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Re: two questions.
> Hi all !
> I'm a student trying to implement ipsec using ESP ( bump-in-stack) with =
> manual SA & Key management.
> i had following doubts....
> --> how do 2 hosts wanting to use ipsec decide on the SPI (manual SA)?
receiver/owner of the destination address picks the spi, communicates
it to the sender (either manually or through a key management
protocol).
the spi value is different in each direction.
References: