Howto

Getting ready to compile the code sudo apt-get install build-essential linux-headers-`uname -r` Get the lastest version from cisco and untar tar zxvf vpnclient-linux-x86_64-4.8.00.0490-k9.tar.gz Make (inside the vpnclient dir) make install vpn client sudo ./vpn_install Create a VPN profile with info like Host, authentication method… sudo pico /etc/opt/cisco-vpnclient/Profiles/sample.pcf Start the VPN Service sudo /etc/init.d/vpnclient_init start Import a given root certificate sudo cisco_cert_mgr -R -op import -f root.cer Import a given user certificate ...

On Ubuntu (dapper at least) WEP is installed but not WPA (wi-fi protected access) a safer encription protocol. Wep can be cracked within minutes. To enable WPA you must: Install wpasupplicant sudo apt-get install wpasupplicant Generate wpa passphrase sudo wpa_passphrase ssid [passprase] Add network info to /etc/supplicant.conf network={ ssid="ssid" scan_ssid=1 # only needed if your access point uses a hidden ssid proto=WPA key_mgmt=WPA-PSK psk=123456a123456e34d67daef00eb5fab3ae228716e1e123456c004bc61dccc98c } Finally update network file /etc/network/interfaces ...

On Ubuntu (and in general) ntfs mount with write permissons is still a big issue. Here is a simple cookbook for NTFS read/write: Add the folowing line to your sources.list file deb https://flomertens.keo.in/ubuntu/ dapper main Add the repository key be able to download the packages wget https://flomertens.keo.in/ubuntu/givre_key.asc -O- | sudo apt-key add - sudo apt-get && sudo apt-get upgrade Install the package sudo apt-get install ntfs-3g Add your ntfs partition ...

You can use synaptic or apt-get to install the packages mentioned in the following links: https://help.ubuntu.com/community/RestrictedFormats https://ubuntuguide.org/wiki/Dapper#How_to_install_Multimedia_Codecs

In order to add a scheduled job just call “crontab -e” and add entries to the crontab file. Take a look at this scheduled crontab examples: 0 0 * * * ~/incremental_bck.sh --midnight every day 0 0 * * 1-5 ~/send_happybirthday.sh --midnight every weekday 0 0 1,15 * * ~/full_backup.sh --midnight on 1st and 15th days

Stop mysqld and restart it with the –skip-grant-tables –user=root shell> mysql -u root -e "UPDATE mysql.user SET Password=PASSWORD('**newpwd**') WHERE User='root';" shell> mysql -u root -e "FLUSH PRIVILEGES;" Replace “newpwd” with the actual root password that you want to use.

Here is a list of recommended firefox extensions: Tab Mix Plus - enhances browsing capabilities, includes session manager; NoScript - alows JavaScript for trusted domains with white list management;

This service www.mailinator.com allows you to have an instant mailbox for getting junk e-mail without entering your personal data.

Shell Concatenate & Compress (to from) tar -cvzf filepath/filename.tar.gz filename Extract multiple files (from to) tar -xvzf filename.tar.gz Copy files across systems(from to) scp user@from-server:path/file user@to-server:path/file Sort with count by column x cut -d " " -f 2 raw.file | sort | uniq -c | sort -nr > ordered_by_freq_file – References www.watsys.unh.edu/Darlene/TechToolsFiles/LammersUNIXDemo/UNIX_Intro.html

Install needed packages sudo apt-get install gcc sudo apt-get install linux-headers-$(uname -r) Create vmware tools package Use VMware window option VM -> Install VMware Tools to generate a virtual DVD-ROM with the package. Uncompress & Untar VMwareTools-x.x.x-xxxxx.tar.gz click the packge DVD-ROM and “extract to” Desktop the tar.gz file Run vmware-install.pl sudo Desktop/vmware-tools-distrib/vmware-install.pl