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Sunday, September 28, 2014

Learning getting ssl traffic using wireshark and analyze ssl traffic.

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Today we are going to study ssl using trace from wireshark. As such, there are few efforts we will need to do and summarize as below. set...
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Saturday, September 27, 2014

Study journalctl in CentOS 7

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In CentOS 7, the new systemd has a new journaling app, known as journalctl . Today, we will study journalctl. First, what is journalctl? jou...
Friday, September 26, 2014

transition from sysV to systemd, from chkconfig to systemctl

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If you have just been installed CentOS 7.0 and as usual, command chkconfig is executed to list what processes will be start on boot. As seen...
Sunday, September 14, 2014

How to convert java keystore to format apache httpd understand

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If you received a java keystore file from a Certificate Authority and want to use this cert to setup in apache httpd ssl, you will meet fail...
Saturday, September 13, 2014

TMnet UNIFI response on IPv6 subnet request

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Recently, with the support of dual stack IPv4 and IPv6, it is pretty exciting for a small country like Malaysia be in the fore runner for ne...

How to check if Debian Jessie, Ubuntu Trusty, Nokia N900 if it IPv6 ready?

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With recent rise of IPv6 usage , it is imperative that we understand if our devices are ready for IPv6. Linux kernel supported IPv6 as early...
Friday, September 12, 2014

Understand basic network configuration in CentOS 7

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With the recent release of CentOS7, today we are going to check out the basic network configuration. My usual quick command, ifconfig . [roo...