+--------------------------------------------+
             |  Type = 1 (1 octet)                        |
             +--------------------------------------------|
             |  Length (2 octets)                         |
             +--------------------------------------------|
             |  Association Type (1 octet)                |
             +--------------------------------------------|
             |  Associated SFPR-RD (8 octets)             |
             +--------------------------------------------|
             |  Associated SPI (3 octets)                 |
             +--------------------------------------------+