ERSPAN

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Configuring an ERSPAN within VMware and Cisco Switches

With the ever-growing support for flow exports, the need for probes and port mirroring has become a lot more limited. There are certain environments where it’s a requirement, however, and physically impossible to position a probe near a device that we want to port mirror from. In these situations, it’s important for the probe to …

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Why ERSPAN is Important for Network Security

Enterprises are seeking a secure monitoring solution that performs encapsulation. Encapsulated Remote SPAN (ERSPAN) identifies visibility gaps and vulnerabilities, but using it enables flow data to passively monitor on one or more ports or VLANs, and then sends traffic to the target destination. ERSPAN transports mirrored traffic over an IP network and ensures better network …

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