MikroTik RouterOS is the stand-alone operating system of MikroTik RouterBOARD hardware. It can also be installed on […]
Author: Radovan Brezula
Running Mikrotik RouterOS x86 on GNS3
MikroTik RouterOS is the stand-alone operating system of MikroTik RouterBOARD hardware. It can also be […]
Cisco ASAv Virtual Appliance on VMware Workstation
This article provides step-by-step guide for setting Cisco ASAv Virtual Appliance on VMware – Workstation, Player […]
ZyNOS (ROM-0) Exploit
Recently, I came across the interesting article that nicely explained how to bypass authentication for […]
Solution to VOIP Injects for Locked Shields 2014
In 2014, for the first time in Locked Shields history, VOIP topic was brought to the […]
Blue VOIP Systems Misconfiguration for Locked Shields 2014
The article aims to examine misconfiguration of Cisco Unified Communications Managers 8.5.1 (CUCMs) that represented […]
VOIP Scenario for Locked Shields 2014
In a couple months ago I was asked to bring VOIP topic to the Locked […]
VOIP HOME LAB - 1.11 Filtering Traffic on Headquarters Router with Access Lists
In a previous tutorial we have configured SIP trunk and route patterns which allow users […]
VOIP HOME LAB – Part 1.10 Connecting Headquarters and Branch via SIP trunk
The tutorial discuss configuration steps that are needed to connect Headquarters and Branch office using […]
VOIP HOME LAB - Part 1.9 Cisco 2621XM and Belkin N+ Router Configuration
This is another tutorial from the series of VOIP tutorials that describe building VOIP home […]