Re: Alter TCP packet not work fine with netfilter hook

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On Tuesday 2012-01-31 05:46, Cao Xuan Sang wrote:

>> Hi netfilter family,
>> I'm a newbie to netfilter.
>> I have just developt a crypto module using netfilter hook.
>> In this module :
>> SENDER : IP payload will be encrypted at POST ROUTING hook
>> RECEIVE : IP payload wil be decrypted at PRE ROUTING hook.
>>
>> The module work fine with ICMP & UDP but it NOT work fine with TCP: 2 machine still receive packet at hook but application not communicate together.
>>
>> I don't know whether any mystery in netfilter or linux network kernel at here?
>>
>> Thanks :)
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I just wonder what's up with people that hit reply and send without 
writing anything (or even adding to cc).
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