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hosts.5: Clarify capability for IPv6 outside of examples 

Resolves https://bugzilla.kernel.org/show_bug.cgi?id=208279

Signed-off-by: Thomas Bartelsmeier <t.bartelsmeier@gmail.com>
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
This commit is contained in:
Thomas Bartelsmeier 2020-06-29 17:07:16 +02:00 committed by Michael Kerrisk
parent c5c0846dbe
commit 215c784ff4
1 changed files with 3 additions and 0 deletions
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man5/hosts.5
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@ -42,6 +42,7 @@ line should be present with the following information:
IP_address canonical_hostname [aliases...]
.RE
.PP
The IP address can conform to either IPv4 or IPv6.
Fields of the entry are separated by any number of blanks and/or
tab characters.
Text from a "#" character until the end of the line is
@ -53,6 +54,8 @@ alphabetic character and end with an alphanumeric character.
Optional aliases provide for name changes, alternate spellings,
shorter hostnames, or generic hostnames (for example,
.IR localhost ).
If required, a host may have two separate entries in this file;
one for each version of the Internet Protocol (IPv4 and IPv6).
.PP
The Berkeley Internet Name Domain (BIND) Server implements the
Internet name server for UNIX systems.