Siemens SIMATIC TIWAY 1 - Manual (Page 150)

HOST COMMAND SET REFERENCE
UNILINK HOST ADAPTER 5–65
USER MANUAL
5.6.9 Report Network Manager Network Statistics — 38
The REPORT NETWORK MANAGER NETWORK STATISTICS command
returns statistics for the entire network. The statistics reflect the network
activity between the Network Manager and all secondary addresses. The
counters are not incremented after reaching their maximum value and must be
explicitly reset.
Command: 38 cc (rr)
Response: 38 cc ([bbbbbbbb cccccccc dddddddd eeeeeeee ffff])
Usage: PERFORMANCE
Modes: NM
Parameters:
rr The reset counters code.
00 = Do not reset the counters.
01 = Reset the counters, but do not return any statistics. The
channel field will be returned.
cc Channel specifier.
00 = Return statistics for Channel A only.
01 = Return statistics for Channel B only.
02 = Return two sets of statistics, the first for Channel A and the
second for Channel B.
bbbb The total number of TIWAY I HDLC commands (I–Frames, RRs,
and others) sent to the network secondaries by the Network
Manager. This count does not include HDLC commands sent to
retry an HIU.
cccc The total number of TIWAY I HDLC I–Frames sent to the
network secondaries by the Network Manager.
dddd The total number of network errors associated with the network
secondaries including bad CRCs, aborts, timeouts, and the loss of
RS–232–C/RS–423–A control signals.