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Standalone SD-Branch how?

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  • 1.  Standalone SD-Branch how?

    Posted Oct 22, 2025 06:48 PM
    Edited by mvanoverbeek Oct 22, 2025 06:49 PM

    I am trying to find out how to use my Aruba 9004 as a replacement for a Fortigate 61F. This is to test how such a solution would work as an Identity Based Firewall

    I just want to see if I can use the Role Based Firewall on the 9004 for Wireless and Wired Clients, but am having the toughest time.

    The Aruba Central help function and the validated design aren't really getting me there unfortunately.

    My setup is as below:

    • I have Wireless AP
    • Aruba 9004 Gateway
    • A 6200 Switch
    • and a Third Party Switch
    • Central Managed environment

    What works is:

    • User on third party switch or Aruba switch just in VLAN 26 (with Gateway on 9004) can reach the internet. This works only when I assign a role to the VLAN for instance "ip any any"
    • My wireless APs (in the same Central Group as the Gateway), can use Cloudauth (with MS EntID) and get a role assigned on the AP. This role however does not propagate to the Gateway, so it just uses the default role I defined.

     Questions I have is:

    Can I use ClearPass, for some reason, I cannot select it in Aruba Central

    How can I pass a role to the gateway and actually make decisions per user based on the role?

    Is there a "secret" document I am missing, Airheads Videos, Validated Designs and Deployment and other documentation hasn't really helped me so far.

    Hope someone can help me out, and point me in the right direction, happy to post my outcome results eventually



    ------------------------------
    Martijn van Overbeek
    Architect, Netcraftsmen a BlueAlly Company
    ------------------------------



  • 2.  RE: Standalone SD-Branch how?

    Posted Oct 23, 2025 02:49 AM
    Edited by nirmalr Oct 23, 2025 02:56 AM

    Hi Martijn,

    About your specific question on ClearPass - yes, you can use ClearPass as the RADIUS source for Aruba Central managed SD-Branch deployments. Yes, you can define firewall and security policies based on client roles.

    I'm not sure what stage of the deployment you're at or what your network design is. Here are all the Validated Solution Guides - https://arubanetworking.hpe.com/techdocs/VSG/ This should help answer most of your questions. 

    Let us know if you have problems accessing those guides. 

    Cheers.

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  • 3.  RE: Standalone SD-Branch how?

    Posted Oct 23, 2025 03:32 PM

    Thanks for the reply, there must have been some sort of a delay in the configuration propagation in Aruba Central

    When I initially deployed the solution I was unable to select "Tunnel Mode"

    Now, two days later I do see Tunnel mode as a Viable option, problem solved!



    ------------------------------
    Martijn van Overbeek
    Architect, Netcraftsmen a BlueAlly Company
    ------------------------------



  • 4.  RE: Standalone SD-Branch how?

    Posted Oct 24, 2025 04:32 AM

    Great to hear your problem is solved.

    If you have any questions, concerns or suggestions, do not hesitate to reach out. 

    Cheers. 

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  • 5.  RE: Standalone SD-Branch how?

    Posted Oct 24, 2025 01:20 PM
    Edited by mvanoverbeek Oct 24, 2025 01:24 PM

    It still feels a bit buggy, I am getting mixed results. I recreated the whole setup and got a gateway back online. When I try to configure a tunneled SSID I am getting like below, no option to select a gateway cluster. Cluster mode is set to automatic. One additional note: I did create a separate group for Access-Points and a separate group for Gateways. Previously I had access-points and gateways in the same group. Is that the mistake? I did not see it mentioned in the VSG.



    ------------------------------
    Martijn van Overbeek
    Architect, Netcraftsmen a BlueAlly Company
    ------------------------------



  • 6.  RE: Standalone SD-Branch how?

    Posted Oct 24, 2025 02:51 PM

    Hi Martijn,

    Looking at the screenshot provided, I would ask you to verify that both the gateway and AP are members of the same "site".  This is a requirement.  Please double check and correct if necessary and let us know if that resolved the issue.

    Cheers,

    Keith

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  • 7.  RE: Standalone SD-Branch how?

    Posted Oct 24, 2025 03:09 PM

    Hi Keith,

    Thanks for your  reply, it might be that this was part of the problem of the previous screenshot. I did rebuilt everything again made sure that the gateway was added to the site, (i did a lot of deleting of devices). Now I do run into other issues. I am following: https://arubanetworking.hpe.com/techdocs/VSG/docs/080-sd-branch-deploy/esp-sd-branch-deploy-050-configuring-bgw/

    Currently I only have one WAN link (I need the other one to configure ;-))

    I did NOT configure the overlay section and set VPNC preference because I don't have one

    I did NOT configure DPS policies

    When I am at the level of Device level configuration and want to configure LAN redundancy I am unable to select a cluster member despite auto clustering and auto site are enabled. 

    Similarly cluster router IPs are empty too

    Is this just behavior because I currently only have one 9004?



    ------------------------------
    Martijn van Overbeek
    Architect, Netcraftsmen a BlueAlly Company
    ------------------------------



  • 8.  RE: Standalone SD-Branch how?

    Posted Oct 24, 2025 03:18 PM

    So yes, the box will think that it is a in a cluster of 1 so to speak.  There can be no LAN redundancy in this scenario as you will have no VRRP partner.  Everything else regarding your DC Preference or lack thereof, or DPS is no problem either.  Do you have the uplink VLAN defined?  

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  • 9.  RE: Standalone SD-Branch how?

    Posted Oct 24, 2025 03:26 PM

    Hi Keith,

    I think so, I left it all default for now. 



    ------------------------------
    Martijn van Overbeek
    Architect, Netcraftsmen a BlueAlly Company
    ------------------------------



  • 10.  RE: Standalone SD-Branch how?

    Posted Oct 24, 2025 03:35 PM

    So that looks OK to me.  What exactly is the problem now?  Is the SSID/WLAN is built now?  Are clients are able to connect and get out?  The box is obviously talking to Central using the uplink.  If clients can connect to the SSID but not get outbound access, then you have to question what user-role are they being placed into and what are the permissions granted to that role.

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  • 11.  RE: Standalone SD-Branch how?

    Posted Oct 24, 2025 03:49 PM

    I actually got stuck on another issue now, for some kind of reason the hostname won't update and the system-IP won't stick. I also ran into issues with logging in through ssh/console. My username/password does not get accepted. Will report back later

    Here you see the system IP

    No system IP here



    ------------------------------
    Martijn van Overbeek
    Architect, Netcraftsmen a BlueAlly Company
    ------------------------------