Question on figure 3-4 of SNASw Design and Implementation guide

Hello,
on figure 3-4 on page 3-7 of the SNASw Design and Implementation guide there is an example code of SNASw port and links for Upstream Hosts.
There is one port statement and two link statements, one for each host.
However, assume I have one host with two OSA interfaces, can I use the same coding (two links, one for each OSA), as a redundancy mechanism of the OSAs? How can I choose the primary link?
Or if I do this configuration I will achieve also load-balancing? (both links active)
Regards, Apostolos.

HPR is built on top of APPN with respect to path determination. In APPN the session path is determined by the Topology and Routing Services (TRS) component in the Network Node serving the device originating the session. TRS calculates this path by looking at the characteristics associated with each possible Transmission Group (TG a.k.a. link) that can be used for the session. In the case you are talking about where you have parallel TGs (two or more links) between two nodes, and unless you do some customizing of the TG profiles, they will have equal weight (desireability). This means that over time (and with enough sessions) you would see the load balanced over the two links. If you customize the TG profile (on snaswitch you use the tgp keyword), you can achieve the result of all sessions on a primary link and no sessions on a backup link until the primary link fails. - Ray

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    (Controller 1a & 1b = wism 1, 2a & 2b = wism 2)
    I have had 1 out of the first 5 AP's physically connected, come online and register with Controller 2b (btw: this was not the master controller, it should not have registed with 2b). All others fail with the same error message as above.
    I have all Management and AP-Manager interfaces in the same vlan/subnet as my AP's.
    I place a console cable onto the failed APs and see the AP cycle though the motions of trying to find the controllers, download new software code from a random controller, then it reboots, gets DHCP assigned, then get the "No more AP manager ip addresses remain" and then issues a "Reload requested by LWAPP CLIENT.
    Then the AP does the whole cycle all over again.
    Not sure why the AP's don't register with the controllers when they are all in the same vlan.
    I have a couple of extra questions.
    1. what address do you bind to the dns entry cisco-lwapp-controller.localdomain, is it the management address or AP-Manager address ?
    I have bound it to the Management address for WiSM 1a.
    Also I have 4x controllers (2x WiSMs, 2 controllers per WiSM). Do I just bind controller 1a's address or do I have to put 4x DNS entries into my DNS server for all my controllers?
    2. DHCP option 43, Do I place all 4x management ip addresses in the option or do I put in the AP-Manager Ip address?
    I followed this guide but was still a little unsure http://www.cisco.com/en/US/products/hw/wireless/ps430/prod_technical_reference09186a00804fc3dc.html#wp125304
    2. This final question is more around Dynamic Interfaces for my 4 controllers once I get the AP's resisted,
    Do I have to set up a dynamic interface ip address on every controller?
    e.g.
    Ssid = data, VLAN=10, VLAN10=10.0.0.0/24, I will bind AP's 1-8 to VLan group 10.
    Do I have to setup 1 dynamic interfaces per controller in the 10.0.0.0 subnet, taking up 4 addresses ?
    And if I only have to set up 1 or 2 dynamic interface, how does this work if the controller fails?
    Cheers

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