I'm not sure why it's having a problem with the tables, but the antispoof rules are actually filtering rules so you have to put them later in the file.
They're really only syntactic sugar for filtering rules: http://www.openbsd.org/faq/pf/filter.html#antispoof -- http://www.lightconsulting.com/~travis/ -><- Knight of the Lambda Calculus "We already have enough fast, insecure systems." -- Schneier & Ferguson GPG fingerprint: 50A1 15C5 A9DE 23B9 ED98 C93E 38E9 204A 94C2 641B
