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Problems with Split Tunnel SSID

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  • 1.  Problems with Split Tunnel SSID

    Posted Apr 27, 2015 08:31 AM

    Hi community,

     

    I want to set up a split tunnel ssid on my APs.

    We ´ve a 650er Controller running with AOS 6.4.0.3 on it.

    I´ve some 105APs and 135APs running.

    All my SSIDs working fine but I don´t get the split tunnel SSID up and running.

     

    I´ve create a new SSID I configerd it like this:

    http://www.arubanetworks.com/techdocs/ArubaOS_64x_WebHelp/Content/ArubaFrameStyles/Remote_AP/Split_Tunneling.htm

     

    When I set the SSID in the virtual ap profile to split tunnel, the ssid is not broadcasting any more.

    Capture.JPG

    Need help. Anyone an idea?

     

    Thanks



  • 2.  RE: Problems with Split Tunnel SSID

    EMPLOYEE
    Posted Apr 27, 2015 08:41 AM

    split-tunnel mode is only available for RAPs.  I am guessing that the AP is still a campus AP, which is why the ssid is not coming up.

     

    Try to reprovision the AP as a RAP.



  • 3.  RE: Problems with Split Tunnel SSID

    Posted Apr 27, 2015 08:41 AM

    Hi,

     

    Split tunnel will work with RAP only. are you trying to bring up APs as RAP ? or CAP ?

     

    Please feel free to comeback on this.



  • 4.  RE: Problems with Split Tunnel SSID

    Posted Apr 27, 2015 08:44 AM

    Is there a solution for this, I want a local breakout for this ssid?



  • 5.  RE: Problems with Split Tunnel SSID

    EMPLOYEE
    Posted Apr 27, 2015 08:50 AM

    you need to provision the AP as a RAP.  If you want all traffic to breakout locally, you can make the ssid bridge, but beware, you need to have cpsec enabled in order to do that.  Enabling cpsec will make all of your aps recertify and cause an outage.

     



  • 6.  RE: Problems with Split Tunnel SSID

    Posted Apr 27, 2015 08:56 AM

    What´s about bridge mode? Is it also only for RAPs?



  • 7.  RE: Problems with Split Tunnel SSID

    EMPLOYEE
    Posted Apr 27, 2015 08:59 AM
    Bridge mode can be used in campus or remote APs but requires control-plane
    security (CPSec) to be enabled.


  • 8.  RE: Problems with Split Tunnel SSID

    Posted Apr 27, 2015 09:03 AM

    Ok, thank´s guys. But there is a problem, at the moment I´ve 2 SSIDs on the APs a Enployee and a Guest SSID. The Guest SSID needs the Controllers Captive portal. When I change the Employee SSID to bridge the guest don´t work with captive portal right?



  • 9.  RE: Problems with Split Tunnel SSID

    EMPLOYEE
    Posted Apr 27, 2015 09:06 AM
    Correct


  • 10.  RE: Problems with Split Tunnel SSID

    Posted Apr 27, 2015 09:08 AM

    Ok, thanks.

    It means the bridge ssid configuration set the complete AP in bridge mode with all ssids on it.

     



  • 11.  RE: Problems with Split Tunnel SSID

    EMPLOYEE
    Posted Apr 27, 2015 09:11 AM

    when you set bridge, it is only applied to the VAP you are changing.

     

    You can have a combination of several ssids with different forwarding modes.



  • 12.  RE: Problems with Split Tunnel SSID

    Posted Apr 27, 2015 09:13 AM

    Ok, thanks,

    So I can set up a Employee ssid in bridge mode and a guest ssid in tunnel mode on the same ap right?

    Have you a set up guide or a step by step guide to set up a ssid in bridge mode?



  • 13.  RE: Problems with Split Tunnel SSID

    EMPLOYEE
    Posted Apr 27, 2015 09:20 AM

    So I can set up a Employee ssid in bridge mode and a guest ssid in tunnel mode on the same ap right?  --> Yes

     

    Have you a set up guide or a step by step guide to set up a ssid in bridge mode?  --> Good place to start is the RAP design guide here.

     

    To make an ssid to be bridged.

    forward-mode bridge
    no broadcast-filter all
    no broadcast-filter arp

     



  • 14.  RE: Problems with Split Tunnel SSID

    Posted Apr 27, 2015 09:24 AM

    But i want to use the APs as Campus APs not as RAPs



  • 15.  RE: Problems with Split Tunnel SSID

    Posted Apr 27, 2015 10:40 AM

    I Bridge mode only supported on RAPs? 

    I test it, but the ssid is not broadcasting on my aps!



  • 16.  RE: Problems with Split Tunnel SSID

    EMPLOYEE
    Posted Apr 27, 2015 10:44 AM
    It is allowed on Campus APs if you have control plane security enabled on your controller.


  • 17.  RE: Problems with Split Tunnel SSID

    EMPLOYEE
    Posted Apr 27, 2015 10:44 AM

    Do you have control plane security (CPSec) enabled?



  • 18.  RE: Problems with Split Tunnel SSID

    Posted Apr 27, 2015 11:02 AM

    now it is enabled and the ssid is broadcasting, but i don not get an ip adress when i try to connect



  • 19.  RE: Problems with Split Tunnel SSID
    Best Answer

    EMPLOYEE
    Posted Apr 27, 2015 11:03 AM

    Does the local subnet have a DHCP server or DHCP relay configured?



  • 20.  RE: Problems with Split Tunnel SSID

    Posted Apr 27, 2015 02:31 PM

    Yes, I tested it in a extra vlan, there is a dhcp relay in the vlan and the dhcp works fine for the ssid in tunnel mode...

    What can I test next?



  • 21.  RE: Problems with Split Tunnel SSID

    EMPLOYEE
    Posted Apr 27, 2015 02:34 PM
    Tunnel mode goes back to the controller and will DHCP from either the controller or upstream.

    You need DHCP in the local subnet where the AP is connected.


    Thanks,
    Tim


  • 22.  RE: Problems with Split Tunnel SSID

    Posted Apr 27, 2015 02:38 PM

    yes, there is a dhcp in the subnet, the lan connected clients does dhcp in this subnet, and the AP get a IP in this subnet, too.



  • 23.  RE: Problems with Split Tunnel SSID

    EMPLOYEE
    Posted Apr 27, 2015 05:43 PM
    Leon123,

    What is your ACL for split users..?


  • 24.  RE: Problems with Split Tunnel SSID

    Posted Apr 28, 2015 05:01 AM

    Sorry i found my mistake.

    I must put the vlan id 1 on the ssid configuration to use the untagged vlan the AP is connected to.

    Sorry guys, shame on me ;-)



  • 25.  RE: Problems with Split Tunnel SSID

    Posted Apr 27, 2015 09:01 AM

    HI,

     

    This is for Campus AP :). when you bring up a VAP in Bridge mode, there will not be any GRE tunnel terminating on the controller hence whole traffic from the SSID with bridge mode will be locally bridged to the uplinked switch.

    Hope you got some clarity on this.