A question for IPsec --SPK

Sep 23, 2008 1 Replies

Hi, I remembered that pre shared key use for ISAKMP phase-1. for authentication. Is that right?



Can anyone give a detail info. for phase-1? Tere are total six frames for main mode first two are okay. The third and fourth for exchange D-H prime p and q? and use PSK to do authentication?



TIA, st


Hi, I remembered that pre shared key use for ISAKMP phase-1. for authentication. Is that right? (ESP)

There are total six frames for main mode during phase 1 First two frames look easy to understand. How about the third and fourth frame. What do they do in detail? Can anyone give a little bit more detail operation?

TIA, st

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