# | |
# get rid of all short IP fragments (too small for valid comparison) | |
# | |
block in proto tcp all with short | |
# | |
# drop and log any IP packets with options set in them. | |
# | |
block in log all with ipopts | |
# | |
# log packets with BOTH ssrr and lsrr set | |
# | |
log in all with opt lsrr,ssrr | |
# | |
# drop any source routing options | |
# | |
block in quick all with opt lsrr | |
block in quick all with opt ssrr |