Yokogawa Button Operated MV2000 - Manual (Page 117)

4-44 M-4662
4.11 Maintenance/Test
Commands (available when
using the maintenance/
test server function via the
Ethernet interface)
close Disconnects the connection
between other instruments
Syntax close,p1,p2:p3
p1
MV port (1 to 65535)
p2 PC IP address
(0.0.0.0 to 255.255.255.255)
p3 PC port (0 to 65535)
Example close,34159,192.168.111.24:1054
E0
Description You cannot use this command to disconnect
a server port. You cannot use this command
to disconnect a port of an instrument that is
being controlled. Use the quit command for this
purpose.
con Transmits connection
information
Syntax con
Example
con
EA
00/00/00 12:34:56
Active connections
Proto Local Address Foreign Address State
TCP 192.168.111. 24:34159 192.168.111. 24:1053 ESTABLISHED
TCP 0. 0. 0. 0:34155 0. 0. 0. 0:
0 LISTEN
TCP 0. 0. 0. 0:34159 0. 0. 0. 0: 0 LISTEN
TCP 0. 0. 0. 0:34150 0. 0. 0. 0: 0 LISTEN
EN
TCP
The protocol used.
Local Address
The MV socket address.
Displays “IP address:port number.”
Foreign Address
The destination socket address.
Displays “IP address:port number.”
State
Connection state.
ESTABLISHED
Connection established.
eth Transmits Ethernet statistics
Syntax eth
Example
eth
EA
00/00/00 12:34:56
Ethernet Statistics
Name In Pkt In Err Out Pkt Out Err 16 Coll
lo0 0
0 0 0 0
mb0 74 0 64 0 0
EN
help Displays help
Syntax help [,p1]
p1
Command name
(close, con, eth, help, net, quit)
Example
help
EA
con
- echo connection information
eth - echo ethernet information
help - echo help
net - echo network status
quit - close this connection
EN
net Transmits network statistics
Syntax net
Example
net
EA
00/00/00 12:34:56
Network Status
APP: power on time = 00/00/00 12:34:56
APP: applalive = disable
APP: genedrops = 0
APP: diagdrops = 0
APP: ftpsdrops = 0
TCP: keepalive = 30 s
TCP: connects = 14
TCP: closed = 0
TCP: timeoutdrop = 0
TCP: keepdrops = 0
TCP: sndtotal = 53
TCP: sndbyte = 0
TCP: sndrexmitpack = 0
TCP: sndrexmitbyte = 1
TCP: rcvtotal = 0
TCP: rcvbyte = 0
DLC: 16 collisions = 0
EN
TCP: keepalive
Keepalive check cycle.
TCP: connects
Total number of connections established.
TCP: closed
Total number of closed connections.
TCP: timeoutdrop
Total number of dropped connections due
to TCP retransmission timeout. When the
transmitted packet is not received, the
MV retransmits the packet at given time
intervals. If the packet is not received after 14
retransmissions, a timeout occurs, and the MV
drops the connection.
4.11 Maintenance/Test Commands (available when using the maintenance/test server function via the Ethernet interface)