EXFO FTB-8500 Series for FTB-500 - Manual (Page 248)

Stream Generation Tabs
234 FTB-8500 Series and FTB-8120NGE/8130NGE
Frame Configuration (Fibre Channel)
9 Retransmitted
Sequence
0 = Original Sequence transmission
1 = Sequence retransmission
8 Unidirectional
Transmit (Class 1)
or Remove
Connection (Class
4 only)
0 = Bi-directional transmission (Class 1), or Retain or
deactivate circuit (Class 4)
1 = Unidirectional Transmission (Class 1), or Remove circuit
(Class 4)
7
6
Continue
Sequence
Condition
Last Data frame - Sequence initiator
00 = No information
01 = Sequence to follow-immediately
10 = Sequence to follow-soon
11 = Sequence to follow-delayed
5
4
Abort Sequence
Condition
ACK frame - Sequence Recipient
00 = Continue sequence
01 = Abort Sequence, Perform ABTS
10 = Stop Sequence
11 = Immediate Sequence retransmission requested
Data frame (1st of Exchange) - Sequence initiator
00 = Abort, Discard multiple Sequences
01 = Abort, Discard a single Sequence
10 = Process policy with infinite buffers
11 = Discard multiple Sequences with immediate
retransmission
3 Relative offset
present
0 = Parameter field defined for some frames
1 = Parameter Field = relative offset
2 Exchange
reassembly
Reserved for Exchange reassembly
1
0
Fill Data Bytes End of Data Field - bytes of fill
00 = 0 Bytes of fill
01 = 1 Byte of fill (last byte of Data Field)
10 = 2 Bytes of fill (last 2 bytes of Data Field)
11 = 3 Bytes of fill (last 3 bytes of Data Field)
Bit Field Description