diff -uprk.orig shadow-4.0.4.1.orig/man/groupadd.8 shadow-4.0.4.1/man/groupadd.8

--- shadow-4.0.4.1.orig/man/groupadd.8	2004-11-10 21:19:33 +0300

+++ shadow-4.0.4.1/man/groupadd.8	2004-11-10 21:25:20 +0300

@@ -61,6 +61,11 @@ option too, the group creation will fall

 specified).

 .br

 This is an option added by Red Hat Software.

+.SH NOTES

+Group names must match [a-z_][a-z0-9_-]* regexp pattern.

+.SH CAVEATS

+You may not add a NIS or LDAP group. This must be performed on the

+corresponding server.

 .SH FILES

 \fI/etc/group\fR	\- group account information

 .br

diff -uprk.orig shadow-4.0.4.1.orig/man/useradd.8 shadow-4.0.4.1/man/useradd.8

--- shadow-4.0.4.1.orig/man/useradd.8	2004-11-10 21:19:33 +0300

+++ shadow-4.0.4.1/man/useradd.8	2004-11-10 21:24:50 +0300

@@ -139,11 +139,13 @@ all future new user accounts.

 If no options are specified, \fBuseradd\fR displays the current default

 values.

 .SH NOTES

+User names must match [a-z_][a-z0-9_-]* regexp pattern.

+

 The system administrator is responsible for placing the default user files

 in the \fI/etc/skel/\fR directory.

 .SH CAVEATS

-You may not add a user to an NIS group. This must be performed on the NIS

-server.

+You may not add a user to a NIS or LDAP group. This must be performed on the

+corresponding server.

 .SH FILES

 \fI/etc/passwd\fR			\- user account information

 .br