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Using the D-Bus Interface to Firewalld

This post describes the D-Bus interface to FirewallD and provides a number of working examples which use dbus-send to retrieve information from FirewallD and change the firewall configuration.

Decrypt PROLiNK ADSL Modem Configuration File To Reveal Backdoor

In this post, I show you how to decrypt the configuration file for a very popular PROLiNK ADSL router modem. This revealed an undocumented backdoor account with elevated privileges and other interesting configuration options and settings.

Exploring Cisco UCS Emulator Internals

This post looks under the hood at the internals of the Cisco UCS Platform Emulator and points out a number of interesting things about the emulator. It assumes that you are familiar with UCS.

NX-OS NETCONF Support

This post demonstrates how to use the NX-OS XML interfaces and NETCONF to retrieve configuration information from, and configure interfaces on, a Cisco Nexus 7000.

PackageKit D-Bus Abstraction Layer

In this post, I demonstrate how to use the PackageKit D-Bus abstraction layer to perform high level package management operations including adding and removing packages.