http://www.youtube.com/watch?v=eHOQe56QBpA
This video ended up being a lot longer than I thought it would. Below should be a config you can just paste in to a 3850 then reboot it and it should come up as a configured controller.
!
hostname 3850
!
boot-start-marker
boot-end-marker
!
!
!
!
########Username
username testing privilege 15 secret testing
no aaa new-model
switch 1 provision ws-c3850-24p
!
ip device tracking
!
######### DHCP for APs, no option 43 needed because they are on the same subnet as WLC######
ip dhcp pool APs
network 10.10.0.0 255.255.255.0
default-router 10.10.0.1
dns-server 10.10.0.1
!
######### DHCP for wireless clients, removed if you already have DHCP server######
ip dhcp pool Clients
network 10.50.0.0 255.255.255.0
default-router 10.50.0.1
dns-server 10.50.0.1
!
!
!
interface GigabitEthernet1/0/1
description CAPWAP AP
switchport access vlan 10
switchport mode access
!
!
interface Vlan1
no ip address
shutdown
!
interface Vlan10
description Management Interface
ip address 10.10.0.2 255.255.255.0
!
interface Vlan50
description Management Interface
ip address 10.50.0.1 255.255.255.0
!
ip default-gateway 10.10.0.1
no ip http server
ip http authentication local
ip http secure-server
!
!
!
ip sla enable reaction-alerts
!
!
!
line con 0
logging synchronous
!
line vty 0 4
logging synchronous
login local
line vty 5 15
logging synchronous
login local
!
####### This set switch as an MC####
wireless mobility controller
!
####### This sets the interface the APs will talk to#####
wireless management interface Vlan10
!
####### Enables management over wifi########
wireless mgmt-via-wireless
!
####### WLAN config #######
wlan testing1234 1 testing1234
client vlan 50
no security wpa akm dot1x
security wpa akm psk set-key ascii 0 testing1234
no shutdown
end
