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Forum to discuss Enterprise security using HPE Aruba Networking NAC solutions (ClearPass), Introspect, VIA, 360 Security Exchange, Extensions, and Policy Enforcement Firewall (PEF).
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Mac-Auth service for all our Aruba APs

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  • 1.  Mac-Auth service for all our Aruba APs

    Posted Dec 11, 2014 08:30 AM

    I'm trying to set up a clearpas mac-auth service for all our Aruba APs. Theory is that I build up a list of appropriate mac address prefixes and use them to generate the appropriate enforcement policy to drop them into the right vlan.

     

    What I've done is

     

    1). Create a number of regex static host lists eg.

    Name "Aruba AP225"

    Host format Regular Expressions

    Host Type mac address

    RegEx - ^18-64-72-2[0-9A-F]-2[0-9A-F]-2[0-9A-F]$

     

    so in theory all mac addresses starting with 18-64-72 are defined as being AP225s

     

    2). Create an authenticaiton source

    Name  Aruba AP list

    Type Static Host List

    Mac address host list - ArubaAP 225,ArubaAP 275,ArubaAP 125......

     

    3 Create service

     

    Name UoY Aruba AP authentication

    Service Rule

    All of following

    radius:ietf nas-port-type = Ethernet

    radius:ietf Service-Type = Call-Check

    Authentication Source Belongs_to "Aruba AP List"

     

    An auth from an AP 225 mac address doesn't pick up this service, it drops down into the generic mac-auth service defined later on. If I remove the Auth:source... service rule and replace it with one saying  radous:ietf User-Name Starts-With ...... then the service is picked up just fine.

     

    Don't really want to have to specify all the mac prefixs in order to select this service, what am I doing wrong?

    Rgds

    Alex

     


    #AP225


  • 2.  RE: Mac-Auth service for all our Aruba APs

    EMPLOYEE
    Posted Dec 11, 2014 09:49 AM

    I use a role map instead of a static host list as I find it to be more reliable.

     

    ROLE-MAP-AP.JPG



  • 3.  RE: Mac-Auth service for all our Aruba APs

    Posted Dec 13, 2014 10:32 AM

     

    I haven't played at all with CPPM regexps but in ROTW regexp syntax, 2[0-9A-F] means "match the number 2 follow by a hexdigit".  Only some

    regexp syntaxes like PCRE support numeric quantifiers like [0-9A-F]{2}, and just writing [0-9A-F][0-9A-F] would be more self-explanatory.  Also,

    check for case folding issues.