ProSoft Technology 5201-DFNT-104C - Manual (Page 80)

Mailbox Feature (x201-DFNT-104C) 104C Version 3 ♦ ProLinx Gateway
Protocol Manual IEC 60870-5-104 Client (Firmware v3.xx)
Page 80 of 139 ProSoft Technology, Inc.
August 4, 2011
34 Send Number Send sequence number
35 Rec Number Received sequence number
36 Ack Number Last acknowledged sequence number
37 Queue Max Maximum number of queue (k)
38 Queue Threshold Queue threshold before S-Frame sent (w)
39 Rec Packets Number of I-frames received but not acknowledged
40 Queue Now Number of messages in queue
41 Queue First First index of message in queue
42 Queue Index Current index of message in queue
43 Spare Reserved for future use