*To Log in:
login: root
root's Password:(the password does not appear)
*To Log out:
# <Ctrl-d> (or)
# exit (or)
# logout
*Creating or Changing the Password:
# passwd root
Changing password for "root"
root's New password:
Enter the new password again:
*Command Format
# ls just command
# ls -l command and option
# ls /usr command and argument
# ls -l /usr
*The date and cal Commands
# date
Wed Mar 21 16:07:02 GMT+08:00 2012
# cal 3 2012
March 2012
Sun Mon Tue Wed Thu Fri Sat
1 2 3
4 5 6 7 8 9 10
11 12 13 14 15 16 17
18 19 20 21 22 23 24
25 26 27 28 29 30 31
# cal 2012
2012
January February
Sun Mon Tue Wed Thu Fri Sat Sun Mon Tue Wed Thu Fri Sat
1 2 3 4 5 6 7 1 2 3 4
8 9 10 11 12 13 14 5 6 7 8 9 10 11
15 16 17 18 19 20 21 12 13 14 15 16 17 18
22 23 24 25 26 27 28 19 20 21 22 23 24 25
29 30 31 26 27 28 29
March April
Sun Mon Tue Wed Thu Fri Sat Sun Mon Tue Wed Thu Fri Sat
1 2 3 1 2 3 4 5 6 7
4 5 6 7 8 9 10 8 9 10 11 12 13 14
11 12 13 14 15 16 17 15 16 17 18 19 20 21
18 19 20 21 22 23 24 22 23 24 25 26 27 28
25 26 27 28 29 30 31 29 30
May June
Sun Mon Tue Wed Thu Fri Sat Sun Mon Tue Wed Thu Fri Sat
1 2 3 4 5 1 2
6 7 8 9 10 11 12 3 4 5 6 7 8 9
13 14 15 16 17 18 19 10 11 12 13 14 15 16
20 21 22 23 24 25 26 17 18 19 20 21 22 23
27 28 29 30 31 24 25 26 27 28 29 30
July August
Sun Mon Tue Wed Thu Fri Sat Sun Mon Tue Wed Thu Fri Sat
1 2 3 4 5 6 7 1 2 3 4
8 9 10 11 12 13 14 5 6 7 8 9 10 11
15 16 17 18 19 20 21 12 13 14 15 16 17 18
22 23 24 25 26 27 28 19 20 21 22 23 24 25
29 30 31 26 27 28 29 30 31
September October
Sun Mon Tue Wed Thu Fri Sat Sun Mon Tue Wed Thu Fri Sat
1 1 2 3 4 5 6
2 3 4 5 6 7 8 7 8 9 10 11 12 13
9 10 11 12 13 14 15 14 15 16 17 18 19 20
16 17 18 19 20 21 22 21 22 23 24 25 26 27
23 24 25 26 27 28 29 28 29 30 31
30
November December
Sun Mon Tue Wed Thu Fri Sat Sun Mon Tue Wed Thu Fri Sat
1 2 3 1
4 5 6 7 8 9 10 2 3 4 5 6 7 8
11 12 13 14 15 16 17 9 10 11 12 13 14 15
18 19 20 21 22 23 24 16 17 18 19 20 21 22
25 26 27 28 29 30 23 24 25 26 27 28 29
30 31
*The clear,echo,and banner Commands
# clear
# echo Lunch is at 12:00
Lunch is at 12:00
# banner Hello
# #
# # ###### # # ####
# # # # # # #
####### ##### # # # #
# # # # # # #
# # # # # # #
# # ###### ###### ###### ####
# print Lunch is at 12:00
Lunch is at 12:00
*The who and finger Commands
# who
root pts/0 Mar 21 15:52 (172.19.1.246)
# who am i
root pts/0 Mar 21 15:52 (172.19.1.246)
# whoami
root
# finger root
Login name: root
Directory: / Shell: /usr/bin/ksh
On since Mar 21 15:52:30 on pts/0
from 172.19.1.246
No Plan.
