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Operator Login with ClearPass TACACS+

Operator Login with ClearPass TACACS+

This post is all about operator login with ClearPass. I show the implementation of authenticating a network operator to Aruba Switches, Comware based switches, Aruba Controller and AirWave. For some devices, I will show the process with TACACS+. For those, which do not support TACACS+, I use radius authentication, which I describe in a later […]

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VXLAN WAN and IPSec

VXLAN WAN and IPSec

I did this post for two reasons. First I would like to demonstrate the possibility to extend a layer 2 network with VXLAN over a WAN connection and second to show the configuration of two VSR routers creating an IPSec tunnel with one router being on a dynamic IP address. The reason for me, to […]

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How To: Configure SNMPv3

How To: Configure SNMPv3

In this post, I will describe how you can configure SNMPv3 on comware based and provision based switches. SNMP is used by management systems to monitor and configure network devices. As the information which are send and received by the SNMP speaking devices could be sensitive, you should have security in place to protect the […]

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IRF MAD Detection

IRF MAD Detection

This post is about the IRF MAD detection methods, used with in HPN comware based switches. ┬áThe purpose of IRF MAD is to prevent the split-brain scenario. If a split-brain occur, an IRF stack is broken, because of an link failure of one or more IRF links, or one or more IRF member switches experience […]

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