
OSI Layer Management
Appendix E
E-7
The following lists the Network Attributes.
Attribute:
Description:
Attrid
:
Settable: Set value or
range:
Network Profile
status containing info about the Network layer
0
____
Lifetime
characteristic specifying the max time that can
pass before a NPDU reaches its destination
1
YES
0...65,535
Discard NPDU
General
counter of times NPDU is discarded due to
"general" reasons
2
____
Discard NPDU
General Limit
threshold for above counter (i.e. counter with
attrid = 2)
3
YES
0...65,535
Discard NPDU
Congestion
counter of times NPDU is discarded due to
media congestion
4
____
____
Discard NPDU
Congestion Limit
threshold for above counter (i.e. counter with
attrid = 4)
5
YES
0...65,535
Discard NPDU
Address
counter of times NPDU is discarded due to
unknown or inaccessible address
6
____
____
Discard NPDU
Address Limit
threshold for above counter (i.e. counter with
attrid = 6)
7
YES
0...65,535
Discard NPDU
Lifetime Exceeded
counter of times NPDU is discarded due to
lifetime expiration
8
____
____
Discard NPDU
Lifetime Exceeded
Limit
threshold for above counter (i.e. counter with
attrid = 8)
9
YES
0...65,535
Discard NPDU
Unsupported Option
counter of times NPDU is discarded because it
is not fully supported
10
____
____
Discard NPDU
Unsupported Option
threshold for above counter (i.e. counter with
attrid = 10)
11
YES
0...65,535
Discard NPDU
Reassembly
counter of NPDUs discarded due to reassembly
problem
12
____
____
Discard NPDU
Reassembly Limit
threshold of above counter (i.e. counter with
attrid = 12)
13
YES
0...65,535
NPDU Received
counter of NPDUs received
14
____
____
NPDU Sent
counter of NPDUs sent
15
____
____
Byte Sent
counter of bytes sent
16
____
____
Byte Received
counter of bytes received
17
____
____
Checksum
characteristic specifying if the Network
checksum algorithm is enabled or not
18
YES
1 (ENABLE)
0 (DISABLE)
Routing Table
characteristic specifying a routing table entry
19
NO
Network Attributes
Содержание PLC-5 MAP/OSI
Страница 1: ...PLC 5 MAP OSI Software User Manual Cat No 1785 OSI AB Parts...
Страница 4: ...Table of Contents iii OSI Layer Management E 1...
Страница 57: ...Chapter 4 Basic Programming Techniques 4 7 For example B7 6 10 AB Parts...
Страница 91: ...Mapping MMS Data Types onto PLC 5 40 5 60 File Types Appendix A A 2 T ACC D 16 AB Parts...