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Full Discussion: Usermod doesn't work on root
Operating Systems Linux Red Hat Usermod doesn't work on root Post 302844019 by hergp on Friday 16th of August 2013 06:14:38 AM
Old 08-16-2013
Code:
admin:/root # id
uid=0(root) gid=0(root) groups=0(root),1(bin),2(daemon),3(sys),4(adm),6(disk),10(wheel)
admin:/root # id root
uid=0(root) gid=0(root) groups=0(root),1(bin),2(daemon),3(sys),4(adm),6(disk),10(wheel)
admin:/root # usermod -a -G 72 root
admin:/root # id
uid=0(root) gid=0(root) groups=0(root),1(bin),2(daemon),3(sys),4(adm),6(disk),10(wheel)
admin:/root # id root
uid=0(root) gid=0(root) groups=0(root),1(bin),2(daemon),3(sys),4(adm),6(disk),10(wheel),72(tcpdump)
admin:/root # exit
admin:/home/hergp $ sudo -i
admin:/root # id
uid=0(root) gid=0(root) groups=0(root),1(bin),2(daemon),3(sys),4(adm),6(disk),10(wheel),72(tcpdump)

 

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LEARN ABOUT OPENSOLARIS

sulog

sulog(4)							   File Formats 							  sulog(4)

NAME

       sulog - su command log file

SYNOPSIS

       /var/adm/sulog

DESCRIPTION

       The  sulog file is a record of all attempts by users on the system  to execute the su(1M) command.  Each time  su(1M) is executed, an entry
       is added to the sulog file.

       Each entry in the sulog file is a single line of the form:

	 SU date time
	 result port user-newuser

       where

       date	  The month and date su(1M) was executed.  date is displayed in the form mm/dd where  mm is the month number and  dd  is  the  day
		  number in the month.

       time	  The time  su(1M) was executed. time is displayed in the form	HH/MM where  HH is the hour number (24 hour system) and  MM is the
		  minute number.

       result	  The result of the  su(1M) command.  A ` + ' sign is displayed in this field if the su attempt was successful; otherwise  a ` - '
		  sign is displayed.

       port	  The name of the terminal device from which  su(1M) was executed.

       user	  The user id of the user executing the  su(1M) command.

       newuser	  The user id being switched to with  su(1M).

EXAMPLES

       Example 1 A sample sulog file.

       Here is a sample sulog file:

	 SU 02/25 09:29 + console root-sys
	 SU 02/25 09:32 + pts/3 user1-root
	 SU 03/02 08:03 + pts/5 user1-root
	 SU 03/03 08:19 + pts/5 user1-root
	 SU 03/09 14:24 - pts/5 guest3-root
	 SU 03/09 14:24 - pts/5 guest3-root
	 SU 03/14 08:31 + pts/4 user1-root

FILES

       /var/adm/sulog	  su log file

       /etc/default/su	  contains the default location of  sulog

SEE ALSO

       su(1M)

SunOS 5.11							    6 Jun 1994								  sulog(4)
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