FreeBSD 6.3 gre and tracerouteo

Stephen Clark sclark46 at
Tue Nov 18 09:49:18 PST 2008

David DeSimone wrote:
> Stephen Clark <sclark46 at> wrote:
>>         switch (proto) {
>>         case IPPROTO_GRE:
>>                 hlen += sizeof(struct gre_h);
>> +
>> +               m->m_flags &= ~(M_DECRYPTED);
>> +
> Are there security implications from removing this flag?
That is a very good question. I was wondering the same thing myself.
Hopefully someone with a better understanding will comment on it.



"They that give up essential liberty to obtain temporary safety,
deserve neither liberty nor safety."  (Ben Franklin)

"The course of history shows that as a government grows, liberty
decreases."  (Thomas Jefferson)

More information about the freebsd-net mailing list