Portal authentication
can pop up the redirect page, but after entering the user name password
authentication failed.
Add portal host-check
enable configuration to enable the wireless Portal client legitimacy check
function. Portal authentication needs to carry the user's mac address, if there
is no service VLAN's layer 3 address on the AC, it cannot read the user's mac
through ARP, you need to configure the portal host-check enable command, the
user's mac read from the client table entry.