Dynamic VLAN Assignment (Cisco and NPS)

Mike Pemberton's Blog

In an earlier post we used 802.1x to authenticate users into the network and assign them into a VLAN based on either a successful or unsuccessful authentication as well as a VLAN for clients who did not send an initial EAPOL message. While this can be quite useful, it can also be quite restrictive – what if we wanted different authenticated users into different VLANs rather than just the authenticated VLAN? This is entirely do-able. An example use case would be having be an office with several hot desks, used by various departments, but a compliance restriction that places heavy restrictions on network access into particular resources such as HR, finance and so on. It would be an administrative headache to keep logging into the switch each time to change the VLAN depending on who was sat at these hot desks for the day, so we can leverage 802.1x to do…

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