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Blank Screen di Linux
Pada Fedora Core 3 :
Boot dari harddisk, biarkan blank
Tekan CTRL-ALT-F1
Login pake root
vi /etc/X11/xorg.conf
Edit pada :
Section "Screen" :
Modes "1024x768" "800x600" "640x480"
hapus "1024x768"
Selesai
Pada SuSE 9.3 :
Setelah prompt, ketik init 3
Ketemu prompt lagi, ketik yast2 atau SaX2 atau SaX2-vesa
Ulangi lagi langkah setting layar
Setelah OK, ketik init 5
atau masuk ke :
vi /etc/X11/xorg.conf
edit dan tambah bagian ini:
Section "Monitor"
# DisplaySize 260 200
HorizSync 31-48
Identifier "Monitor[0]"
ModelName "1024X768@60HZ"
Option "CalcAlgorithm" "CheckDesktopGeometry"
VendorName "--> VESA"
VertRefresh 50-60
UseModes "Modes[0]"
EndSection
Selesai ....
Xwindows tidak tampil di SuSE 9.3
Pesan error :....
Fatal server error :...
Server is already active for display 0
if this server is no longer running,
remove /tmp/ ./X0-lock
and start again.
Buka Console :
[root]# yast
YaST --> System --> /etc/Sysconfig Editor --> Desktop
--> Display manager --> DISPLAYMANAGER
--> isi kolom Setting of : DISPLAYMANAGER : kdm
YaST --> System --> /etc/Sysconfig Editor --> Desktop
--> Windows manager --> DEFAULT_WM
--> isi kolom Setting of : DEFAULT_WM : kde
--> Finish
SSH-VNC-Krdc di SuSE 9.3
Memberi akses SSH :
YaST --> Security and Users --> Firewall --> Allowed Services
--> SSH --> Next --> Accept.
Coba :
[root]# ssh admin@10.10.10.210
Password : admin
Apabila ssh tidak jalan coba perintah :
# rm .ssh/known_host
Memberi akses VNC / Krdc :
YaST --> Security and Users --> Firewall --> Allowed Services --> Advanced.
Isi pada kolom TCP Ports : 5900 --> OK --> Next --> Accept.
Coba :
Kmenu --> System --> Remote Access --> Krdc.
Remote desktop : vnc:/10.10.10.215:0
--> Klik Connect --> OK.
Isi password : admin
Perintah Untuk Mapping Computer lain :
fish://10.10.10.211/root
fish://root@10.10.10.211/root
Merubah Owner dan Group di SuSE 9.3
su
password :
ls -l
chown admin1 root Voogen/
chgrp users root Voogen/
chmod :
Special, read = 4, write = 2, execute = 1
User , read = 4, write = 2, execute = 1
Group , read = 4, write = 2, execute = 1
Other , read = 4, write = 2, execute = 1
ls -l
'chmod 0755 coba1' atau 'chmod 755 coba1'
www.cs.washington.edu/orgs/acm/tutorials/intro-unix/unix_intro.html
Intall Nagios pd Fedora Core 3
www.nagios.org
Download file nagios dari: http://prdownloads.sourceforge.net/nagios/nagios-2.0b4.tar.gz?download
Download file nagios-devel dari: http://dag.wieers.com/packages/nagios/
Download file nagios-plugins dari: http://dag.wieers.com/packages/nagios-plugins/
Intall file ;
[root@idc root] # rpm -ivh nagios-1.2-1.1.fc3.rf.i386.rpm
[root@idc root] # rpm -ivh nagios-devel-1.2-1.1.fc3.rf.i386.rpm
[root@idc root] # rpm -ivh nagios-plugins-1.4.0alpha1-1.i386.rpm
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