyword) to be only for those hosts that match one of the patterns

given after the keyword.

.Ql \&*

and

.Ql \&?

can be used as wildcards in the

patterns.

A single

.Ql \&*

as a pattern can be used to provide global

defaults for all hosts.

See

.Sx PATTERNS

for more information on patterns.

The host is the

.Ar hostname

argument given on the command line (i.e., the name is not converted to

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.Xr sshd_config 5

for how to configure the server.

Variables are specified by name, which may contain the wildcard characters

Variables are specified by name, which may contain wildcard characters.

.Ql \&*

See

and

.Sx PATTERNS

.Ql \&? .

for more information on patterns.

Multiple environment variables may be separated by whitespace or spread

across multiple

.Cm SendEnv