IP113M LF
Preliminary Data Sheet
17/58
April 9, 2007
Copyright © 2004, IC Plus Corp.
IP113M LF-DS-R11
2.3.3
Bit definition of maintenance frame (continued)
Bit
Item
Description
Note
S6
Information for notice of
terminal link status
(Available for option B or not)
0: terminal IP113M LF does not support option
B.
1: terminal IP113M LF supports option B, which
can inform speed, duplex, and
auto-negotiation in terminal IP113M LF.
If S11 = “1”, S6=”X’
S8 – S7
Terminal link speed
00: 10 Mbps
01: 100 Mbps
10: 1000 Mbps
11: others
It is valid, if S6 = ”1”.
If S2 or S11 = “1”, S7, S8 = {X, X}
S9
Duplex for the terminal side
1: full duplex, 0: half duplex
It is valid, if S6 = ”1”.
If S6 =“0”, S9=“0”.
If {S7, S8} = {1,1}, S9=”X”
If S2 or S11 = “1”, S9=”X”
S10
Auto-negotiation capability for
the terminal side
1: available, 0: un-available
It is valid, if S6 = ”1”.
If S6 =“0”, S10=“0”.
If {S7, S8} = {1,1}, S10=”X”
If S11 = “1”, S10=”X”
S11
Number of interface in
Terminal/ network side
0: one UTP
1: more than one UTP
S15 – S12
Reserved
M23 – M0
Vender code
Vender code for TTC standard
It is C30900h.
M47 – M24
Model number
Specified by vender
It is 000000h.
E7 – E0
FCS
CRC – 8
FCS calculation area: C0 - M47
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