How to Protect from Spanning Tree and Loops in the Access Area

Reading Time: 8 minutes With modern architectures and campus designs, you do not need spanning tree anymore. But how could you protect from spanning tree BPDU’s and loops in the access area, e.g. from external devices? The classical scenario is the cleaner, putting the free cable into the switch because it is in his way. ArubaOS switches have some … Read more

Change the Management VLAN for Aruba Instant

Reading Time: 4 minutes Aruba Instant is a very simple and easy to use WLAN solution. In some projects, I have the situation, that users are placed in VLAN 1. Which is easy with Aruba Instant. But unfortunately, VLAN 1 is the default management VLAN and the AP itself should not be placed in VLAN 1. This was impossible … Read more

Private VLAN in Comware 7

PVLAN Architecture

Reading Time: 2 minutes In Mai, I was on a proof of concept in Grenoble and one of the coolest things was the Private VLAN function in Comware 7. It was really interesting to see how it works and how simple it is to separate hosts from each other.It works with a two-tier approach. There is a primary VLAN, … Read more