Intelligent Management Center Tacacs Fails to Authenticate

We all have our preference over AAA protocols. The most popular being RADIUS, with TACACS+ having a following only due to historical momentum of the company using it. DIAMETER is slowly coming to the market due to it’s more ‘enhanced’ capabilities, but it’s hard to change from “what works”. And TACACS+, my friends, just works. I won’t go into detail on why I love that protocol, but instead, tell you about what I learned today. Why move away from tac_plus? For years, I’ve been using the tac_plus daemon to do all of my AAA (Authentication/Authorization/Accounting) needs. It’s free, it’s so...
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Can’t authenticate Cisco to HP iMC Tacacs

I love TACACS+.  I know there are those of you who prefer RADIUS, but there are a few reasons why I love Tacacs It's tried and true.  Stable It's TCP not UDP (c'mon, you knew I'd use this...) It's easiest to configure Group -> Command mapping So, when HP iMC 5.1 came out with TAM (Tacacs Authentication Module), I just HAD to try it out!  So, I grabbed a lab switch, downloaded the trial version of TAM, and started hacking away.  It wasn't long before I was stuck.  No matter what I did, I just couldn't authenticate to iMC.     I chec...
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