echo form::label(array('for' => 'sipinterface[nat_net_list_id]', 'help' => 'When receiving a REGISTER or INVITE, enable NAT mode automatically if IP address in Contact header matches an entry defined in the access list. ACL is a misnomer in this case because access will not be denied if the user contact IP does not match.', 'hint' => 'Matches force NAT traversal mechanisms'), 'NAT List:');
echo netlists::dropdown('sipinterface[nat_net_list_id]');
?>
</div>
<div class="field">
<?php
echo form::label(array('for' => 'sipinterface[inbound_net_list_id]', 'help' => 'A network list that defines who will be allowed to skip user authentication when making inbound calls to the server. Setting this to none will require all requests to pass authentication (username and password challenge) before being allowed to proceed.', 'hint' => 'Matches do not requre authentication'), 'Inbound ACL:');
echo netlists::dropdown('sipinterface[inbound_net_list_id]');
?>
</div>
<div class="field">
<?php
echo form::label(array('for' => 'sipinterface[register_net_list_id]', 'help' => 'A network list of devices who will always be allowed to register to the server with any username / password combination. Setting this to none will require all registration request to have a valid username and password.', 'hint' => 'Matches can register with no credentials'), 'Register ACL:');
echo netlists::dropdown('sipinterface[register_net_list_id]');
?>
</div>
<?php
echo form::close_section();
?>
<?php
echo form::open_section('Registration');
?>
<div class="field">
<?php
echo form::label(array('for' => 'sipinterface[auth]', 'hint' => 'Require a SIP username/password?', 'help' => 'Whether or not to require a username/password for SIP registrations. Usually you want this checked. Note that ACLs are checked first and if someone matches an ACL it overrides the requirement for a SIP username/password challenge.<BR><BR>WARNING: Turning this option off on a publicly exposed IP is usually considered dangerous unless you are careful with what destinations you make accessible. Everyone on the Internet will be able to use all numbers and features on your system via this IP address and the context you select below if you uncheck this box. This warning only applies to public IP addresses.!'), 'Enable Auth/Challenge?');
echo form::checkbox('sipinterface[auth]');
