| 摘要 |
In one embodiment, a method for establishing a session between a first party and a second party in a communication network comprises issuing a request to establish the session with the second party, the request containing a first security level associated with the first party. A response is received to the request from the second party, the response containing a second security level associated with the second party. A security level for the session is identified from the first security level and the second security level and the session established at the identified security level.
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