Monday, May 31, 2010

Funny WiFi test (free time spend at workplace)



Antenna, you allready know all about it ... if no, "google is our best friend" (I hear that from my brather)




Connection to the computer ... (i'm trast in you, be carefull => 220 V is connected to the case)





All wifi stations recieved with the antenna!




Gain graphs for WiFi stations ...




Workplace, where the test was done succesfully! :)

Thursday, May 27, 2010

Mandriva, Cadence-># virtuoso: command not found (solved)

Hi

Cadence virtuoso in terminal show this error:

lnxMandriva#> virtuoso
virtuoso: command not found

Solution:
install "ksh"
#> sudo urpmi ksh
#> sudo su
root#> cd /bin
root#/bin> ln -s /bin/ksh93 ksh
root#/bin> urpmi -a compat


Note: if you get such error messages (see below or link) then add this to /etc/X11/xorg.conf
======
Resource id: 0x4200011
Qt Warning: X Error: BadWindow (invalid Window parameter) 3
Major opcode: 18 (X_ChangeProperty)
Resource id: 0x4200011
Qt Warning: X Error: BadWindow (invalid Window parameter) 3
Major opcode: 18 (X_ChangeProperty)
Resource id: 0x4200011
Qt Warning: X Error: BadWindow (invalid Window parameter) 3
Major opcode: 20 (X_GetProperty)
etc. ...
=====

Add following to your xorg.conf:

Section "Extensions"

Option "Composite" "Disable"

EndSection

Friday, May 21, 2010

Mandriva nis client desktop login problem (solved)

Hello,
When trying to login into user nis desktop  account I  get-> "Login failed"
Solution:
Changed the /etc/pam.d/system-auth ->

#%PAM-1.0

auth        required      pam_env.so
#auth        sufficient    pam_tcb.so shadow nullok prefix=$2a$ count=8
auth        sufficient    pam_unix.so try_first_pass likeauth nullok
auth        required      pam_deny.so

#account     sufficient    pam_tcb.so shadow
account     sufficient    pam_unix.so
account     required      pam_deny.so

password    required      pam_cracklib.so try_first_pass retry=3 minlen=4  dcredit=0  ucredit=0
#password    sufficient    pam_tcb.so use_authtok shadow write_to=shadow nullok prefix=$2a$ count=8
password    sufficient    pam_unix.so try_first_pass use_authtok nullok md5 shadow
password    required      pam_deny.so

session     optional      pam_keyinit.so revoke
session     required      pam_limits.so
session     [success=1 default=ignore] pam_succeed_if.so service in crond quiet use_uid
#session     required      pam_tcb.so
session     required      pam_unix.so
#