2.2.6 Outer TLVs

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Outer TLVs contain optional data and are exchanged between the peer and the server during PEAP phase 1. Peers expect Outer TLVs in the PEAP Start Packet (sent from the server to the peer), and servers expect Outer TLVs in the Client Hello Packet (sent from the peer to the server).<2>

The exchanged Outer TLVs are used when generating the Cryptobinding TLV, as specified in section 3.1.5.5.1.