GNS3 VoIP Lab (Cisco 3725 and CME 4.3)
Here is a simple VoIP Lab in GNS3 environment. It is only used for my lab test and recorded here for future reference. 1. Topology: GNS3 Topology: Logic Topology: xp(192.168.2.60)——–C3725…
Learning, Sharing, Creating
Here is a simple VoIP Lab in GNS3 environment. It is only used for my lab test and recorded here for future reference. 1. Topology: GNS3 Topology: Logic Topology: xp(192.168.2.60)——–C3725…
Heartbleed Extension Vulnerability caused lots of worries for Internet system. The affects still do not go away and now Shellshock coming. This latest vulnerability affects the command line software Bash…
The Magic Quadrant for User Authentication depicts Gartner’s independent analysis of authentication vendors in the marketplace. Positioning within the quadrant is based on an organization’s ability to execute and completeness…
Just found the vSphere client is no longer compatible with Windows XP because it uses increased cypher strengths not available in Windows XP when connecting to ESXi 5.5. Later versions…
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Updated Sep 21 2014 under JUNOS Software Release admin@SRX-Prod> show configuration groups junos-defaults applications ## File Transfer Protocol #application junos-ftp { application-protocol ftp; protocol tcp; destination-port 21;}## Trivial File Transfer…
Checkpoint has nice starting tutorial page for GO stick user. I had a chance to play with it and found one interesting thing to run some un-approved application in the…
Checkpoint Support KB SK60443 shows a document regarding How to install Full HA cluster on Check Point Appliances. Here I will use my LAB to present all steps with more…
I was looking for a tool to export Checkpoint Management Server database to a readable format in Excel or Html format. Checkpoint already has a great tool and KB to…
VPN-1/FireWall-1 Virtual System Extension (VSX) is a security and VPN solution, designed to meet the demands of large-scale environments. Centrally managed and incorporating key network resources internally, VSX allows businesses…
Installed Checkpoint R77.20 in virtual machine to do testing. The installation of gateway and mgmt server is not having problem, but had an issue while installing SmartConsole R77.20 on windows…
One day when pushing firewall policy from Checkpoint management server to UTM 272 cluster gateways, it failed and I got error message “Load on module failed – no memory” on…