Supervisory Commands
Supervisory Commands
DSAP SSAP
控制欄 訊息欄
1 0 0 0
P/F
0 1 2 3 8 9 15
Receive Count - N(R)
Receive Ready
(RR) 命令
保留
1 0 0 1
P/F
Receive Count - N(R)
Reject (REJ)
命令
保留
1 0 1 0
P/F
Receive Count - N(R)
Receive Not Ready
(RNR) 命令
保留
- Receive Ready (RR)
- Receive Not Ready (RNR)
- Reject (REJ)
Notes: