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VMware 101: Virtual Network Design

One of the most common questions we receive regarding VMware vSphere environments (and virtualization environments in general) is how to set up virtual networking.

Topics: Networking Virtualization

How VMware Virtual SAN 6.1 Can Support Your Remote Applications And PoPs

With the ecommerce industry growing each year, international business is no longer an enterprise-only sport. With small and midsize companies entering the global footprint game, their IT infrastructure needs to follow suit as they seek to engage and keep customers around the world.

Topics: Networking Tips

Bringing Sanity to Routing Over IPsec

IPsec routing has a reputation for being unwieldy. This isn’t entirely undeserved. Among the two main ways IPsec tunnels are configured, policy-based IPsec configurations are especially bad at this. They completely eschew routing via a standard routing table, making packet flow harder to troubleshoot and adding excessive administrative overhead. Unfortunately, certain vendors don’t allow any other type. Even among vendors that support the other method of route-based tunnels, it’s not always smooth sailing.

Topics: Networking

IPsec Parameter Choice Rationales

On the previous episode of As The IPsec Tunnel Churns, we discussed how IPsec configurations running in tunnel mode are established. This week, let’s get into the nitty gritty of why those parameters were chosen. So, why did we choose those particular parameters?

Topics: Networking

Optimizing IPsec Tunnels

Metro Ethernet and MPLS circuits are often the first things people think of when trying to connect disparate networks across long distances or public networks. Those transport technologies work great, but the venerable IPsec has a number of points in its favor:

Topics: Networking

4 Considerations for Picking A Data Center Transit Provider

When you're selecting a transit provider for your data center environment, you're selecting who brings customers to your doorstep, who controls a portion of your user experience, and of course, who controls a huge part of your uptime. There are many things to consider when making this decision:

Topics: Networking Data Center

Increase Uptime in Your Data Center Network

As networkers, we’re constantly thinking about redundancy and uptime. We’re taught that multiple links and devices means resiliency, which can be true, but complexity in the network can be equally complex to troubleshoot when things go wrong.

Topics: Redundancy Networking Data Center