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MELSEC-F
COMMUNICATION PROCEDURE5
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5.2.2 Initial settings
This section explains the initial settings.
*1 Details are explained in Section 10.6.
Setting item name
BFM number
[Decimal]
Description of setting Setting range/options
Timer
setting
TCP ULP timer 4 Set the time of packet existence at TCP data transmission. 2 to 32767
TCP zero window timer 5 Set the interval for checking the reception enabled status. 2 to 32767
TCP resend timer 6 Set the time to resend at TCP data transmission. 2 to 32767
TCP end timer 7 Set the confirmation wait time at TCP close processing. 2 to 32767
IP assembly timer 8 Set the wait time for division data packets. 1 to 32766
Response monitoring timer 9 Set the response wait time. 2 to 32767
Destination existence
confirmation starting interval
10
Set the time to start confirming existence of an external device after
communication with it has terminated.
1 to 32767
Destination existence
confirmation interval timer
11 Set the time interval between reconfirming existence. 1 to 32767
Destination existence
confirmation resend timer
12
Set the number of times to reconfirm existence when a response to
the existence confirmation is not received.
1 to 32767
DNS setting
(*1)
IP address of DNS server 1 20505 to 20506 Set IP address of DNS server 1. —
IP address of DNS server 2 20507 to 20508 Set IP address of DNS server 2. —
IP address of DNS server 3 20509 to 20510 Set IP address of DNS server 3. —
IP address of DNS server 4 20511 to 20512 Set IP address of DNS server 4. —