CV500ETN01 Omron, CV500ETN01 Datasheet - Page 216

• Manufacturer Part Number: CV500ETN01
• Description: Programmable Logic Controller
• Manufacturer: Omron

Specifications of CV500ETN01

• Peak Reflow Compatible (260 C): No
• Leaded Process Compatible: No
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

TCP Status (Response)
Command/Response Reference
4 bytes
#0
1,2,3...
#1
#2
Three types (46 items) of TCP status information occupying 4 bytes each are
returned in the following sequence. Each value is returned as an 8-digit hexa-
decimal value.
1) Connection Information (60 Bytes)
Fifteen items are returned in the following sequence:
1. The number of times active connections were correctly established.
2. The number of times a SYN packet was received while waiting to establish
3. The number of times active or passive connections were correctly estab-
4. The number of times an established connection was cut off.
5. The number of times the connection wait status was cut off.
6. The number of times protocol control blocks or other actively allocated
7. The number of segments for the round-trip time (time from segment trans-
8. The number of times the round-trip time was changed.
9. The number of times a delayed acknowledgement (ACK) was sent. If the
10. The number of times the connection was cut off because no ACK was re-
11. The number of times no ACK was returned within the resend timer set time.
#0
#1, #2
#3
#4
#5
#6, #7
#8
#9, #10
#11
#12
#13
#14
#15
#16
#17
#18
#3
a passive connection.
lished.
structures were released.
mission to ACK).
order of the received segments is reversed, ACK is sent with a packet of
data separate from ACK (response to input data, etc.) or is immediately
sent with the ACK for other data.
turned after several resend attempts.
(The resend timer sets the maximum time limit between the data being out-
put and ACK being returned.)
#4
Type number
#5
Echo reply
Undefined, always 0
Destination unreachable
Source quench
Routing redirect
Undefined, always 0
Echo
Undefined, always 0
Time exceeded
Parameter problem
Time stamp
Time stamp reply
Information request
Information request reply
Address mask request
Address mask reply
#15
#16
Description
#17
#18
Section 7-3
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