vSphere Metro Stretched Clusters – Some Info/Links

A lot of questions lately about vSphere Clusters across distance. I really need to learn for myself so I collected some good links. Make sure you understand what “Only Non-uniform host access configuration is supported” means. Someone correct me if I have this wrong but your device that enables the distributed virtual storage needs to […]

Trunks – Dell Power Connect and Cisco

I recently needed to install a stack of Dell 6224 Power Connect switches. The core of the network was actually a Cisco 3560 (no G). While there are already posts existing from Scott Lowe about using the “General” mode to keep VLAN 1 untagged and also have other VLAN’s tagged. Dell’s General mode traditionally works […]

VMware View and Xsigo

*Disclaimer – I work for a Xsigo and VMware partner. I was in the VMware View Design and Best practices class a couple weeks ago. Much of the class is built on the VMware View Reference Architecture. The picture below is from that PDF. It really struck me how many IO connections (Network or Storage) […]

ESX Commands: esxcfg-vswif

The esxcfg-vswif command allows you to create and modify Service Console ports and their IP information. Many times I have to change stuff after the install process is complete and the only place is via the direct service console because network communication is not possible. This usually happens when the network team changes a vlan […]

ESX Commands – esxcfg-firewall

I have really forgot to keep up on my VCDX study path. So today a quick tidbit on the esxcfg-firewall command.Many of us today will use the vCenter Client to change firewall ports on the ESX. One instance where I exclusively mess with the firewall from the command line using esxcfg-firewall is when I install […]

The Forging of the new Network/VMware/Storage Professional

When I first started out in College I needed a work study job. Since I liked to help people with their computer problems I applied and was hired for a position doing phone and in person support for the University. One of the best things about starting out at a school they don’t mind teaching. […]

GNS3- Graphical Network Simulator – New Release

GNS3 is a excellent tool that uses dynamips to simulate routers running real Cisco IOS. You must have rights on your CCO account to download the IOS. It also includes the PIX emulator so you can check out your PIX/ASA configs. Only piece missing is the switch simulators. You can combine GNS3 with VMware Workstation […]