E-mail field filter

https://community.arubanetworks.com/t5/Security/CP-Guest-Email-Sponsor-restrict-the-email-domain/td-p/90710

The email validator looks like this…

array (

'deny' =>

array (

0 => 'domaininquestion.co.uk',

),

'allow' =>

array (

),

)

The sponsor email validator looks like this…

array (

'allow' =>

array (

0 => 'domaininquestion.co.uk',

),

'deny' =>

array (

0 => '*',

),

)