# who -u
root pts/0 Mar 21 15:52 . 14090462 (172.19.1.246)
# who -m
root pts/0 Mar 21 15:52 (172.19.1.246)
# who -mu
root pts/0 Mar 21 15:52 . 14090462 (172.19.1.246)
*Sending Mail
# mail oracle
Subject: Test //<Enter>
just a test //<Enter>以換行，然後在新的空行按下<Ctrl-d>以退出編輯
Cc: //<Enter>
# mail oracle wcadmin //若發送給多個用戶則每個用戶名間以空格分開
Subject: Test
just a test
Cc:
# mail [email protected] //發送到其他系統
Subject: Test
just a test
Cc:
*Receiving Mail
Mail [5.2 UCB] [AIX 5.X] Type ? for help.
"/var/spool/mail/root": 16 messages 16 new
>N 1 MAILER-DAEMON Fri Jan 6 09:08 356/8756 "Postmaster notify: see trans"
N 2 esaadmin Sun Jan 8 03:01 15/739 "Electronic Service Agent not"
N 3 MAILER-DAEMON Mon Jan 9 09:39 356/8757 "Postmaster notify: see trans"
N 4 MAILER-DAEMON Tue Jan 10 10:53 362/9660 "Postmaster notify: see trans"
N 5 MAILER-DAEMON Tue Jan 10 10:53 362/9659 "Postmaster notify: see trans"
N 6 MAILER-DAEMON Tue Jan 10 17:22 356/8769 "Postmaster notify: see trans"
N 7 esaadmin Sun Jan 15 03:01 15/741 "Electronic Service Agent not"
N 8 esaadmin Sun Feb 5 03:01 15/739 "Electronic Service Agent not"
N 9 esaadmin Sun Feb 12 03:01 15/741 "Electronic Service Agent not"
N 10 esaadmin Sun Feb 19 03:01 15/741 "Electronic Service Agent not"
N 11 esaadmin Sun Feb 26 03:01 15/741 "Electronic Service Agent not"
N 12 esaadmin Sun Mar 4 03:01 15/739 "Electronic Service Agent not"
N 13 MAILER-DAEMON Thu Mar 8 16:58 356/8733 "Postmaster notify: see trans"
N 14 esaadmin Sun Mar 11 03:00 15/741 "Electronic Service Agent not"
N 15 esaadmin Sun Mar 18 03:01 15/741 "Electronic Service Agent not"
N 16 MAILER-DAEMON Wed Mar 21 16:21 59/1754 "Returned mail: see transcrip"
? t 2
Message 2:
From esaadmin Sun Jan 8 03:01:00 2012
Date: Sun, 8 Jan 2012 03:01:00 +0800
From: esaadmin
To: root
Subject: Electronic Service Agent not activated
Electronic Service Agent has not been activated. To activate Electronic Service Agent, do the following: From the SMIT main menu, select Electronic Service Agent, then select Configure Electronic Service Agent.
For information about Electronic Service Agent, including the benefits of activating it, see the following:
http://publib.boulder.ibm.com/infocenter/eserver/v1r2/topic/eicbd/eicbdkickoff.htm
? d //Delete message
? d 1
? q //Quit mail command
Held 15 messages in /var/spool/mail/root
*Controlling the mail subsystem
Some of the commands that can be used at the ? prompt are:
d delete messages
m forward messages
R send reply to sender of messages in the queue
q exit mail and leave messages in the queue
s append messages to a file
t display a message
x exit mail and discard all changes to the queue
*The write and wall Commands
# write wcadmin //write to another user
just a test //<Ctrl-d> 退出
# wall just a test //write to all users
Broadcast message from root@plmworker (pts/0) at 16:49:17 ...
