TURN                                 TURN          Peer         Peer
client                               server         A            B
  |--- CreatePermission request ------>|            |            |
  |    Transaction-Id=0xE5913A8F460956CA277D3319    |            |
  |    XOR-PEER-ADDRESS=192.0.2.150:0  |            |            |
  |    USERNAME="George"               |            |            |
  |    REALM="example.com"             |            |            |
  |    NONCE="obMatJos2gAAAadl7W7PeDU4hKE72jda"     |            |
  |    PASSWORD-ALGORITHMS=MD5 and SHA256           |            |
  |    PASSWORD-ALGORITHM=SHA256       |            |            |  
  |    MESSAGE-INTEGRITY-SHA256=...    |            |            |
  |                                    |            |            |
  |<-- CreatePermission success resp.--|            |            |
  |    Transaction-Id=0xE5913A8F460956CA277D3319    |            |
  |    MESSAGE-INTEGRITY-SHA256=...    |            |            |