2 # get rid of all short IP fragments (too small for valid comparison)
4 block in proto tcp all with short
6 # drop and log any IP packets with options set in them.
8 block in log all with ipopts
10 # log packets with BOTH ssrr and lsrr set
12 log in all with opt lsrr,ssrr
14 # drop any source routing options
16 block in quick all with opt lsrr
17 block in quick all with opt ssrr