WLC 5760 local webauth problem in iphone

06-15  Source: Network gathering  Views:77 

I am try to use the local webauth by Cisco 5760
In the NB,MAC,Android it can authentication , but when i use iphone to test the webauth
When I enter the username and password and submit , iphone just only white screen , it does not show authentication success
What is my problem
My webauth config
aaa authentication login local_webauth local
aaa authorization network default local 
parameter-map type webauth global
 type authbypass
 virtual-ip ipv4
parameter-map type webauth test
 type authbypass
wlan Web 1 Web
 client vlan VLAN0100
 no security wpa
 no security wpa akm dot1x
 no security wpa wpa2
 no security wpa wpa2 ciphers aes
 security web-auth
 security web-auth authentication-list local_webauth
 security web-auth parameter-map test
 session-timeout 1800
 no shutdown
Web-auth redirect failed with IPad/IPhone 8.0/8.1 for pop-up window
The Customer got the blank page after typing the username and password with safari pop-up window.
IPad/Iphone 8.* with pop-up window.
Using safari without pop-up window or third party browser which can work fine
Further Problem Description:
My testing topology:
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