Identifies the secure password for the ISP Tunnel.
NOTE 1: This field is applicable when DSL is routed over ATM.
USAGE: This field is conditional.
NOTE 1: Optional when the BSC field on the Transport or the EUSA Form is “C”, otherwise prohibited.
DATA CHARACTERISTICS: 10 alpha/numeric characters
EXAMPLES: 1 2 6 7 8 4
A 2 6 7 8 4