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IT Networking Cisco Consulting Services in Greater San Diego and Los Angeles Areas

  • Cisco VIRL vs. GNS3

Why Cisco VIRL is Better Than GNS3

October 16th, 2016|0 Comments

In the recent years, virtualization technology has advanced to the point that nearly everything can be virtualized. Started from server and storage virtualizations, to Software Defined Networking (SDN), the entire [...]

  • NetApp Lab ONTAP

Book Review – How to Build Your Own NetApp Lab

October 5th, 2016|0 Comments

NetApp is a company makes storage applications based on commodity hardware and proprietary software that aims making managing vast amount of storage easy. The entire storage system is optimized from [...]

  • VIRLBOOK Front Cover

Cisco VIRL Book Update

September 15th, 2016|0 Comments

Over the last 10 months, I’ve been working on a book titled “The VIRL Book”. It is a step-by-step guide on how to use Cisco VIRL (Virtual Internet Routing Lab) and help [...]

  • Ciscovirltroubleshootingissues BIOS VT-X virtualization

Cisco VIRL Installation Troubleshooting Common Issues

August 10th, 2016|0 Comments

A collection of Cisco VIRL Installation Troubleshooting Common Issues. More will be added over time. Cisco VIRL Installation Troubleshooting Common Issues KVM-ok Check Failed When deploying VIRL as a virtual [...]

  • Cisco virl on VMware workstation Launch

Install Cisco VIRL on VMware Workstation Pro and Player

August 10th, 2016|0 Comments

You can run the Cisco VIRL lab on a workstation or laptop. There are two options - installing VIRL as a native OS, or installing VIRL as a virtual machine [...]

  • Edit Fusion Vmware virtual networks for VIRL

Cisco VIRL Installation on VMware Fusion Pro for Mac OS

August 10th, 2016|0 Comments

The Pro version of VMware Fusion has more features and greater flexibilities compared to the standard version. When working with VIRL, the Pro version provides a GUI interface for creating [...]

  • L2tp-IPSec-VPN-CiscoASA

Configuring L2TP over IPSec VPN on Cisco ASA

July 21st, 2016|0 Comments

When it comes to implementing remote access VPN, there are many options. Check out my article on deciding among PPTP vs L2TP/IPSec vs SSTP vs IKEv2 vs OpenVPN. In that [...]

  • PPTP vs L2TP vs SSTP vs IKEv2 vs IPSec vs OpenVPN

PPTP vs L2TP/IPSec vs SSTP vs IKEv2 vs OpenVPN

July 20th, 2016|0 Comments

When implementing remote access VPN, people often get confused by the protocols and types of VPN available and which one they should pick. What are the differences between PPTP vs [...]

  • Cisco Mobility Express, FlexConnect

Small Branch Home Office Wireless Design

July 18th, 2016|0 Comments

Wireless network technology keeps evolving. With the latest 802.11ac Wave 2, Gigabit wireless across your network isn’t something out of reach. It is not a new concept but it has [...]

  • Backup and Restore FirePOWER Management Center

Cisco FirePOWER High Disk Space Utilization

June 21st, 2016|0 Comments

Taking advantage of Cisco’s zero day protection, Cisco FirePOWER checks and downloads the latest signature files from the cloud throughout the day. Once the Cisco FirePOWER system has been configured [...]

  • Converting Cisco Wireless Access Point from Lightweight Mode to Autonomous Mode

Converting Cisco Wireless Access Point from Lightweight Mode to Autonomous Mode and Vice Versa

June 16th, 2016|0 Comments

Whether a Cisco wireless access point (AP) was pulled from production or purchased new, it comes in one of the two operating mode: Lightweight or Autonomous Mode. When you are [...]

  • What is Cisco ACI Fabric

What is Cisco ACI Fabric

March 21st, 2016|2 Comments

What is Cisco ACI fabric forwarding? The Cisco Application Centric Infrastructure (ACI) allows applications to define the network infrastructure. It is one of the most important aspects in Software Defined [...]