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Comware With Tacacs

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  • 1.  Comware With Tacacs

    Posted 10 days ago
    Hi.

    I’m setting up some switches with tacacs but the local console user is not working for me

    This is what I executed:



  • 2.  RE: Comware With Tacacs

    Posted 9 days ago

    Hi Francisco,

    When you set the line "authentication login tacacs-scheme Nombre_Esquema local", you're telling it to authenticate using TACACS and only use "local" when TACACS is unavailable. That being said, I don't see anywhere in here where you are specifying what should use TACACS. 

    Here is the "script" I ran on a HPE 5130 with Comware to set up TACACS:

    hwtacacs scheme clearpass

      primary authentication //ip-clearpass-1//

      primary authorization //ip-clearpass-1//

      primary accounting //ip-clearpass-1//

      secondary authentication //ip-clearpass-2//

      secondary authorization //ip-clearpass-2//

      secondary accounting //ip-clearpass-2//

      key authentication simple //keyhere//

      key authorization simple //keyhere//

      key accounting simple //keyhere//

      nas-ip #.#.#.#

      user-name-format without-domain

    exit

    user-interface vty 0 15

      authentication-mode scheme

      protocol inbound ssh

    exit

    This portion sets up the primary authentication, authorization, and accounting for TACACS (Note you can put the "key" on the same line as primary, but I'm using two servers so it's easier to set the key once). Then I'm assigning that scheme ONLY to the first 16 VTY lines and ONLy for SSH. 

    Then I create the Domain:

    domain clearpass

      authentication login hwtacacs-scheme clearpass local

      authorization login hwtacacs-scheme clearpass local

      accounting login hwtacacs-scheme clearpass local

      authorization command hwtacacs-scheme clearpass local

    exit

    domain default enable clearpass

    domain if-unknown system

    This tells the system to use TACACS as the default and then use Local is TACACS is completely offline, and to revert to the default domain if my domain is unavailable. 

    This lets me log in to the switch using TACACS in an SSH session, but when I console in, it doesn't ask for any credentials.