Fedora Linux

Cisco Routing Process

http://ciscorouterswitch.over-blog.com/article-cisco-ios-order-of-operation-114424332.html

perl Devel::Trace

Install

cpan> o conf make /usr/bin/make
    make               /usr/bin/make

cpan> o conf commit
commit: wrote /etc/perl/CPAN/Config.pm

perl -MCPAN -e 'install Devel::Trace'

Run

perl -d:Trace my.pl

CentOS 7: Grub2 does not find Windows partition

need to install ntfs-3g, then rerun grub2-config

bash call trace

http://www.skybert.net/unix/bash/serious-programming-in-bash/

Sata Drive Issue

http://lime-technology.com/wiki/index.php/The_Analysis_of_Drive_Issues#Drive_interface_issue_.232 https://ata.wiki.kernel.org/index.php/Libata_error_messages