pfSense

Change test after IPsec apply to check for any value >= 0. If a user has hostnames vpn_ipsec_configure() now returns the number of hostnames, so the previous test failed and the "apply changes" button would never go away.

Fix #3049, set $config as global to it can be read

Allow user to set interval between attempts to resolve hostnames configured on aliases

Include the burst size in the limiter. Submitted-by: http://forum.pfsense.org/index.php/topic,62470.0.html

Add warning comment about missing IPv6 implementation

Add used binary

Remove referenced binary not used anymore

Remove unused code and spurious alert

Use file_put_contents for simplicity and readbility

• Use when needed the family for get_real_interface
• During dhcp setup use -n for cp to avoid coping uselessly