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NEC UNIVERGE SV8500
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– 521 –
CHAPTER 3 System Messages
Number of Abnormal Sequence/
Number of PAWs/PRWs
received asking for ACK Reply/
Number of Retransmission (once)
: iLP-PM/PROTIMS/DtermIP
(SIP), Soft Phone (SIP)
Number of Overlapped Sequence/
Total Number of Abnormal
Packets/Number of
Retransmission (2nd)
: iLP-PM/PROTIMS/DtermIP
(SIP), Soft Phone (SIP)
Number of Retransmission (3rd)
: DtermIP (SIP), Soft Phone
(SIP)
Number of Retransmission (4
times or more)
: DtermIP (SIP), Soft Phone
(SIP)
b7 b6 b5 b4 b3 b2 b1 b0
b7 b6 b5 b4 b3 b2 b1 b0
b7 b6 b5 b4 b3 b2 b1 b0
b7 b6 b5 b4 b3 b2 b1 b0
PROTIMS: indicates the total number of PAW/PRW received (including
retransmission).
DtermIP (SIP)/Soft Phone (SIP): indicates the number of 1st retransmission
(after 500 ms from the previous transmission).
14
PROTIMS indicates the number of abnormal packets in PAW/PRW.
Abnormal packets described here indicate unknown packets, data length
abnormal, abnormal ACK number, abnormal sequence number.
DtermIP (SIP)/Soft Phone (SIP): indicates the number of 2nd
retransmission (after 1 second from the previous transmission).
15
DtermIP (SIP)/Soft Phone (SIP): indicates the number of 3rd
retransmission (after 2 seconds from the previous transmission).
16
DtermIP (SIP)/Soft Phone (SIP): indicates the number of 4th or more
retransmission (incremented every time when 4th or more retransmission is
made).
17

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