<div>when the ike have finished phase 1,there were four key which are SKEYID,SKEYID_a,SKEYID_d,SKEYID_e, and the key material SKEYID_e used to encrpt phase 2 negotiation .</div>
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<div>when the ike have finished phase 2, which key material used to encrpt ipsec data? SKEYID_e again?</div>