Tag Archives: MAC address
Cross-VC NSX for Multi-site Solutions
Check-out my latest blog post, Cross-VC NSX for Multi-site Solutions, on the VMware NSX Network Virtualization blog. In the post, I discuss Cross-VC NSX functionality and step through vMotion across different vCenter domains at two different sites.
VMware NSX Online Fundamentals – Multi-Site/Disaster Recovery
Check-out this overview and walk-through presentation I recently did on Cross-VC NSX functionality introduced in NSX 6.2. Deployment models, Multi-Site, and Disaster Recovery solutions are also discussed. To view the video, you must first register. You will then have access … Continue reading
VMware NSX 6.2 Adds Cross-vCenter Networking and Security
Ahead of this year’s VMworld which was just this past week (08/30 – 09/03), VMware recently released NSX 6.2 with many new and exciting features. You can see a list of new features listed in the NSX 6.2 online release … Continue reading
Dell PowerEdge M1000e – FlexAddressing
Let’s say you have a Dell PowerEdge M1000e chassis populated with Dell blade servers with CNAs. Let’s also assume you enable FCoE on the CNA and utilize it for LAN and SAN traffic. What if you were to use the … Continue reading
Gratuitous ARP and Basics of Connecting a Cisco IOS Switch with a Cisco CatOS Switch
Some of you may have an old Cisco Catalyst switch laying around that you may want to put to use. CatOS is the old Cisco operating system for Catalyst switches that predates IOS; it can still be found on some … Continue reading
Cisco Port Security with Dynamic MAC Address Learning
In this lab I used a Cisco Catalyst WS-C3560G-24TS switch [IOS Version 12.2(40)SE]. Using Cisco Port Security it is possible to associate a static MAC address to a physical port on a switch. This only allows one host with that … Continue reading
Functionality of Layer 2 Switches/Bridges
Layer 2 switches and bridges switch frames on a network while layer 3 routers route packets between networks. I once heard a network engineer being asked if a network can be made faster if the network is optimized to use … Continue reading