Just a note if you have to hard code your ethernet speeds to check out:
http://faq.pfsense.org/index.php?action=artikel&cat=10&id=38&artlang=en&highlight=hidden
You can hard-code the speeds into the config.xml file but we do not provide a GUI knob for this due to the incredible amount of times this simple thing gets messed up resulting in any os being blamed :)