Author Archives: Humair

Recover from a Forgotten Console Password on Dell Force10 E-Series Switches

In this lab I will use a Dell Force10 E600i chassis [FTOS 8.3.1.1] to demonstrate how to recover if you forget your console password. The first thing to do to prepare for this lab is to log on through the … Continue reading

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Linux – tar command

The linux ‘tar’ program (name derived from tape archive) is a useful utility for archiving/transmitting files. A ‘.tar’ file does not represent compressed files; it is a collection of files within a single uncompressed file. If the file is a … Continue reading

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Perl – Initial Values and Context Based Evaluation

It’s important to remember that in Perl all scalar variables have an initial value of the null string, “”. You do not need to define a value for scalar variables unless you are using “strict” mode. Knowing this, what do … Continue reading

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Creating a LAG between an ESXi vSwitch and a Physical Switch

In this lab I am going to create a LAG (Link Aggregation Group) between an ESXi vSwitch and a physical switch. You can use Cisco, Force10 Dell, Juniper, or any other manufacturer for the physical switch. Depending on the switch … Continue reading

Posted in Cisco, Force10 Networks, Labs, Networking, Technology, Virtualization and Cloud Computing, VMware | Tagged , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , | 8 Comments

Open Virtualization Format – VMs in transit

The Open Virtual Machine Format (OVF) describes a format for the packaging and distribution of virtual machines (VMs). It is touted as open, secure, and portable. OVF can be seen as a packaging format for software appliances. I see it … Continue reading

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Screen Scraping with Perl to get the top 25 Websites and the Web Servers they use

This was a really fun little script I wrote that I thought I would share with everyone. I basically wrote a Perl script using the popular LWP Perl module to screen scrape and obtain the top 25 sites and the … Continue reading

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Setup your Apple MacBook Pro with VMware ESXi on top of Fusion

I have been messing around with VMware ESXi on my Apple MacBook Pro laptop for a while now. Actually, I have installed ESXi on top of VMware Fusion. Further, I networked everything together so my Apple MacBook Pro can communicate … Continue reading

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VMware VI SDK – guestOsId values (VirtualMachineGuestOsIdentifier)

I was creating some Virtual Machines using the Java VI SDK and needed the respective values for the VirtualMachineGuestOsIdentifier (abbreviated by many as guestOsId). I realized many people are searching for this information but have trouble locating it simply because … Continue reading

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How to Stack Dell Force10 S60 Switches

In this lab I use two Dell Force10 S60 switches [FTOS 8.3.3.4] to demonstrate how to stack two S60 switches together. By stacking the switches you can increase port density and manage the switches together as if it were one … Continue reading

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Load Balancing with EIGRP

RIP, RIPv2, IGRP, EIGRP and OSPF are all routing protocols that support equal cost load balancing but IGRP and EIGRP can also support unequal cost load balancing. However, unlike IGRP, EIGRP supports VLSM (Variable Length Subnet Masking). Below I use … Continue reading

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