just a test
# write <username>@<hostname> //write to users on other systems
*talk with Another User
# talk wcadmin (or)
# talk wcadmin@plmworker
對方同意（如對方敲入命令talk root以同意）則開始對話，<Ctrl-c>退出對話
*Keyboard Tips
<Backspace> Corrects mistakes
<Ctrl-c> Terminates the current command and returns to the shell
<Ctrl-d> End of transmission or end of file
<Ctrl-s> Temporarily stops output to the screen
<Ctrl-q> Resumes output(stopped by Ctrl-s)
<Ctrl-u> Erases the entire line
*Path Names
start from the / directory
# pwd
/
# vi /ptc/sp/mvlogs.sh
start from current directory
# cd /ptc/sp
# pwd
/ptc/sp
# vi mvlogs.sh
*Listing Directories
Syntax: ls [directory]
Common options: -a:Show hidden files(files that start with a ".")
-R:List files in all subdirectories(recursively)
-l :Obtain more information about the files in a directory
-i :Display the i-node number in the first column
# cd /tmp/test
# ls
test001 test01
# ls -a
. .. test001 test01
# ls -R
test001 test01
./test001:
# ls -l
total 0
drwxr-xr-x 2 root system 256 Mar 23 13:33 test001
-rw-r--r-- 1 root system 0 Mar 23 13:32 test01
# ls -li
total 0
73864 drwxr-xr-x 2 root system 256 Mar 23 13:33 test001
73863 -rw-r--r-- 1 root system 0 Mar 23 13:32 test01
# ls -i
73864 test001 73863 test01
*Change Current Directory
Syntax: cd [directory]
# cd /
# pwd
/
# cd /tmp/test
# pwd
/tmp/test
# cd test001
# pwd
/tmp/test/test001
# cd
# pwd
/
# cd /tmp/test/test001
# pwd
/tmp/test/test001
# cd ..
# pwd
/tmp/test
*Creating Directories
Syntax: mkdir directory_name
# cd /
# mkdir /tmp/test/test002
# cd /tmp/test
# mkdir test003
# ls
test001 test002 test003 test01
*Removing Directories
Syntax: rmdir directory
# rmdir /tmp/test/test003
# pwd
/tmp/test
# rmdir test002
# ls
test001 test01
# rmdir /tmp/test //The directory must be empty!
rmdir: 0653-610 Cannot remove current directory /tmp/test.
# mkdir -p test002/test003/test004
# ls
test001 test002 test01
# ls -R
test001 test002 test01
./test001:
./test002:
test003
./test002/test003:
test004
./test002/test003/test004:
# rmdir -p test002/test003/test004
# ls -R
test001 test01
./test001:
*Displaying Directory Information
# ls -ldi /tmp/test //the -d option will list the i-node information for a directory
73859 drwxr-xr-x 3 root system 256 Mar 23 13:47 /tmp/test
# istat /tmp/test //display the i-node information for a particular file or directory
Inode 73859 on device 10/7 Directory
Protection: rwxr-xr-x
Owner: 0(root) Group: 0(system)
Link count: 3 Length 256 bytes
Last updated: Fri Mar 23 13:47:28 GMT+08:00 2012
Last modified: Fri Mar 23 13:47:28 GMT+08:00 2012
Last accessed: Fri Mar 23 13:47:31 GMT+08:00 2012
# ls -lc /tmp/test //display the updated time(utime)
total 0
drwxr-xr-x 2 root system 256 Mar 23 13:33 test001
-rw-r--r-- 1 root system 0 Mar 23 13:32 test01
# ls -lu /tmp/test //display the access time(atime)
total 0
drwxr-xr-x 2 root system 256 Mar 23 13:47 test001
-rw-r--r-- 1 root system 0 Mar 23 13:32 test01
*touch Command
The touch command updates the access and modification times of a file. The command can also be used to create
zero-length files.
# ls
test001 test01
# touch test02
# touch test03 test04
# ls
test001 test01 test02 test03 test04