fragbits

The fragbits keyword is used to check if fragmentation and reserved bits are set in the IP header.

The following bits may be checked:

M

- More Fragments

D

- Don't Fragment

R

- Reserved Bit

The following modifiers can be set to change the match criteria:

+

match on the specified bits, plus any others

*

match if any of the specified bits are set

!

match if the specified bits are not set