Bitfields for CAPI v2.0 B1 protocol support:
Bit(s)	Description	)
 0	64k bps with HDLC framing (required, always set)
 1	64k bps bit-transparent operation with network byte framing
 2	V.110 asynchronous with start/stop byte framing
 3	V.110 synchronous with HDLC framing
 4	T.30 modem for group 3 FAX
 5	64k bps inverted with HDLC framing
 6	56k bps bit-transparent operation with network byte framing
 7-31	reserved (0)
SeeAlso: #04074