ABB COM600 series 5.0 Technical Reference Manual page 76

76
COM600 series 5.0
Slave Protocols (Ethernet) and Applications Technical Refer-
ence Manual
Maximum number of outstanding I format APDUs (k) and the latest
acknowledgment (w)
Parameter Default value
k 12 APDU
w 8 APDUs
Maximum range of values k: 1 to 32767 (215-1) APDUs, accuracy 1 APDU.
Maximum range of values w: 1 to 32767 APDUs, accuracy 1 APDU
(Recommendation: w must not exceed 2/3 of k).
Port number
Parameter
Port number
RFC 2200 suite
RFC 2200 is an official Internet standard which describes the state of standardization of
protocols used on the Internet as determined by the Internet Architecture Board (IAB).
It offers a broad spectrum of actual standards used in the Internet. The user of this
standard must select the suitable selection of documents from RFC 2200 defined in this
standard for given projects.
Ethernet 802.3
Serial X.21 interface
Other selection RFC 2200:
Remarks
Maximum difference
receive sequence
number to send state
variable
Latest acknowledg-
ment after receiving w
I-format APDUs
Default value
2404
1MRS758692
Selected value
1-32767 s
1-32767 s
Remarks
In all cases